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<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd">
<html>
<head>
<!-- Generated by HsColour, http://code.haskell.org/~malcolm/hscolour/ -->
<title>lib/Data/Enumerator/Text.hs</title>
<link type='text/css' rel='stylesheet' href='hscolour.css' />
</head>
<body>
<pre><a name="line-1"></a><span class='hs-comment'>{-# LANGUAGE CPP #-}</span>
<a name="line-2"></a>
<a name="line-3"></a><span class='hs-comment'>-- |</span>
<a name="line-4"></a><span class='hs-comment'>-- Module: Data.Enumerator.Text</span>
<a name="line-5"></a><span class='hs-comment'>-- Copyright: 2010-2011 John Millikin</span>
<a name="line-6"></a><span class='hs-comment'>-- License: MIT</span>
<a name="line-7"></a><span class='hs-comment'>--</span>
<a name="line-8"></a><span class='hs-comment'>-- Maintainer: jmillikin@gmail.com</span>
<a name="line-9"></a><span class='hs-comment'>-- Portability: portable</span>
<a name="line-10"></a><span class='hs-comment'>--</span>
<a name="line-11"></a><span class='hs-comment'>-- Character-oriented alternatives to "Data.Enumerator.List". Note that the</span>
<a name="line-12"></a><span class='hs-comment'>-- enumeratees in this module must unpack their inputs to work properly. If</span>
<a name="line-13"></a><span class='hs-comment'>-- you do not need to handle leftover input on a char-by-char basis, the</span>
<a name="line-14"></a><span class='hs-comment'>-- chunk-oriented versions will be much faster.</span>
<a name="line-15"></a><span class='hs-comment'>--</span>
<a name="line-16"></a><span class='hs-comment'>-- This module is intended to be imported qualified:</span>
<a name="line-17"></a><span class='hs-comment'>--</span>
<a name="line-18"></a><span class='hs-comment'>-- @</span>
<a name="line-19"></a><span class='hs-comment'>-- import qualified Data.Enumerator.Text as ET</span>
<a name="line-20"></a><span class='hs-comment'>-- @</span>
<a name="line-21"></a><span class='hs-comment'>--</span>
<a name="line-22"></a><span class='hs-comment'>-- Since: 0.2</span>
<a name="line-23"></a><span class='hs-keyword'>module</span> <span class='hs-conid'>Data</span><span class='hs-varop'>.</span><span class='hs-conid'>Enumerator</span><span class='hs-varop'>.</span><span class='hs-conid'>Text</span>
<a name="line-24"></a>	<span class='hs-layout'>(</span>
<a name="line-25"></a>	
<a name="line-26"></a>	<span class='hs-comment'>-- * IO</span>
<a name="line-27"></a>	  <span class='hs-varid'>enumHandle</span>
<a name="line-28"></a>	<span class='hs-layout'>,</span> <span class='hs-varid'>enumFile</span>
<a name="line-29"></a>	<span class='hs-layout'>,</span> <span class='hs-varid'>iterHandle</span>
<a name="line-30"></a>	
<a name="line-31"></a>	<span class='hs-comment'>-- * List analogues</span>
<a name="line-32"></a>	
<a name="line-33"></a>	<span class='hs-comment'>-- ** Folds</span>
<a name="line-34"></a>	<span class='hs-layout'>,</span> <span class='hs-varid'>fold</span>
<a name="line-35"></a>	<span class='hs-layout'>,</span> <span class='hs-varid'>foldM</span>
<a name="line-36"></a>	
<a name="line-37"></a>	<span class='hs-comment'>-- ** Maps</span>
<a name="line-38"></a>	<span class='hs-layout'>,</span> <span class='hs-conid'>Data</span><span class='hs-varop'>.</span><span class='hs-conid'>Enumerator</span><span class='hs-varop'>.</span><span class='hs-conid'>Text</span><span class='hs-varop'>.</span><span class='hs-varid'>map</span>
<a name="line-39"></a>	<span class='hs-layout'>,</span> <span class='hs-conid'>Data</span><span class='hs-varop'>.</span><span class='hs-conid'>Enumerator</span><span class='hs-varop'>.</span><span class='hs-conid'>Text</span><span class='hs-varop'>.</span><span class='hs-varid'>mapM</span>
<a name="line-40"></a>	<span class='hs-layout'>,</span> <span class='hs-conid'>Data</span><span class='hs-varop'>.</span><span class='hs-conid'>Enumerator</span><span class='hs-varop'>.</span><span class='hs-conid'>Text</span><span class='hs-varop'>.</span><span class='hs-varid'>mapM_</span>
<a name="line-41"></a>	<span class='hs-layout'>,</span> <span class='hs-conid'>Data</span><span class='hs-varop'>.</span><span class='hs-conid'>Enumerator</span><span class='hs-varop'>.</span><span class='hs-conid'>Text</span><span class='hs-varop'>.</span><span class='hs-varid'>concatMap</span>
<a name="line-42"></a>	<span class='hs-layout'>,</span> <span class='hs-varid'>concatMapM</span>
<a name="line-43"></a>	
<a name="line-44"></a>	<span class='hs-comment'>-- ** Accumulating maps</span>
<a name="line-45"></a>	<span class='hs-layout'>,</span> <span class='hs-varid'>mapAccum</span>
<a name="line-46"></a>	<span class='hs-layout'>,</span> <span class='hs-varid'>mapAccumM</span>
<a name="line-47"></a>	<span class='hs-layout'>,</span> <span class='hs-varid'>concatMapAccum</span>
<a name="line-48"></a>	<span class='hs-layout'>,</span> <span class='hs-varid'>concatMapAccumM</span>
<a name="line-49"></a>	
<a name="line-50"></a>	<span class='hs-comment'>-- ** Infinite streams</span>
<a name="line-51"></a>	<span class='hs-layout'>,</span> <span class='hs-conid'>Data</span><span class='hs-varop'>.</span><span class='hs-conid'>Enumerator</span><span class='hs-varop'>.</span><span class='hs-conid'>Text</span><span class='hs-varop'>.</span><span class='hs-varid'>iterate</span>
<a name="line-52"></a>	<span class='hs-layout'>,</span> <span class='hs-varid'>iterateM</span>
<a name="line-53"></a>	<span class='hs-layout'>,</span> <span class='hs-conid'>Data</span><span class='hs-varop'>.</span><span class='hs-conid'>Enumerator</span><span class='hs-varop'>.</span><span class='hs-conid'>Text</span><span class='hs-varop'>.</span><span class='hs-varid'>repeat</span>
<a name="line-54"></a>	<span class='hs-layout'>,</span> <span class='hs-varid'>repeatM</span>
<a name="line-55"></a>	
<a name="line-56"></a>	<span class='hs-comment'>-- ** Bounded streams</span>
<a name="line-57"></a>	<span class='hs-layout'>,</span> <span class='hs-conid'>Data</span><span class='hs-varop'>.</span><span class='hs-conid'>Enumerator</span><span class='hs-varop'>.</span><span class='hs-conid'>Text</span><span class='hs-varop'>.</span><span class='hs-varid'>replicate</span>
<a name="line-58"></a>	<span class='hs-layout'>,</span> <span class='hs-varid'>replicateM</span>
<a name="line-59"></a>	<span class='hs-layout'>,</span> <span class='hs-varid'>generateM</span>
<a name="line-60"></a>	<span class='hs-layout'>,</span> <span class='hs-varid'>unfold</span>
<a name="line-61"></a>	<span class='hs-layout'>,</span> <span class='hs-varid'>unfoldM</span>
<a name="line-62"></a>	
<a name="line-63"></a>	<span class='hs-comment'>-- ** Dropping input</span>
<a name="line-64"></a>	<span class='hs-layout'>,</span> <span class='hs-conid'>Data</span><span class='hs-varop'>.</span><span class='hs-conid'>Enumerator</span><span class='hs-varop'>.</span><span class='hs-conid'>Text</span><span class='hs-varop'>.</span><span class='hs-varid'>drop</span>
<a name="line-65"></a>	<span class='hs-layout'>,</span> <span class='hs-conid'>Data</span><span class='hs-varop'>.</span><span class='hs-conid'>Enumerator</span><span class='hs-varop'>.</span><span class='hs-conid'>Text</span><span class='hs-varop'>.</span><span class='hs-varid'>dropWhile</span>
<a name="line-66"></a>	<span class='hs-layout'>,</span> <span class='hs-conid'>Data</span><span class='hs-varop'>.</span><span class='hs-conid'>Enumerator</span><span class='hs-varop'>.</span><span class='hs-conid'>Text</span><span class='hs-varop'>.</span><span class='hs-varid'>filter</span>
<a name="line-67"></a>	<span class='hs-layout'>,</span> <span class='hs-varid'>filterM</span>
<a name="line-68"></a>	
<a name="line-69"></a>	<span class='hs-comment'>-- ** Consumers</span>
<a name="line-70"></a>	<span class='hs-layout'>,</span> <span class='hs-conid'>Data</span><span class='hs-varop'>.</span><span class='hs-conid'>Enumerator</span><span class='hs-varop'>.</span><span class='hs-conid'>Text</span><span class='hs-varop'>.</span><span class='hs-varid'>head</span>
<a name="line-71"></a>	<span class='hs-layout'>,</span> <span class='hs-varid'>head_</span>
<a name="line-72"></a>	<span class='hs-layout'>,</span> <span class='hs-conid'>Data</span><span class='hs-varop'>.</span><span class='hs-conid'>Enumerator</span><span class='hs-varop'>.</span><span class='hs-conid'>Text</span><span class='hs-varop'>.</span><span class='hs-varid'>take</span>
<a name="line-73"></a>	<span class='hs-layout'>,</span> <span class='hs-varid'>takeWhile</span>
<a name="line-74"></a>	<span class='hs-layout'>,</span> <span class='hs-varid'>consume</span>
<a name="line-75"></a>	
<a name="line-76"></a>	<span class='hs-comment'>-- ** Zipping</span>
<a name="line-77"></a>	<span class='hs-layout'>,</span> <span class='hs-varid'>zip</span>
<a name="line-78"></a>	<span class='hs-layout'>,</span> <span class='hs-varid'>zip3</span>
<a name="line-79"></a>	<span class='hs-layout'>,</span> <span class='hs-varid'>zip4</span>
<a name="line-80"></a>	<span class='hs-layout'>,</span> <span class='hs-varid'>zip5</span>
<a name="line-81"></a>	<span class='hs-layout'>,</span> <span class='hs-varid'>zip6</span>
<a name="line-82"></a>	<span class='hs-layout'>,</span> <span class='hs-varid'>zip7</span>
<a name="line-83"></a>	<span class='hs-layout'>,</span> <span class='hs-varid'>zipWith</span>
<a name="line-84"></a>	<span class='hs-layout'>,</span> <span class='hs-varid'>zipWith3</span>
<a name="line-85"></a>	<span class='hs-layout'>,</span> <span class='hs-varid'>zipWith4</span>
<a name="line-86"></a>	<span class='hs-layout'>,</span> <span class='hs-varid'>zipWith5</span>
<a name="line-87"></a>	<span class='hs-layout'>,</span> <span class='hs-varid'>zipWith6</span>
<a name="line-88"></a>	<span class='hs-layout'>,</span> <span class='hs-varid'>zipWith7</span>
<a name="line-89"></a>	
<a name="line-90"></a>	<span class='hs-comment'>-- ** Unsorted</span>
<a name="line-91"></a>	<span class='hs-layout'>,</span> <span class='hs-varid'>require</span>
<a name="line-92"></a>	<span class='hs-layout'>,</span> <span class='hs-varid'>isolate</span>
<a name="line-93"></a>	<span class='hs-layout'>,</span> <span class='hs-varid'>isolateWhile</span>
<a name="line-94"></a>	<span class='hs-layout'>,</span> <span class='hs-varid'>splitWhen</span>
<a name="line-95"></a>	<span class='hs-layout'>,</span> <span class='hs-varid'>lines</span>
<a name="line-96"></a>	
<a name="line-97"></a>	<span class='hs-comment'>-- * Text codecs</span>
<a name="line-98"></a>	<span class='hs-layout'>,</span> <span class='hs-conid'>Codec</span>
<a name="line-99"></a>	<span class='hs-layout'>,</span> <span class='hs-varid'>encode</span>
<a name="line-100"></a>	<span class='hs-layout'>,</span> <span class='hs-varid'>decode</span>
<a name="line-101"></a>	<span class='hs-layout'>,</span> <span class='hs-varid'>utf8</span>
<a name="line-102"></a>	<span class='hs-layout'>,</span> <span class='hs-varid'>utf16_le</span>
<a name="line-103"></a>	<span class='hs-layout'>,</span> <span class='hs-varid'>utf16_be</span>
<a name="line-104"></a>	<span class='hs-layout'>,</span> <span class='hs-varid'>utf32_le</span>
<a name="line-105"></a>	<span class='hs-layout'>,</span> <span class='hs-varid'>utf32_be</span>
<a name="line-106"></a>	<span class='hs-layout'>,</span> <span class='hs-varid'>ascii</span>
<a name="line-107"></a>	<span class='hs-layout'>,</span> <span class='hs-varid'>iso8859_1</span>
<a name="line-108"></a>	
<a name="line-109"></a>	<span class='hs-layout'>)</span> <span class='hs-keyword'>where</span>
<a name="line-110"></a>
<a name="line-111"></a><span class='hs-keyword'>import</span> <span class='hs-keyword'>qualified</span> <span class='hs-conid'>Prelude</span>
<a name="line-112"></a><span class='hs-keyword'>import</span>           <span class='hs-conid'>Prelude</span> <span class='hs-varid'>hiding</span> <span class='hs-layout'>(</span><span class='hs-varid'>head</span><span class='hs-layout'>,</span> <span class='hs-varid'>drop</span><span class='hs-layout'>,</span> <span class='hs-varid'>takeWhile</span><span class='hs-layout'>,</span> <span class='hs-varid'>lines</span><span class='hs-layout'>,</span> <span class='hs-varid'>zip</span><span class='hs-layout'>,</span> <span class='hs-varid'>zip3</span><span class='hs-layout'>,</span> <span class='hs-varid'>zipWith</span><span class='hs-layout'>,</span> <span class='hs-varid'>zipWith3</span><span class='hs-layout'>)</span>
<a name="line-113"></a>
<a name="line-114"></a><span class='hs-keyword'>import</span>           <span class='hs-conid'>Control</span><span class='hs-varop'>.</span><span class='hs-conid'>Arrow</span> <span class='hs-layout'>(</span><span class='hs-varid'>first</span><span class='hs-layout'>)</span>
<a name="line-115"></a><span class='hs-keyword'>import</span> <span class='hs-keyword'>qualified</span> <span class='hs-conid'>Control</span><span class='hs-varop'>.</span><span class='hs-conid'>Exception</span> <span class='hs-keyword'>as</span> <span class='hs-conid'>Exc</span>
<a name="line-116"></a><span class='hs-keyword'>import</span> <span class='hs-keyword'>qualified</span> <span class='hs-conid'>Control</span><span class='hs-varop'>.</span><span class='hs-conid'>Monad</span> <span class='hs-keyword'>as</span> <span class='hs-conid'>CM</span>
<a name="line-117"></a><span class='hs-keyword'>import</span>           <span class='hs-conid'>Control</span><span class='hs-varop'>.</span><span class='hs-conid'>Monad</span> <span class='hs-layout'>(</span><span class='hs-varid'>liftM</span><span class='hs-layout'>)</span>
<a name="line-118"></a><span class='hs-keyword'>import</span>           <span class='hs-conid'>Control</span><span class='hs-varop'>.</span><span class='hs-conid'>Monad</span><span class='hs-varop'>.</span><span class='hs-conid'>IO</span><span class='hs-varop'>.</span><span class='hs-conid'>Class</span> <span class='hs-layout'>(</span><span class='hs-conid'>MonadIO</span><span class='hs-layout'>)</span>
<a name="line-119"></a><span class='hs-keyword'>import</span>           <span class='hs-conid'>Control</span><span class='hs-varop'>.</span><span class='hs-conid'>Monad</span><span class='hs-varop'>.</span><span class='hs-conid'>Trans</span><span class='hs-varop'>.</span><span class='hs-conid'>Class</span> <span class='hs-layout'>(</span><span class='hs-varid'>lift</span><span class='hs-layout'>)</span>
<a name="line-120"></a><span class='hs-keyword'>import</span>           <span class='hs-conid'>Data</span><span class='hs-varop'>.</span><span class='hs-conid'>Bits</span> <span class='hs-layout'>(</span><span class='hs-layout'>(</span><span class='hs-varop'>.&amp;.</span><span class='hs-layout'>)</span><span class='hs-layout'>,</span> <span class='hs-layout'>(</span><span class='hs-varop'>.|.</span><span class='hs-layout'>)</span><span class='hs-layout'>,</span> <span class='hs-varid'>shiftL</span><span class='hs-layout'>)</span>
<a name="line-121"></a><span class='hs-keyword'>import</span> <span class='hs-keyword'>qualified</span> <span class='hs-conid'>Data</span><span class='hs-varop'>.</span><span class='hs-conid'>ByteString</span> <span class='hs-keyword'>as</span> <span class='hs-conid'>B</span>
<a name="line-122"></a><span class='hs-keyword'>import</span> <span class='hs-keyword'>qualified</span> <span class='hs-conid'>Data</span><span class='hs-varop'>.</span><span class='hs-conid'>ByteString</span><span class='hs-varop'>.</span><span class='hs-conid'>Char8</span> <span class='hs-keyword'>as</span> <span class='hs-conid'>B8</span>
<a name="line-123"></a><span class='hs-keyword'>import</span>           <span class='hs-conid'>Data</span><span class='hs-varop'>.</span><span class='hs-conid'>Char</span> <span class='hs-layout'>(</span><span class='hs-varid'>ord</span><span class='hs-layout'>)</span>
<a name="line-124"></a><span class='hs-keyword'>import</span>           <span class='hs-conid'>Data</span><span class='hs-varop'>.</span><span class='hs-conid'>Maybe</span> <span class='hs-layout'>(</span><span class='hs-varid'>catMaybes</span><span class='hs-layout'>)</span>
<a name="line-125"></a><span class='hs-keyword'>import</span>           <span class='hs-conid'>Data</span><span class='hs-varop'>.</span><span class='hs-conid'>Monoid</span> <span class='hs-layout'>(</span><span class='hs-varid'>mappend</span><span class='hs-layout'>)</span>
<a name="line-126"></a><span class='hs-keyword'>import</span> <span class='hs-keyword'>qualified</span> <span class='hs-conid'>Data</span><span class='hs-varop'>.</span><span class='hs-conid'>Text</span> <span class='hs-keyword'>as</span> <span class='hs-conid'>T</span>
<a name="line-127"></a><span class='hs-keyword'>import</span> <span class='hs-keyword'>qualified</span> <span class='hs-conid'>Data</span><span class='hs-varop'>.</span><span class='hs-conid'>Text</span><span class='hs-varop'>.</span><span class='hs-conid'>Encoding</span> <span class='hs-keyword'>as</span> <span class='hs-conid'>TE</span>
<a name="line-128"></a><span class='hs-keyword'>import</span> <span class='hs-keyword'>qualified</span> <span class='hs-conid'>Data</span><span class='hs-varop'>.</span><span class='hs-conid'>Text</span><span class='hs-varop'>.</span><span class='hs-conid'>IO</span> <span class='hs-keyword'>as</span> <span class='hs-conid'>TIO</span>
<a name="line-129"></a><span class='hs-keyword'>import</span> <span class='hs-keyword'>qualified</span> <span class='hs-conid'>Data</span><span class='hs-varop'>.</span><span class='hs-conid'>Text</span><span class='hs-varop'>.</span><span class='hs-conid'>Lazy</span> <span class='hs-keyword'>as</span> <span class='hs-conid'>TL</span>
<a name="line-130"></a><span class='hs-keyword'>import</span>           <span class='hs-conid'>Data</span><span class='hs-varop'>.</span><span class='hs-conid'>Word</span> <span class='hs-layout'>(</span><span class='hs-conid'>Word8</span><span class='hs-layout'>,</span> <span class='hs-conid'>Word16</span><span class='hs-layout'>)</span>
<a name="line-131"></a><span class='hs-keyword'>import</span> <span class='hs-keyword'>qualified</span> <span class='hs-conid'>System</span><span class='hs-varop'>.</span><span class='hs-conid'>IO</span> <span class='hs-keyword'>as</span> <span class='hs-conid'>IO</span>
<a name="line-132"></a><span class='hs-keyword'>import</span>           <span class='hs-conid'>System</span><span class='hs-varop'>.</span><span class='hs-conid'>IO</span><span class='hs-varop'>.</span><span class='hs-conid'>Error</span> <span class='hs-layout'>(</span><span class='hs-varid'>isEOFError</span><span class='hs-layout'>)</span>
<a name="line-133"></a><span class='hs-keyword'>import</span>           <span class='hs-conid'>System</span><span class='hs-varop'>.</span><span class='hs-conid'>IO</span><span class='hs-varop'>.</span><span class='hs-conid'>Unsafe</span> <span class='hs-layout'>(</span><span class='hs-varid'>unsafePerformIO</span><span class='hs-layout'>)</span>
<a name="line-134"></a>
<a name="line-135"></a><span class='hs-keyword'>import</span>           <span class='hs-conid'>Data</span><span class='hs-varop'>.</span><span class='hs-conid'>Enumerator</span><span class='hs-varop'>.</span><span class='hs-conid'>Internal</span>
<a name="line-136"></a><span class='hs-keyword'>import</span>           <span class='hs-conid'>Data</span><span class='hs-varop'>.</span><span class='hs-conid'>Enumerator</span> <span class='hs-layout'>(</span><span class='hs-varid'>isEOF</span><span class='hs-layout'>,</span> <span class='hs-varid'>tryIO</span><span class='hs-layout'>,</span> <span class='hs-varid'>throwError</span><span class='hs-layout'>)</span>
<a name="line-137"></a><span class='hs-keyword'>import</span> <span class='hs-keyword'>qualified</span> <span class='hs-conid'>Data</span><span class='hs-varop'>.</span><span class='hs-conid'>Enumerator</span><span class='hs-varop'>.</span><span class='hs-conid'>List</span> <span class='hs-keyword'>as</span> <span class='hs-conid'>EL</span>
<a name="line-138"></a><span class='hs-keyword'>import</span>           <span class='hs-conid'>Data</span><span class='hs-varop'>.</span><span class='hs-conid'>Enumerator</span><span class='hs-varop'>.</span><span class='hs-conid'>Util</span> <span class='hs-layout'>(</span><span class='hs-varid'>tSpanBy</span><span class='hs-layout'>,</span> <span class='hs-varid'>tlSpanBy</span><span class='hs-layout'>,</span> <span class='hs-varid'>reprWord</span><span class='hs-layout'>,</span> <span class='hs-varid'>reprChar</span><span class='hs-layout'>,</span> <span class='hs-varid'>textToStrict</span><span class='hs-layout'>)</span>
<a name="line-139"></a>
<a name="line-140"></a><a name="fold"></a><span class='hs-comment'>-- | Consume the entire input stream with a strict left fold, one character</span>
<a name="line-141"></a><span class='hs-comment'>-- at a time.</span>
<a name="line-142"></a><span class='hs-comment'>--</span>
<a name="line-143"></a><span class='hs-comment'>-- Since: 0.4.8</span>
<a name="line-144"></a><span class='hs-definition'>fold</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Monad</span> <span class='hs-varid'>m</span> <span class='hs-keyglyph'>=&gt;</span> <span class='hs-layout'>(</span><span class='hs-varid'>b</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-conid'>Char</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-varid'>b</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-varid'>b</span>
<a name="line-145"></a>     <span class='hs-keyglyph'>-&gt;</span> <span class='hs-conid'>Iteratee</span> <span class='hs-conid'>T</span><span class='hs-varop'>.</span><span class='hs-conid'>Text</span> <span class='hs-varid'>m</span> <span class='hs-varid'>b</span>
<a name="line-146"></a><span class='hs-definition'>fold</span> <span class='hs-varid'>step</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>EL</span><span class='hs-varop'>.</span><span class='hs-varid'>fold</span> <span class='hs-layout'>(</span><span class='hs-conid'>T</span><span class='hs-varop'>.</span><span class='hs-varid'>foldl'</span> <span class='hs-varid'>step</span><span class='hs-layout'>)</span>
<a name="line-147"></a>
<a name="line-148"></a><a name="foldM"></a><span class='hs-comment'>-- | Consume the entire input stream with a strict monadic left fold, one</span>
<a name="line-149"></a><span class='hs-comment'>-- character at a time.</span>
<a name="line-150"></a><span class='hs-comment'>--</span>
<a name="line-151"></a><span class='hs-comment'>-- Since: 0.4.8</span>
<a name="line-152"></a><span class='hs-definition'>foldM</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Monad</span> <span class='hs-varid'>m</span> <span class='hs-keyglyph'>=&gt;</span> <span class='hs-layout'>(</span><span class='hs-varid'>b</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-conid'>Char</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-varid'>m</span> <span class='hs-varid'>b</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-varid'>b</span>
<a name="line-153"></a>      <span class='hs-keyglyph'>-&gt;</span> <span class='hs-conid'>Iteratee</span> <span class='hs-conid'>T</span><span class='hs-varop'>.</span><span class='hs-conid'>Text</span> <span class='hs-varid'>m</span> <span class='hs-varid'>b</span>
<a name="line-154"></a><span class='hs-definition'>foldM</span> <span class='hs-varid'>step</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>EL</span><span class='hs-varop'>.</span><span class='hs-varid'>foldM</span> <span class='hs-layout'>(</span><span class='hs-keyglyph'>\</span><span class='hs-varid'>b</span> <span class='hs-varid'>txt</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-conid'>CM</span><span class='hs-varop'>.</span><span class='hs-varid'>foldM</span> <span class='hs-varid'>step</span> <span class='hs-varid'>b</span> <span class='hs-layout'>(</span><span class='hs-conid'>T</span><span class='hs-varop'>.</span><span class='hs-varid'>unpack</span> <span class='hs-varid'>txt</span><span class='hs-layout'>)</span><span class='hs-layout'>)</span>
<a name="line-155"></a>
<a name="line-156"></a><a name="unfold"></a><span class='hs-comment'>-- | Enumerates a stream of characters by repeatedly applying a function to</span>
<a name="line-157"></a><span class='hs-comment'>-- some state.</span>
<a name="line-158"></a><span class='hs-comment'>--</span>
<a name="line-159"></a><span class='hs-comment'>-- Similar to 'Data.Enumerator.Text.iterate'.</span>
<a name="line-160"></a><span class='hs-comment'>--</span>
<a name="line-161"></a><span class='hs-comment'>-- Since: 0.4.8</span>
<a name="line-162"></a><span class='hs-definition'>unfold</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Monad</span> <span class='hs-varid'>m</span> <span class='hs-keyglyph'>=&gt;</span> <span class='hs-layout'>(</span><span class='hs-varid'>s</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-conid'>Maybe</span> <span class='hs-layout'>(</span><span class='hs-conid'>Char</span><span class='hs-layout'>,</span> <span class='hs-varid'>s</span><span class='hs-layout'>)</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-varid'>s</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-conid'>Enumerator</span> <span class='hs-conid'>T</span><span class='hs-varop'>.</span><span class='hs-conid'>Text</span> <span class='hs-varid'>m</span> <span class='hs-varid'>b</span>
<a name="line-163"></a><span class='hs-definition'>unfold</span> <span class='hs-varid'>f</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>checkContinue1</span> <span class='hs-varop'>$</span> <span class='hs-keyglyph'>\</span><span class='hs-varid'>loop</span> <span class='hs-varid'>s</span> <span class='hs-varid'>k</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-keyword'>case</span> <span class='hs-varid'>f</span> <span class='hs-varid'>s</span> <span class='hs-keyword'>of</span>
<a name="line-164"></a>	<span class='hs-conid'>Nothing</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-varid'>continue</span> <span class='hs-varid'>k</span>
<a name="line-165"></a>	<span class='hs-conid'>Just</span> <span class='hs-layout'>(</span><span class='hs-varid'>c</span><span class='hs-layout'>,</span> <span class='hs-varid'>s'</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-varid'>k</span> <span class='hs-layout'>(</span><span class='hs-conid'>Chunks</span> <span class='hs-keyglyph'>[</span><span class='hs-conid'>T</span><span class='hs-varop'>.</span><span class='hs-varid'>singleton</span> <span class='hs-varid'>c</span><span class='hs-keyglyph'>]</span><span class='hs-layout'>)</span> <span class='hs-varop'>&gt;&gt;==</span> <span class='hs-varid'>loop</span> <span class='hs-varid'>s'</span>
<a name="line-166"></a>
<a name="line-167"></a><a name="unfoldM"></a><span class='hs-comment'>-- | Enumerates a stream of characters by repeatedly applying a computation</span>
<a name="line-168"></a><span class='hs-comment'>-- to some state.</span>
<a name="line-169"></a><span class='hs-comment'>--</span>
<a name="line-170"></a><span class='hs-comment'>-- Similar to 'iterateM'.</span>
<a name="line-171"></a><span class='hs-comment'>--</span>
<a name="line-172"></a><span class='hs-comment'>-- Since: 0.4.8</span>
<a name="line-173"></a><span class='hs-definition'>unfoldM</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Monad</span> <span class='hs-varid'>m</span> <span class='hs-keyglyph'>=&gt;</span> <span class='hs-layout'>(</span><span class='hs-varid'>s</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-varid'>m</span> <span class='hs-layout'>(</span><span class='hs-conid'>Maybe</span> <span class='hs-layout'>(</span><span class='hs-conid'>Char</span><span class='hs-layout'>,</span> <span class='hs-varid'>s</span><span class='hs-layout'>)</span><span class='hs-layout'>)</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-varid'>s</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-conid'>Enumerator</span> <span class='hs-conid'>T</span><span class='hs-varop'>.</span><span class='hs-conid'>Text</span> <span class='hs-varid'>m</span> <span class='hs-varid'>b</span>
<a name="line-174"></a><span class='hs-definition'>unfoldM</span> <span class='hs-varid'>f</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>checkContinue1</span> <span class='hs-varop'>$</span> <span class='hs-keyglyph'>\</span><span class='hs-varid'>loop</span> <span class='hs-varid'>s</span> <span class='hs-varid'>k</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-keyword'>do</span>
<a name="line-175"></a>	<span class='hs-varid'>fs</span> <span class='hs-keyglyph'>&lt;-</span> <span class='hs-varid'>lift</span> <span class='hs-layout'>(</span><span class='hs-varid'>f</span> <span class='hs-varid'>s</span><span class='hs-layout'>)</span>
<a name="line-176"></a>	<span class='hs-keyword'>case</span> <span class='hs-varid'>fs</span> <span class='hs-keyword'>of</span>
<a name="line-177"></a>		<span class='hs-conid'>Nothing</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-varid'>continue</span> <span class='hs-varid'>k</span>
<a name="line-178"></a>		<span class='hs-conid'>Just</span> <span class='hs-layout'>(</span><span class='hs-varid'>c</span><span class='hs-layout'>,</span> <span class='hs-varid'>s'</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-varid'>k</span> <span class='hs-layout'>(</span><span class='hs-conid'>Chunks</span> <span class='hs-keyglyph'>[</span><span class='hs-conid'>T</span><span class='hs-varop'>.</span><span class='hs-varid'>singleton</span> <span class='hs-varid'>c</span><span class='hs-keyglyph'>]</span><span class='hs-layout'>)</span> <span class='hs-varop'>&gt;&gt;==</span> <span class='hs-varid'>loop</span> <span class='hs-varid'>s'</span>
<a name="line-179"></a>
<a name="line-180"></a><a name="map"></a><span class='hs-comment'>-- | @'Data.Enumerator.Text.map' f@ applies /f/ to each input character and</span>
<a name="line-181"></a><span class='hs-comment'>-- feeds the resulting outputs to the inner iteratee.</span>
<a name="line-182"></a><span class='hs-comment'>--</span>
<a name="line-183"></a><span class='hs-comment'>-- Since: 0.4.8</span>
<a name="line-184"></a><span class='hs-definition'>map</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Monad</span> <span class='hs-varid'>m</span> <span class='hs-keyglyph'>=&gt;</span> <span class='hs-layout'>(</span><span class='hs-conid'>Char</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-conid'>Char</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-conid'>Enumeratee</span> <span class='hs-conid'>T</span><span class='hs-varop'>.</span><span class='hs-conid'>Text</span> <span class='hs-conid'>T</span><span class='hs-varop'>.</span><span class='hs-conid'>Text</span> <span class='hs-varid'>m</span> <span class='hs-varid'>b</span>
<a name="line-185"></a><span class='hs-definition'>map</span> <span class='hs-varid'>f</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>Data</span><span class='hs-varop'>.</span><span class='hs-conid'>Enumerator</span><span class='hs-varop'>.</span><span class='hs-conid'>Text</span><span class='hs-varop'>.</span><span class='hs-varid'>concatMap</span> <span class='hs-layout'>(</span><span class='hs-keyglyph'>\</span><span class='hs-varid'>x</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-conid'>T</span><span class='hs-varop'>.</span><span class='hs-varid'>singleton</span> <span class='hs-layout'>(</span><span class='hs-varid'>f</span> <span class='hs-varid'>x</span><span class='hs-layout'>)</span><span class='hs-layout'>)</span>
<a name="line-186"></a>
<a name="line-187"></a><a name="mapM"></a><span class='hs-comment'>-- | @'Data.Enumerator.Text.mapM' f@ applies /f/ to each input character</span>
<a name="line-188"></a><span class='hs-comment'>-- and feeds the resulting outputs to the inner iteratee.</span>
<a name="line-189"></a><span class='hs-comment'>--</span>
<a name="line-190"></a><span class='hs-comment'>-- Since: 0.4.8</span>
<a name="line-191"></a><span class='hs-definition'>mapM</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Monad</span> <span class='hs-varid'>m</span> <span class='hs-keyglyph'>=&gt;</span> <span class='hs-layout'>(</span><span class='hs-conid'>Char</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-varid'>m</span> <span class='hs-conid'>Char</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-conid'>Enumeratee</span> <span class='hs-conid'>T</span><span class='hs-varop'>.</span><span class='hs-conid'>Text</span> <span class='hs-conid'>T</span><span class='hs-varop'>.</span><span class='hs-conid'>Text</span> <span class='hs-varid'>m</span> <span class='hs-varid'>b</span>
<a name="line-192"></a><span class='hs-definition'>mapM</span> <span class='hs-varid'>f</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>Data</span><span class='hs-varop'>.</span><span class='hs-conid'>Enumerator</span><span class='hs-varop'>.</span><span class='hs-conid'>Text</span><span class='hs-varop'>.</span><span class='hs-varid'>concatMapM</span> <span class='hs-layout'>(</span><span class='hs-keyglyph'>\</span><span class='hs-varid'>x</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-varid'>liftM</span> <span class='hs-conid'>T</span><span class='hs-varop'>.</span><span class='hs-varid'>singleton</span> <span class='hs-layout'>(</span><span class='hs-varid'>f</span> <span class='hs-varid'>x</span><span class='hs-layout'>)</span><span class='hs-layout'>)</span>
<a name="line-193"></a>
<a name="line-194"></a><a name="mapM_"></a><span class='hs-comment'>-- | @'Data.Enumerator.Text.mapM_' f@ applies /f/ to each input character,</span>
<a name="line-195"></a><span class='hs-comment'>-- and discards the results.</span>
<a name="line-196"></a><span class='hs-comment'>--</span>
<a name="line-197"></a><span class='hs-comment'>-- Since: 0.4.11</span>
<a name="line-198"></a><span class='hs-definition'>mapM_</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Monad</span> <span class='hs-varid'>m</span> <span class='hs-keyglyph'>=&gt;</span> <span class='hs-layout'>(</span><span class='hs-conid'>Char</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-varid'>m</span> <span class='hs-conid'>()</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-conid'>Iteratee</span> <span class='hs-conid'>T</span><span class='hs-varop'>.</span><span class='hs-conid'>Text</span> <span class='hs-varid'>m</span> <span class='hs-conid'>()</span>
<a name="line-199"></a><span class='hs-definition'>mapM_</span> <span class='hs-varid'>f</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>foldM</span> <span class='hs-layout'>(</span><span class='hs-keyglyph'>\</span><span class='hs-keyword'>_</span> <span class='hs-varid'>x</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-varid'>f</span> <span class='hs-varid'>x</span> <span class='hs-varop'>&gt;&gt;</span> <span class='hs-varid'>return</span> <span class='hs-conid'>()</span><span class='hs-layout'>)</span> <span class='hs-conid'>()</span>
<a name="line-200"></a>
<a name="line-201"></a><a name="concatMap"></a><span class='hs-comment'>-- | @'Data.Enumerator.Text.concatMap' f@ applies /f/ to each input</span>
<a name="line-202"></a><span class='hs-comment'>-- character and feeds the resulting outputs to the inner iteratee.</span>
<a name="line-203"></a><span class='hs-comment'>--</span>
<a name="line-204"></a><span class='hs-comment'>-- Since: 0.4.8</span>
<a name="line-205"></a><span class='hs-definition'>concatMap</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Monad</span> <span class='hs-varid'>m</span> <span class='hs-keyglyph'>=&gt;</span> <span class='hs-layout'>(</span><span class='hs-conid'>Char</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-conid'>T</span><span class='hs-varop'>.</span><span class='hs-conid'>Text</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-conid'>Enumeratee</span> <span class='hs-conid'>T</span><span class='hs-varop'>.</span><span class='hs-conid'>Text</span> <span class='hs-conid'>T</span><span class='hs-varop'>.</span><span class='hs-conid'>Text</span> <span class='hs-varid'>m</span> <span class='hs-varid'>b</span>
<a name="line-206"></a><span class='hs-definition'>concatMap</span> <span class='hs-varid'>f</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>Data</span><span class='hs-varop'>.</span><span class='hs-conid'>Enumerator</span><span class='hs-varop'>.</span><span class='hs-conid'>Text</span><span class='hs-varop'>.</span><span class='hs-varid'>concatMapM</span> <span class='hs-layout'>(</span><span class='hs-varid'>return</span> <span class='hs-varop'>.</span> <span class='hs-varid'>f</span><span class='hs-layout'>)</span>
<a name="line-207"></a>
<a name="line-208"></a><a name="concatMapM"></a><span class='hs-comment'>-- | @'concatMapM' f@ applies /f/ to each input character and feeds the</span>
<a name="line-209"></a><span class='hs-comment'>-- resulting outputs to the inner iteratee.</span>
<a name="line-210"></a><span class='hs-comment'>--</span>
<a name="line-211"></a><span class='hs-comment'>-- Since: 0.4.8</span>
<a name="line-212"></a><span class='hs-definition'>concatMapM</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Monad</span> <span class='hs-varid'>m</span> <span class='hs-keyglyph'>=&gt;</span> <span class='hs-layout'>(</span><span class='hs-conid'>Char</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-varid'>m</span> <span class='hs-conid'>T</span><span class='hs-varop'>.</span><span class='hs-conid'>Text</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-conid'>Enumeratee</span> <span class='hs-conid'>T</span><span class='hs-varop'>.</span><span class='hs-conid'>Text</span> <span class='hs-conid'>T</span><span class='hs-varop'>.</span><span class='hs-conid'>Text</span> <span class='hs-varid'>m</span> <span class='hs-varid'>b</span>
<a name="line-213"></a><span class='hs-definition'>concatMapM</span> <span class='hs-varid'>f</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>checkDone</span> <span class='hs-layout'>(</span><span class='hs-varid'>continue</span> <span class='hs-varop'>.</span> <span class='hs-varid'>step</span><span class='hs-layout'>)</span> <span class='hs-keyword'>where</span>
<a name="line-214"></a>	<span class='hs-varid'>step</span> <span class='hs-varid'>k</span> <span class='hs-conid'>EOF</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>yield</span> <span class='hs-layout'>(</span><span class='hs-conid'>Continue</span> <span class='hs-varid'>k</span><span class='hs-layout'>)</span> <span class='hs-conid'>EOF</span>
<a name="line-215"></a>	<span class='hs-varid'>step</span> <span class='hs-varid'>k</span> <span class='hs-layout'>(</span><span class='hs-conid'>Chunks</span> <span class='hs-varid'>xs</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>loop</span> <span class='hs-varid'>k</span> <span class='hs-layout'>(</span><span class='hs-conid'>TL</span><span class='hs-varop'>.</span><span class='hs-varid'>unpack</span> <span class='hs-layout'>(</span><span class='hs-conid'>TL</span><span class='hs-varop'>.</span><span class='hs-varid'>fromChunks</span> <span class='hs-varid'>xs</span><span class='hs-layout'>)</span><span class='hs-layout'>)</span>
<a name="line-216"></a>	
<a name="line-217"></a>	<span class='hs-varid'>loop</span> <span class='hs-varid'>k</span> <span class='hs-conid'>[]</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>continue</span> <span class='hs-layout'>(</span><span class='hs-varid'>step</span> <span class='hs-varid'>k</span><span class='hs-layout'>)</span>
<a name="line-218"></a>	<span class='hs-varid'>loop</span> <span class='hs-varid'>k</span> <span class='hs-layout'>(</span><span class='hs-varid'>x</span><span class='hs-conop'>:</span><span class='hs-varid'>xs</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=</span> <span class='hs-keyword'>do</span>
<a name="line-219"></a>		<span class='hs-varid'>fx</span> <span class='hs-keyglyph'>&lt;-</span> <span class='hs-varid'>lift</span> <span class='hs-layout'>(</span><span class='hs-varid'>f</span> <span class='hs-varid'>x</span><span class='hs-layout'>)</span>
<a name="line-220"></a>		<span class='hs-varid'>k</span> <span class='hs-layout'>(</span><span class='hs-conid'>Chunks</span> <span class='hs-keyglyph'>[</span><span class='hs-varid'>fx</span><span class='hs-keyglyph'>]</span><span class='hs-layout'>)</span> <span class='hs-varop'>&gt;&gt;==</span>
<a name="line-221"></a>			<span class='hs-varid'>checkDoneEx</span> <span class='hs-layout'>(</span><span class='hs-conid'>Chunks</span> <span class='hs-keyglyph'>[</span><span class='hs-conid'>T</span><span class='hs-varop'>.</span><span class='hs-varid'>pack</span> <span class='hs-varid'>xs</span><span class='hs-keyglyph'>]</span><span class='hs-layout'>)</span> <span class='hs-layout'>(</span><span class='hs-varop'>`loop`</span> <span class='hs-varid'>xs</span><span class='hs-layout'>)</span>
<a name="line-222"></a>
<a name="line-223"></a><a name="concatMapAccum"></a><span class='hs-comment'>-- | Similar to 'Data.Enumerator.Text.concatMap', but with a stateful step</span>
<a name="line-224"></a><span class='hs-comment'>-- function.</span>
<a name="line-225"></a><span class='hs-comment'>--</span>
<a name="line-226"></a><span class='hs-comment'>-- Since: 0.4.11</span>
<a name="line-227"></a><span class='hs-definition'>concatMapAccum</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Monad</span> <span class='hs-varid'>m</span> <span class='hs-keyglyph'>=&gt;</span> <span class='hs-layout'>(</span><span class='hs-varid'>s</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-conid'>Char</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-layout'>(</span><span class='hs-varid'>s</span><span class='hs-layout'>,</span> <span class='hs-conid'>T</span><span class='hs-varop'>.</span><span class='hs-conid'>Text</span><span class='hs-layout'>)</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-varid'>s</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-conid'>Enumeratee</span> <span class='hs-conid'>T</span><span class='hs-varop'>.</span><span class='hs-conid'>Text</span> <span class='hs-conid'>T</span><span class='hs-varop'>.</span><span class='hs-conid'>Text</span> <span class='hs-varid'>m</span> <span class='hs-varid'>b</span>
<a name="line-228"></a><span class='hs-definition'>concatMapAccum</span> <span class='hs-varid'>f</span> <span class='hs-varid'>s0</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>checkDone</span> <span class='hs-layout'>(</span><span class='hs-varid'>continue</span> <span class='hs-varop'>.</span> <span class='hs-varid'>step</span> <span class='hs-varid'>s0</span><span class='hs-layout'>)</span> <span class='hs-keyword'>where</span>
<a name="line-229"></a>	<span class='hs-varid'>step</span> <span class='hs-keyword'>_</span> <span class='hs-varid'>k</span> <span class='hs-conid'>EOF</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>yield</span> <span class='hs-layout'>(</span><span class='hs-conid'>Continue</span> <span class='hs-varid'>k</span><span class='hs-layout'>)</span> <span class='hs-conid'>EOF</span>
<a name="line-230"></a>	<span class='hs-varid'>step</span> <span class='hs-varid'>s</span> <span class='hs-varid'>k</span> <span class='hs-layout'>(</span><span class='hs-conid'>Chunks</span> <span class='hs-varid'>xs</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>loop</span> <span class='hs-varid'>s</span> <span class='hs-varid'>k</span> <span class='hs-varid'>xs</span>
<a name="line-231"></a>	
<a name="line-232"></a>	<span class='hs-varid'>loop</span> <span class='hs-varid'>s</span> <span class='hs-varid'>k</span> <span class='hs-conid'>[]</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>continue</span> <span class='hs-layout'>(</span><span class='hs-varid'>step</span> <span class='hs-varid'>s</span> <span class='hs-varid'>k</span><span class='hs-layout'>)</span>
<a name="line-233"></a>	<span class='hs-varid'>loop</span> <span class='hs-varid'>s</span> <span class='hs-varid'>k</span> <span class='hs-layout'>(</span><span class='hs-varid'>x</span><span class='hs-conop'>:</span><span class='hs-varid'>xs</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=</span> <span class='hs-keyword'>case</span> <span class='hs-conid'>T</span><span class='hs-varop'>.</span><span class='hs-varid'>uncons</span> <span class='hs-varid'>x</span> <span class='hs-keyword'>of</span>
<a name="line-234"></a>		<span class='hs-conid'>Nothing</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-varid'>loop</span> <span class='hs-varid'>s</span> <span class='hs-varid'>k</span> <span class='hs-varid'>xs</span>
<a name="line-235"></a>		<span class='hs-conid'>Just</span> <span class='hs-layout'>(</span><span class='hs-varid'>c</span><span class='hs-layout'>,</span> <span class='hs-varid'>x'</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-keyword'>case</span> <span class='hs-varid'>f</span> <span class='hs-varid'>s</span> <span class='hs-varid'>c</span> <span class='hs-keyword'>of</span>
<a name="line-236"></a>			<span class='hs-layout'>(</span><span class='hs-varid'>s'</span><span class='hs-layout'>,</span> <span class='hs-varid'>ai</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-varid'>k</span> <span class='hs-layout'>(</span><span class='hs-conid'>Chunks</span> <span class='hs-keyglyph'>[</span><span class='hs-varid'>ai</span><span class='hs-keyglyph'>]</span><span class='hs-layout'>)</span> <span class='hs-varop'>&gt;&gt;==</span>
<a name="line-237"></a>				<span class='hs-varid'>checkDoneEx</span> <span class='hs-layout'>(</span><span class='hs-conid'>Chunks</span> <span class='hs-layout'>(</span><span class='hs-varid'>x'</span><span class='hs-conop'>:</span><span class='hs-varid'>xs</span><span class='hs-layout'>)</span><span class='hs-layout'>)</span> <span class='hs-layout'>(</span><span class='hs-keyglyph'>\</span><span class='hs-varid'>k'</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-varid'>loop</span> <span class='hs-varid'>s'</span> <span class='hs-varid'>k'</span> <span class='hs-layout'>(</span><span class='hs-varid'>x'</span><span class='hs-conop'>:</span><span class='hs-varid'>xs</span><span class='hs-layout'>)</span><span class='hs-layout'>)</span>
<a name="line-238"></a>
<a name="line-239"></a><a name="concatMapAccumM"></a><span class='hs-comment'>-- | Similar to 'concatMapM', but with a stateful step function.</span>
<a name="line-240"></a><span class='hs-comment'>--</span>
<a name="line-241"></a><span class='hs-comment'>-- Since: 0.4.11</span>
<a name="line-242"></a><span class='hs-definition'>concatMapAccumM</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Monad</span> <span class='hs-varid'>m</span> <span class='hs-keyglyph'>=&gt;</span> <span class='hs-layout'>(</span><span class='hs-varid'>s</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-conid'>Char</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-varid'>m</span> <span class='hs-layout'>(</span><span class='hs-varid'>s</span><span class='hs-layout'>,</span> <span class='hs-conid'>T</span><span class='hs-varop'>.</span><span class='hs-conid'>Text</span><span class='hs-layout'>)</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-varid'>s</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-conid'>Enumeratee</span> <span class='hs-conid'>T</span><span class='hs-varop'>.</span><span class='hs-conid'>Text</span> <span class='hs-conid'>T</span><span class='hs-varop'>.</span><span class='hs-conid'>Text</span> <span class='hs-varid'>m</span> <span class='hs-varid'>b</span>
<a name="line-243"></a><span class='hs-definition'>concatMapAccumM</span> <span class='hs-varid'>f</span> <span class='hs-varid'>s0</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>checkDone</span> <span class='hs-layout'>(</span><span class='hs-varid'>continue</span> <span class='hs-varop'>.</span> <span class='hs-varid'>step</span> <span class='hs-varid'>s0</span><span class='hs-layout'>)</span> <span class='hs-keyword'>where</span>
<a name="line-244"></a>	<span class='hs-varid'>step</span> <span class='hs-keyword'>_</span> <span class='hs-varid'>k</span> <span class='hs-conid'>EOF</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>yield</span> <span class='hs-layout'>(</span><span class='hs-conid'>Continue</span> <span class='hs-varid'>k</span><span class='hs-layout'>)</span> <span class='hs-conid'>EOF</span>
<a name="line-245"></a>	<span class='hs-varid'>step</span> <span class='hs-varid'>s</span> <span class='hs-varid'>k</span> <span class='hs-layout'>(</span><span class='hs-conid'>Chunks</span> <span class='hs-varid'>xs</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>loop</span> <span class='hs-varid'>s</span> <span class='hs-varid'>k</span> <span class='hs-varid'>xs</span>
<a name="line-246"></a>	
<a name="line-247"></a>	<span class='hs-varid'>loop</span> <span class='hs-varid'>s</span> <span class='hs-varid'>k</span> <span class='hs-conid'>[]</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>continue</span> <span class='hs-layout'>(</span><span class='hs-varid'>step</span> <span class='hs-varid'>s</span> <span class='hs-varid'>k</span><span class='hs-layout'>)</span>
<a name="line-248"></a>	<span class='hs-varid'>loop</span> <span class='hs-varid'>s</span> <span class='hs-varid'>k</span> <span class='hs-layout'>(</span><span class='hs-varid'>x</span><span class='hs-conop'>:</span><span class='hs-varid'>xs</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=</span> <span class='hs-keyword'>case</span> <span class='hs-conid'>T</span><span class='hs-varop'>.</span><span class='hs-varid'>uncons</span> <span class='hs-varid'>x</span> <span class='hs-keyword'>of</span>
<a name="line-249"></a>		<span class='hs-conid'>Nothing</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-varid'>loop</span> <span class='hs-varid'>s</span> <span class='hs-varid'>k</span> <span class='hs-varid'>xs</span>
<a name="line-250"></a>		<span class='hs-conid'>Just</span> <span class='hs-layout'>(</span><span class='hs-varid'>c</span><span class='hs-layout'>,</span> <span class='hs-varid'>x'</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-keyword'>do</span>
<a name="line-251"></a>			<span class='hs-layout'>(</span><span class='hs-varid'>s'</span><span class='hs-layout'>,</span> <span class='hs-varid'>ai</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>&lt;-</span> <span class='hs-varid'>lift</span> <span class='hs-layout'>(</span><span class='hs-varid'>f</span> <span class='hs-varid'>s</span> <span class='hs-varid'>c</span><span class='hs-layout'>)</span>
<a name="line-252"></a>			<span class='hs-varid'>k</span> <span class='hs-layout'>(</span><span class='hs-conid'>Chunks</span> <span class='hs-keyglyph'>[</span><span class='hs-varid'>ai</span><span class='hs-keyglyph'>]</span><span class='hs-layout'>)</span> <span class='hs-varop'>&gt;&gt;==</span>
<a name="line-253"></a>				<span class='hs-varid'>checkDoneEx</span> <span class='hs-layout'>(</span><span class='hs-conid'>Chunks</span> <span class='hs-layout'>(</span><span class='hs-varid'>x'</span><span class='hs-conop'>:</span><span class='hs-varid'>xs</span><span class='hs-layout'>)</span><span class='hs-layout'>)</span> <span class='hs-layout'>(</span><span class='hs-keyglyph'>\</span><span class='hs-varid'>k'</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-varid'>loop</span> <span class='hs-varid'>s'</span> <span class='hs-varid'>k'</span> <span class='hs-layout'>(</span><span class='hs-varid'>x'</span><span class='hs-conop'>:</span><span class='hs-varid'>xs</span><span class='hs-layout'>)</span><span class='hs-layout'>)</span>
<a name="line-254"></a>
<a name="line-255"></a><a name="mapAccum"></a><span class='hs-comment'>-- | Similar to 'Data.Enumerator.Text.map', but with a stateful step</span>
<a name="line-256"></a><span class='hs-comment'>-- function.</span>
<a name="line-257"></a><span class='hs-comment'>--</span>
<a name="line-258"></a><span class='hs-comment'>-- Since: 0.4.9</span>
<a name="line-259"></a><span class='hs-definition'>mapAccum</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Monad</span> <span class='hs-varid'>m</span> <span class='hs-keyglyph'>=&gt;</span> <span class='hs-layout'>(</span><span class='hs-varid'>s</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-conid'>Char</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-layout'>(</span><span class='hs-varid'>s</span><span class='hs-layout'>,</span> <span class='hs-conid'>Char</span><span class='hs-layout'>)</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-varid'>s</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-conid'>Enumeratee</span> <span class='hs-conid'>T</span><span class='hs-varop'>.</span><span class='hs-conid'>Text</span> <span class='hs-conid'>T</span><span class='hs-varop'>.</span><span class='hs-conid'>Text</span> <span class='hs-varid'>m</span> <span class='hs-varid'>b</span>
<a name="line-260"></a><span class='hs-definition'>mapAccum</span> <span class='hs-varid'>f</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>concatMapAccum</span> <span class='hs-layout'>(</span><span class='hs-keyglyph'>\</span><span class='hs-varid'>s</span> <span class='hs-varid'>c</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-keyword'>case</span> <span class='hs-varid'>f</span> <span class='hs-varid'>s</span> <span class='hs-varid'>c</span> <span class='hs-keyword'>of</span> <span class='hs-layout'>(</span><span class='hs-varid'>s'</span><span class='hs-layout'>,</span> <span class='hs-varid'>c'</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-layout'>(</span><span class='hs-varid'>s'</span><span class='hs-layout'>,</span> <span class='hs-conid'>T</span><span class='hs-varop'>.</span><span class='hs-varid'>singleton</span> <span class='hs-varid'>c'</span><span class='hs-layout'>)</span><span class='hs-layout'>)</span>
<a name="line-261"></a>
<a name="line-262"></a><a name="mapAccumM"></a><span class='hs-comment'>-- | Similar to 'Data.Enumerator.Text.mapM', but with a stateful step</span>
<a name="line-263"></a><span class='hs-comment'>-- function.</span>
<a name="line-264"></a><span class='hs-comment'>--</span>
<a name="line-265"></a><span class='hs-comment'>-- Since: 0.4.9</span>
<a name="line-266"></a><span class='hs-definition'>mapAccumM</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Monad</span> <span class='hs-varid'>m</span> <span class='hs-keyglyph'>=&gt;</span> <span class='hs-layout'>(</span><span class='hs-varid'>s</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-conid'>Char</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-varid'>m</span> <span class='hs-layout'>(</span><span class='hs-varid'>s</span><span class='hs-layout'>,</span> <span class='hs-conid'>Char</span><span class='hs-layout'>)</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-varid'>s</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-conid'>Enumeratee</span> <span class='hs-conid'>T</span><span class='hs-varop'>.</span><span class='hs-conid'>Text</span> <span class='hs-conid'>T</span><span class='hs-varop'>.</span><span class='hs-conid'>Text</span> <span class='hs-varid'>m</span> <span class='hs-varid'>b</span>
<a name="line-267"></a><span class='hs-definition'>mapAccumM</span> <span class='hs-varid'>f</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>concatMapAccumM</span> <span class='hs-layout'>(</span><span class='hs-keyglyph'>\</span><span class='hs-varid'>s</span> <span class='hs-varid'>c</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-keyword'>do</span>
<a name="line-268"></a>	<span class='hs-layout'>(</span><span class='hs-varid'>s'</span><span class='hs-layout'>,</span> <span class='hs-varid'>c'</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>&lt;-</span> <span class='hs-varid'>f</span> <span class='hs-varid'>s</span> <span class='hs-varid'>c</span>
<a name="line-269"></a>	<span class='hs-varid'>return</span> <span class='hs-layout'>(</span><span class='hs-varid'>s'</span><span class='hs-layout'>,</span> <span class='hs-conid'>T</span><span class='hs-varop'>.</span><span class='hs-varid'>singleton</span> <span class='hs-varid'>c'</span><span class='hs-layout'>)</span><span class='hs-layout'>)</span>
<a name="line-270"></a>
<a name="line-271"></a><a name="iterate"></a><span class='hs-comment'>-- | @'Data.Enumerator.Text.iterate' f x@ enumerates an infinite stream of</span>
<a name="line-272"></a><span class='hs-comment'>-- repeated applications of /f/ to /x/.</span>
<a name="line-273"></a><span class='hs-comment'>--</span>
<a name="line-274"></a><span class='hs-comment'>-- Analogous to 'Prelude.iterate'.</span>
<a name="line-275"></a><span class='hs-comment'>--</span>
<a name="line-276"></a><span class='hs-comment'>-- Since: 0.4.8</span>
<a name="line-277"></a><span class='hs-definition'>iterate</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Monad</span> <span class='hs-varid'>m</span> <span class='hs-keyglyph'>=&gt;</span> <span class='hs-layout'>(</span><span class='hs-conid'>Char</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-conid'>Char</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-conid'>Char</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-conid'>Enumerator</span> <span class='hs-conid'>T</span><span class='hs-varop'>.</span><span class='hs-conid'>Text</span> <span class='hs-varid'>m</span> <span class='hs-varid'>b</span>
<a name="line-278"></a><span class='hs-definition'>iterate</span> <span class='hs-varid'>f</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>checkContinue1</span> <span class='hs-varop'>$</span> <span class='hs-keyglyph'>\</span><span class='hs-varid'>loop</span> <span class='hs-varid'>s</span> <span class='hs-varid'>k</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-varid'>k</span> <span class='hs-layout'>(</span><span class='hs-conid'>Chunks</span> <span class='hs-keyglyph'>[</span><span class='hs-conid'>T</span><span class='hs-varop'>.</span><span class='hs-varid'>singleton</span> <span class='hs-varid'>s</span><span class='hs-keyglyph'>]</span><span class='hs-layout'>)</span> <span class='hs-varop'>&gt;&gt;==</span> <span class='hs-varid'>loop</span> <span class='hs-layout'>(</span><span class='hs-varid'>f</span> <span class='hs-varid'>s</span><span class='hs-layout'>)</span>
<a name="line-279"></a>
<a name="line-280"></a><a name="iterateM"></a><span class='hs-comment'>-- | Similar to 'Data.Enumerator.Text.iterate', except the iteration</span>
<a name="line-281"></a><span class='hs-comment'>-- function is monadic.</span>
<a name="line-282"></a><span class='hs-comment'>--</span>
<a name="line-283"></a><span class='hs-comment'>-- Since: 0.4.8</span>
<a name="line-284"></a><span class='hs-definition'>iterateM</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Monad</span> <span class='hs-varid'>m</span> <span class='hs-keyglyph'>=&gt;</span> <span class='hs-layout'>(</span><span class='hs-conid'>Char</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-varid'>m</span> <span class='hs-conid'>Char</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-conid'>Char</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-conid'>Enumerator</span> <span class='hs-conid'>T</span><span class='hs-varop'>.</span><span class='hs-conid'>Text</span> <span class='hs-varid'>m</span> <span class='hs-varid'>b</span>
<a name="line-285"></a><span class='hs-definition'>iterateM</span> <span class='hs-varid'>f</span> <span class='hs-varid'>base</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>worker</span> <span class='hs-layout'>(</span><span class='hs-varid'>return</span> <span class='hs-varid'>base</span><span class='hs-layout'>)</span> <span class='hs-keyword'>where</span>
<a name="line-286"></a>	<span class='hs-varid'>worker</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>checkContinue1</span> <span class='hs-varop'>$</span> <span class='hs-keyglyph'>\</span><span class='hs-varid'>loop</span> <span class='hs-varid'>m_char</span> <span class='hs-varid'>k</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-keyword'>do</span>
<a name="line-287"></a>		<span class='hs-varid'>char</span> <span class='hs-keyglyph'>&lt;-</span> <span class='hs-varid'>lift</span> <span class='hs-varid'>m_char</span>
<a name="line-288"></a>		<span class='hs-varid'>k</span> <span class='hs-layout'>(</span><span class='hs-conid'>Chunks</span> <span class='hs-keyglyph'>[</span><span class='hs-conid'>T</span><span class='hs-varop'>.</span><span class='hs-varid'>singleton</span> <span class='hs-varid'>char</span><span class='hs-keyglyph'>]</span><span class='hs-layout'>)</span> <span class='hs-varop'>&gt;&gt;==</span> <span class='hs-varid'>loop</span> <span class='hs-layout'>(</span><span class='hs-varid'>f</span> <span class='hs-varid'>char</span><span class='hs-layout'>)</span>
<a name="line-289"></a>
<a name="line-290"></a><a name="repeat"></a><span class='hs-comment'>-- | Enumerates an infinite stream of a single character.</span>
<a name="line-291"></a><span class='hs-comment'>--</span>
<a name="line-292"></a><span class='hs-comment'>-- Analogous to 'Prelude.repeat'.</span>
<a name="line-293"></a><span class='hs-comment'>--</span>
<a name="line-294"></a><span class='hs-comment'>-- Since: 0.4.8</span>
<a name="line-295"></a><span class='hs-definition'>repeat</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Monad</span> <span class='hs-varid'>m</span> <span class='hs-keyglyph'>=&gt;</span> <span class='hs-conid'>Char</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-conid'>Enumerator</span> <span class='hs-conid'>T</span><span class='hs-varop'>.</span><span class='hs-conid'>Text</span> <span class='hs-varid'>m</span> <span class='hs-varid'>b</span>
<a name="line-296"></a><span class='hs-definition'>repeat</span> <span class='hs-varid'>char</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>EL</span><span class='hs-varop'>.</span><span class='hs-varid'>repeat</span> <span class='hs-layout'>(</span><span class='hs-conid'>T</span><span class='hs-varop'>.</span><span class='hs-varid'>singleton</span> <span class='hs-varid'>char</span><span class='hs-layout'>)</span>
<a name="line-297"></a>
<a name="line-298"></a><a name="repeatM"></a><span class='hs-comment'>-- | Enumerates an infinite stream of characters. Each character is computed</span>
<a name="line-299"></a><span class='hs-comment'>-- by the underlying monad.</span>
<a name="line-300"></a><span class='hs-comment'>--</span>
<a name="line-301"></a><span class='hs-comment'>-- Since: 0.4.8</span>
<a name="line-302"></a><span class='hs-definition'>repeatM</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Monad</span> <span class='hs-varid'>m</span> <span class='hs-keyglyph'>=&gt;</span> <span class='hs-varid'>m</span> <span class='hs-conid'>Char</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-conid'>Enumerator</span> <span class='hs-conid'>T</span><span class='hs-varop'>.</span><span class='hs-conid'>Text</span> <span class='hs-varid'>m</span> <span class='hs-varid'>b</span>
<a name="line-303"></a><span class='hs-definition'>repeatM</span> <span class='hs-varid'>next</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>EL</span><span class='hs-varop'>.</span><span class='hs-varid'>repeatM</span> <span class='hs-layout'>(</span><span class='hs-varid'>liftM</span> <span class='hs-conid'>T</span><span class='hs-varop'>.</span><span class='hs-varid'>singleton</span> <span class='hs-varid'>next</span><span class='hs-layout'>)</span>
<a name="line-304"></a>
<a name="line-305"></a><a name="replicate"></a><span class='hs-comment'>-- | @'Data.Enumerator.Text.replicate' n x@ enumerates a stream containing</span>
<a name="line-306"></a><span class='hs-comment'>-- /n/ copies of /x/.</span>
<a name="line-307"></a><span class='hs-comment'>--</span>
<a name="line-308"></a><span class='hs-comment'>-- Since: 0.4.8</span>
<a name="line-309"></a><span class='hs-definition'>replicate</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Monad</span> <span class='hs-varid'>m</span> <span class='hs-keyglyph'>=&gt;</span> <span class='hs-conid'>Integer</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-conid'>Char</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-conid'>Enumerator</span> <span class='hs-conid'>T</span><span class='hs-varop'>.</span><span class='hs-conid'>Text</span> <span class='hs-varid'>m</span> <span class='hs-varid'>b</span>
<a name="line-310"></a><span class='hs-definition'>replicate</span> <span class='hs-varid'>n</span> <span class='hs-varid'>byte</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>EL</span><span class='hs-varop'>.</span><span class='hs-varid'>replicate</span> <span class='hs-varid'>n</span> <span class='hs-layout'>(</span><span class='hs-conid'>T</span><span class='hs-varop'>.</span><span class='hs-varid'>singleton</span> <span class='hs-varid'>byte</span><span class='hs-layout'>)</span>
<a name="line-311"></a>
<a name="line-312"></a><a name="replicateM"></a><span class='hs-comment'>-- | @'replicateM' n m_x@ enumerates a stream of /n/ characters, with each</span>
<a name="line-313"></a><span class='hs-comment'>-- character computed by /m_x/.</span>
<a name="line-314"></a><span class='hs-comment'>--</span>
<a name="line-315"></a><span class='hs-comment'>-- Since: 0.4.8</span>
<a name="line-316"></a><span class='hs-definition'>replicateM</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Monad</span> <span class='hs-varid'>m</span> <span class='hs-keyglyph'>=&gt;</span> <span class='hs-conid'>Integer</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-varid'>m</span> <span class='hs-conid'>Char</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-conid'>Enumerator</span> <span class='hs-conid'>T</span><span class='hs-varop'>.</span><span class='hs-conid'>Text</span> <span class='hs-varid'>m</span> <span class='hs-varid'>b</span>
<a name="line-317"></a><span class='hs-definition'>replicateM</span> <span class='hs-varid'>n</span> <span class='hs-varid'>next</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>EL</span><span class='hs-varop'>.</span><span class='hs-varid'>replicateM</span> <span class='hs-varid'>n</span> <span class='hs-layout'>(</span><span class='hs-varid'>liftM</span> <span class='hs-conid'>T</span><span class='hs-varop'>.</span><span class='hs-varid'>singleton</span> <span class='hs-varid'>next</span><span class='hs-layout'>)</span>
<a name="line-318"></a>
<a name="line-319"></a><a name="generateM"></a><span class='hs-comment'>-- | Like 'repeatM', except the computation may terminate the stream by</span>
<a name="line-320"></a><span class='hs-comment'>-- returning 'Nothing'.</span>
<a name="line-321"></a><span class='hs-comment'>--</span>
<a name="line-322"></a><span class='hs-comment'>-- Since: 0.4.8</span>
<a name="line-323"></a><span class='hs-definition'>generateM</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Monad</span> <span class='hs-varid'>m</span> <span class='hs-keyglyph'>=&gt;</span> <span class='hs-varid'>m</span> <span class='hs-layout'>(</span><span class='hs-conid'>Maybe</span> <span class='hs-conid'>Char</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-conid'>Enumerator</span> <span class='hs-conid'>T</span><span class='hs-varop'>.</span><span class='hs-conid'>Text</span> <span class='hs-varid'>m</span> <span class='hs-varid'>b</span>
<a name="line-324"></a><span class='hs-definition'>generateM</span> <span class='hs-varid'>next</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>EL</span><span class='hs-varop'>.</span><span class='hs-varid'>generateM</span> <span class='hs-layout'>(</span><span class='hs-varid'>liftM</span> <span class='hs-layout'>(</span><span class='hs-varid'>liftM</span> <span class='hs-conid'>T</span><span class='hs-varop'>.</span><span class='hs-varid'>singleton</span><span class='hs-layout'>)</span> <span class='hs-varid'>next</span><span class='hs-layout'>)</span>
<a name="line-325"></a>
<a name="line-326"></a><a name="filter"></a><span class='hs-comment'>-- | Applies a predicate to the stream. The inner iteratee only receives</span>
<a name="line-327"></a><span class='hs-comment'>-- characters for which the predicate is @True@.</span>
<a name="line-328"></a><span class='hs-comment'>--</span>
<a name="line-329"></a><span class='hs-comment'>-- Since: 0.4.8</span>
<a name="line-330"></a><span class='hs-definition'>filter</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Monad</span> <span class='hs-varid'>m</span> <span class='hs-keyglyph'>=&gt;</span> <span class='hs-layout'>(</span><span class='hs-conid'>Char</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-conid'>Bool</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-conid'>Enumeratee</span> <span class='hs-conid'>T</span><span class='hs-varop'>.</span><span class='hs-conid'>Text</span> <span class='hs-conid'>T</span><span class='hs-varop'>.</span><span class='hs-conid'>Text</span> <span class='hs-varid'>m</span> <span class='hs-varid'>b</span>
<a name="line-331"></a><span class='hs-definition'>filter</span> <span class='hs-varid'>p</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>Data</span><span class='hs-varop'>.</span><span class='hs-conid'>Enumerator</span><span class='hs-varop'>.</span><span class='hs-conid'>Text</span><span class='hs-varop'>.</span><span class='hs-varid'>concatMap</span> <span class='hs-layout'>(</span><span class='hs-keyglyph'>\</span><span class='hs-varid'>x</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-conid'>T</span><span class='hs-varop'>.</span><span class='hs-varid'>pack</span> <span class='hs-keyglyph'>[</span><span class='hs-varid'>x</span> <span class='hs-keyglyph'>|</span> <span class='hs-varid'>p</span> <span class='hs-varid'>x</span><span class='hs-keyglyph'>]</span><span class='hs-layout'>)</span>
<a name="line-332"></a>
<a name="line-333"></a><a name="filterM"></a><span class='hs-comment'>-- | Applies a monadic predicate to the stream. The inner iteratee only</span>
<a name="line-334"></a><span class='hs-comment'>-- receives characters for which the predicate returns @True@.</span>
<a name="line-335"></a><span class='hs-comment'>--</span>
<a name="line-336"></a><span class='hs-comment'>-- Since: 0.4.8</span>
<a name="line-337"></a><span class='hs-definition'>filterM</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Monad</span> <span class='hs-varid'>m</span> <span class='hs-keyglyph'>=&gt;</span> <span class='hs-layout'>(</span><span class='hs-conid'>Char</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-varid'>m</span> <span class='hs-conid'>Bool</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-conid'>Enumeratee</span> <span class='hs-conid'>T</span><span class='hs-varop'>.</span><span class='hs-conid'>Text</span> <span class='hs-conid'>T</span><span class='hs-varop'>.</span><span class='hs-conid'>Text</span> <span class='hs-varid'>m</span> <span class='hs-varid'>b</span>
<a name="line-338"></a><span class='hs-definition'>filterM</span> <span class='hs-varid'>p</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>Data</span><span class='hs-varop'>.</span><span class='hs-conid'>Enumerator</span><span class='hs-varop'>.</span><span class='hs-conid'>Text</span><span class='hs-varop'>.</span><span class='hs-varid'>concatMapM</span> <span class='hs-layout'>(</span><span class='hs-keyglyph'>\</span><span class='hs-varid'>x</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-varid'>liftM</span> <span class='hs-conid'>T</span><span class='hs-varop'>.</span><span class='hs-varid'>pack</span> <span class='hs-layout'>(</span><span class='hs-conid'>CM</span><span class='hs-varop'>.</span><span class='hs-varid'>filterM</span> <span class='hs-varid'>p</span> <span class='hs-keyglyph'>[</span><span class='hs-varid'>x</span><span class='hs-keyglyph'>]</span><span class='hs-layout'>)</span><span class='hs-layout'>)</span>
<a name="line-339"></a>
<a name="line-340"></a><a name="take"></a><span class='hs-comment'>-- | @'Data.Enumerator.Text.take' n@ extracts the next /n/ characters from</span>
<a name="line-341"></a><span class='hs-comment'>-- the stream, as a lazy Text.</span>
<a name="line-342"></a><span class='hs-comment'>--</span>
<a name="line-343"></a><span class='hs-comment'>-- Since: 0.4.5</span>
<a name="line-344"></a><span class='hs-definition'>take</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Monad</span> <span class='hs-varid'>m</span> <span class='hs-keyglyph'>=&gt;</span> <span class='hs-conid'>Integer</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-conid'>Iteratee</span> <span class='hs-conid'>T</span><span class='hs-varop'>.</span><span class='hs-conid'>Text</span> <span class='hs-varid'>m</span> <span class='hs-conid'>TL</span><span class='hs-varop'>.</span><span class='hs-conid'>Text</span>
<a name="line-345"></a><span class='hs-definition'>take</span> <span class='hs-varid'>n</span> <span class='hs-keyglyph'>|</span> <span class='hs-varid'>n</span> <span class='hs-varop'>&lt;=</span> <span class='hs-num'>0</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>return</span> <span class='hs-conid'>TL</span><span class='hs-varop'>.</span><span class='hs-varid'>empty</span>
<a name="line-346"></a><span class='hs-definition'>take</span> <span class='hs-varid'>n</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>continue</span> <span class='hs-layout'>(</span><span class='hs-varid'>loop</span> <span class='hs-varid'>id</span> <span class='hs-varid'>n</span><span class='hs-layout'>)</span> <span class='hs-keyword'>where</span>
<a name="line-347"></a>	<span class='hs-varid'>loop</span> <span class='hs-varid'>acc</span> <span class='hs-varid'>n'</span> <span class='hs-layout'>(</span><span class='hs-conid'>Chunks</span> <span class='hs-varid'>xs</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>iter</span> <span class='hs-keyword'>where</span>
<a name="line-348"></a>		<span class='hs-varid'>lazy</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>TL</span><span class='hs-varop'>.</span><span class='hs-varid'>fromChunks</span> <span class='hs-varid'>xs</span>
<a name="line-349"></a>		<span class='hs-varid'>len</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>toInteger</span> <span class='hs-layout'>(</span><span class='hs-conid'>TL</span><span class='hs-varop'>.</span><span class='hs-varid'>length</span> <span class='hs-varid'>lazy</span><span class='hs-layout'>)</span>
<a name="line-350"></a>		
<a name="line-351"></a>		<span class='hs-varid'>iter</span> <span class='hs-keyglyph'>=</span> <span class='hs-keyword'>if</span> <span class='hs-varid'>len</span> <span class='hs-varop'>&lt;</span> <span class='hs-varid'>n'</span>
<a name="line-352"></a>			<span class='hs-keyword'>then</span> <span class='hs-varid'>continue</span> <span class='hs-layout'>(</span><span class='hs-varid'>loop</span> <span class='hs-layout'>(</span><span class='hs-varid'>acc</span> <span class='hs-varop'>.</span> <span class='hs-conid'>TL</span><span class='hs-varop'>.</span><span class='hs-varid'>append</span> <span class='hs-varid'>lazy</span><span class='hs-layout'>)</span> <span class='hs-layout'>(</span><span class='hs-varid'>n'</span> <span class='hs-comment'>-</span> <span class='hs-varid'>len</span><span class='hs-layout'>)</span><span class='hs-layout'>)</span>
<a name="line-353"></a>			<span class='hs-keyword'>else</span> <span class='hs-keyword'>let</span>
<a name="line-354"></a>				<span class='hs-layout'>(</span><span class='hs-varid'>xs'</span><span class='hs-layout'>,</span> <span class='hs-varid'>extra</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>TL</span><span class='hs-varop'>.</span><span class='hs-varid'>splitAt</span> <span class='hs-layout'>(</span><span class='hs-varid'>fromInteger</span> <span class='hs-varid'>n'</span><span class='hs-layout'>)</span> <span class='hs-varid'>lazy</span>
<a name="line-355"></a>				<span class='hs-keyword'>in</span> <span class='hs-varid'>yield</span> <span class='hs-layout'>(</span><span class='hs-varid'>acc</span> <span class='hs-varid'>xs'</span><span class='hs-layout'>)</span> <span class='hs-layout'>(</span><span class='hs-varid'>toChunks</span> <span class='hs-varid'>extra</span><span class='hs-layout'>)</span>
<a name="line-356"></a>	<span class='hs-varid'>loop</span> <span class='hs-varid'>acc</span> <span class='hs-keyword'>_</span> <span class='hs-conid'>EOF</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>yield</span> <span class='hs-layout'>(</span><span class='hs-varid'>acc</span> <span class='hs-conid'>TL</span><span class='hs-varop'>.</span><span class='hs-varid'>empty</span><span class='hs-layout'>)</span> <span class='hs-conid'>EOF</span>
<a name="line-357"></a>
<a name="line-358"></a><a name="takeWhile"></a><span class='hs-comment'>-- | @'takeWhile' p@ extracts input from the stream until the first character</span>
<a name="line-359"></a><span class='hs-comment'>-- which does not match the predicate.</span>
<a name="line-360"></a><span class='hs-comment'>--</span>
<a name="line-361"></a><span class='hs-comment'>-- Since: 0.4.5</span>
<a name="line-362"></a><span class='hs-definition'>takeWhile</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Monad</span> <span class='hs-varid'>m</span> <span class='hs-keyglyph'>=&gt;</span> <span class='hs-layout'>(</span><span class='hs-conid'>Char</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-conid'>Bool</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-conid'>Iteratee</span> <span class='hs-conid'>T</span><span class='hs-varop'>.</span><span class='hs-conid'>Text</span> <span class='hs-varid'>m</span> <span class='hs-conid'>TL</span><span class='hs-varop'>.</span><span class='hs-conid'>Text</span>
<a name="line-363"></a><span class='hs-definition'>takeWhile</span> <span class='hs-varid'>p</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>continue</span> <span class='hs-layout'>(</span><span class='hs-varid'>loop</span> <span class='hs-varid'>id</span><span class='hs-layout'>)</span> <span class='hs-keyword'>where</span>
<a name="line-364"></a>	<span class='hs-varid'>loop</span> <span class='hs-varid'>acc</span> <span class='hs-layout'>(</span><span class='hs-conid'>Chunks</span> <span class='hs-conid'>[]</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>continue</span> <span class='hs-layout'>(</span><span class='hs-varid'>loop</span> <span class='hs-varid'>acc</span><span class='hs-layout'>)</span>
<a name="line-365"></a>	<span class='hs-varid'>loop</span> <span class='hs-varid'>acc</span> <span class='hs-layout'>(</span><span class='hs-conid'>Chunks</span> <span class='hs-varid'>xs</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>iter</span> <span class='hs-keyword'>where</span>
<a name="line-366"></a>		<span class='hs-varid'>lazy</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>TL</span><span class='hs-varop'>.</span><span class='hs-varid'>fromChunks</span> <span class='hs-varid'>xs</span>
<a name="line-367"></a>		<span class='hs-layout'>(</span><span class='hs-varid'>xs'</span><span class='hs-layout'>,</span> <span class='hs-varid'>extra</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>tlSpanBy</span> <span class='hs-varid'>p</span> <span class='hs-varid'>lazy</span>
<a name="line-368"></a>		<span class='hs-varid'>iter</span> <span class='hs-keyglyph'>=</span> <span class='hs-keyword'>if</span> <span class='hs-conid'>TL</span><span class='hs-varop'>.</span><span class='hs-varid'>null</span> <span class='hs-varid'>extra</span>
<a name="line-369"></a>			<span class='hs-keyword'>then</span> <span class='hs-varid'>continue</span> <span class='hs-layout'>(</span><span class='hs-varid'>loop</span> <span class='hs-layout'>(</span><span class='hs-varid'>acc</span> <span class='hs-varop'>.</span> <span class='hs-conid'>TL</span><span class='hs-varop'>.</span><span class='hs-varid'>append</span> <span class='hs-varid'>lazy</span><span class='hs-layout'>)</span><span class='hs-layout'>)</span>
<a name="line-370"></a>			<span class='hs-keyword'>else</span> <span class='hs-varid'>yield</span> <span class='hs-layout'>(</span><span class='hs-varid'>acc</span> <span class='hs-varid'>xs'</span><span class='hs-layout'>)</span> <span class='hs-layout'>(</span><span class='hs-varid'>toChunks</span> <span class='hs-varid'>extra</span><span class='hs-layout'>)</span>
<a name="line-371"></a>	<span class='hs-varid'>loop</span> <span class='hs-varid'>acc</span> <span class='hs-conid'>EOF</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>yield</span> <span class='hs-layout'>(</span><span class='hs-varid'>acc</span> <span class='hs-conid'>TL</span><span class='hs-varop'>.</span><span class='hs-varid'>empty</span><span class='hs-layout'>)</span> <span class='hs-conid'>EOF</span>
<a name="line-372"></a>
<a name="line-373"></a><a name="consume"></a><span class='hs-comment'>-- | @'consume' = 'takeWhile' (const True)@</span>
<a name="line-374"></a><span class='hs-comment'>--</span>
<a name="line-375"></a><span class='hs-comment'>-- Since: 0.4.5</span>
<a name="line-376"></a><span class='hs-definition'>consume</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Monad</span> <span class='hs-varid'>m</span> <span class='hs-keyglyph'>=&gt;</span> <span class='hs-conid'>Iteratee</span> <span class='hs-conid'>T</span><span class='hs-varop'>.</span><span class='hs-conid'>Text</span> <span class='hs-varid'>m</span> <span class='hs-conid'>TL</span><span class='hs-varop'>.</span><span class='hs-conid'>Text</span>
<a name="line-377"></a><span class='hs-definition'>consume</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>continue</span> <span class='hs-layout'>(</span><span class='hs-varid'>loop</span> <span class='hs-varid'>id</span><span class='hs-layout'>)</span> <span class='hs-keyword'>where</span>
<a name="line-378"></a>	<span class='hs-varid'>loop</span> <span class='hs-varid'>acc</span> <span class='hs-layout'>(</span><span class='hs-conid'>Chunks</span> <span class='hs-conid'>[]</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>continue</span> <span class='hs-layout'>(</span><span class='hs-varid'>loop</span> <span class='hs-varid'>acc</span><span class='hs-layout'>)</span>
<a name="line-379"></a>	<span class='hs-varid'>loop</span> <span class='hs-varid'>acc</span> <span class='hs-layout'>(</span><span class='hs-conid'>Chunks</span> <span class='hs-varid'>xs</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>iter</span> <span class='hs-keyword'>where</span>
<a name="line-380"></a>		<span class='hs-varid'>lazy</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>TL</span><span class='hs-varop'>.</span><span class='hs-varid'>fromChunks</span> <span class='hs-varid'>xs</span>
<a name="line-381"></a>		<span class='hs-varid'>iter</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>continue</span> <span class='hs-layout'>(</span><span class='hs-varid'>loop</span> <span class='hs-layout'>(</span><span class='hs-varid'>acc</span> <span class='hs-varop'>.</span> <span class='hs-conid'>TL</span><span class='hs-varop'>.</span><span class='hs-varid'>append</span> <span class='hs-varid'>lazy</span><span class='hs-layout'>)</span><span class='hs-layout'>)</span>
<a name="line-382"></a>	<span class='hs-varid'>loop</span> <span class='hs-varid'>acc</span> <span class='hs-conid'>EOF</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>yield</span> <span class='hs-layout'>(</span><span class='hs-varid'>acc</span> <span class='hs-conid'>TL</span><span class='hs-varop'>.</span><span class='hs-varid'>empty</span><span class='hs-layout'>)</span> <span class='hs-conid'>EOF</span>
<a name="line-383"></a>
<a name="line-384"></a><a name="zip"></a><span class='hs-comment'>-- | Pass input from a stream through two iteratees at once. Excess input is</span>
<a name="line-385"></a><span class='hs-comment'>-- yielded if it was not consumed by either iteratee.</span>
<a name="line-386"></a><span class='hs-comment'>--</span>
<a name="line-387"></a><span class='hs-comment'>-- Analogous to 'Data.List.zip'.</span>
<a name="line-388"></a><span class='hs-comment'>--</span>
<a name="line-389"></a><span class='hs-comment'>-- Since: 0.4.14</span>
<a name="line-390"></a><span class='hs-definition'>zip</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Monad</span> <span class='hs-varid'>m</span>
<a name="line-391"></a>    <span class='hs-keyglyph'>=&gt;</span> <span class='hs-conid'>Iteratee</span> <span class='hs-conid'>T</span><span class='hs-varop'>.</span><span class='hs-conid'>Text</span> <span class='hs-varid'>m</span> <span class='hs-varid'>b1</span>
<a name="line-392"></a>    <span class='hs-keyglyph'>-&gt;</span> <span class='hs-conid'>Iteratee</span> <span class='hs-conid'>T</span><span class='hs-varop'>.</span><span class='hs-conid'>Text</span> <span class='hs-varid'>m</span> <span class='hs-varid'>b2</span>
<a name="line-393"></a>    <span class='hs-keyglyph'>-&gt;</span> <span class='hs-conid'>Iteratee</span> <span class='hs-conid'>T</span><span class='hs-varop'>.</span><span class='hs-conid'>Text</span> <span class='hs-varid'>m</span> <span class='hs-layout'>(</span><span class='hs-varid'>b1</span><span class='hs-layout'>,</span> <span class='hs-varid'>b2</span><span class='hs-layout'>)</span>
<a name="line-394"></a><span class='hs-definition'>zip</span> <span class='hs-varid'>i1</span> <span class='hs-varid'>i2</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>continue</span> <span class='hs-varid'>step</span> <span class='hs-keyword'>where</span>
<a name="line-395"></a>	<span class='hs-varid'>step</span> <span class='hs-layout'>(</span><span class='hs-conid'>Chunks</span> <span class='hs-conid'>[]</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>continue</span> <span class='hs-varid'>step</span>
<a name="line-396"></a>	<span class='hs-varid'>step</span> <span class='hs-varid'>stream</span><span class='hs-keyglyph'>@</span><span class='hs-layout'>(</span><span class='hs-conid'>Chunks</span> <span class='hs-keyword'>_</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=</span> <span class='hs-keyword'>do</span>
<a name="line-397"></a>		<span class='hs-keyword'>let</span> <span class='hs-varid'>enumStream</span> <span class='hs-varid'>s</span> <span class='hs-keyglyph'>=</span> <span class='hs-keyword'>case</span> <span class='hs-varid'>s</span> <span class='hs-keyword'>of</span>
<a name="line-398"></a>			<span class='hs-conid'>Continue</span> <span class='hs-varid'>k</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-varid'>k</span> <span class='hs-varid'>stream</span>
<a name="line-399"></a>			<span class='hs-conid'>Yield</span> <span class='hs-varid'>b</span> <span class='hs-varid'>extra</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-varid'>yield</span> <span class='hs-varid'>b</span> <span class='hs-layout'>(</span><span class='hs-varid'>mappend</span> <span class='hs-varid'>extra</span> <span class='hs-varid'>stream</span><span class='hs-layout'>)</span>
<a name="line-400"></a>			<span class='hs-conid'>Error</span> <span class='hs-varid'>err</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-varid'>throwError</span> <span class='hs-varid'>err</span>
<a name="line-401"></a>		
<a name="line-402"></a>		<span class='hs-varid'>s1</span> <span class='hs-keyglyph'>&lt;-</span> <span class='hs-varid'>lift</span> <span class='hs-layout'>(</span><span class='hs-varid'>runIteratee</span> <span class='hs-layout'>(</span><span class='hs-varid'>enumStream</span> <span class='hs-varop'>==&lt;&lt;</span> <span class='hs-varid'>i1</span><span class='hs-layout'>)</span><span class='hs-layout'>)</span>
<a name="line-403"></a>		<span class='hs-varid'>s2</span> <span class='hs-keyglyph'>&lt;-</span> <span class='hs-varid'>lift</span> <span class='hs-layout'>(</span><span class='hs-varid'>runIteratee</span> <span class='hs-layout'>(</span><span class='hs-varid'>enumStream</span> <span class='hs-varop'>==&lt;&lt;</span> <span class='hs-varid'>i2</span><span class='hs-layout'>)</span><span class='hs-layout'>)</span>
<a name="line-404"></a>		
<a name="line-405"></a>		<span class='hs-keyword'>case</span> <span class='hs-layout'>(</span><span class='hs-varid'>s1</span><span class='hs-layout'>,</span> <span class='hs-varid'>s2</span><span class='hs-layout'>)</span> <span class='hs-keyword'>of</span>
<a name="line-406"></a>			<span class='hs-layout'>(</span><span class='hs-conid'>Continue</span> <span class='hs-varid'>k1</span><span class='hs-layout'>,</span> <span class='hs-conid'>Continue</span> <span class='hs-varid'>k2</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-varid'>zip</span> <span class='hs-layout'>(</span><span class='hs-varid'>continue</span> <span class='hs-varid'>k1</span><span class='hs-layout'>)</span> <span class='hs-layout'>(</span><span class='hs-varid'>continue</span> <span class='hs-varid'>k2</span><span class='hs-layout'>)</span>
<a name="line-407"></a>			<span class='hs-layout'>(</span><span class='hs-conid'>Yield</span> <span class='hs-varid'>b1</span> <span class='hs-keyword'>_</span><span class='hs-layout'>,</span> <span class='hs-conid'>Continue</span> <span class='hs-varid'>k2</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-varid'>zip</span> <span class='hs-layout'>(</span><span class='hs-varid'>yield</span> <span class='hs-varid'>b1</span> <span class='hs-layout'>(</span><span class='hs-conid'>Chunks</span> <span class='hs-conid'>[]</span><span class='hs-layout'>)</span><span class='hs-layout'>)</span> <span class='hs-layout'>(</span><span class='hs-varid'>continue</span> <span class='hs-varid'>k2</span><span class='hs-layout'>)</span>
<a name="line-408"></a>			<span class='hs-layout'>(</span><span class='hs-conid'>Continue</span> <span class='hs-varid'>k1</span><span class='hs-layout'>,</span> <span class='hs-conid'>Yield</span> <span class='hs-varid'>b2</span> <span class='hs-keyword'>_</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-varid'>zip</span> <span class='hs-layout'>(</span><span class='hs-varid'>continue</span> <span class='hs-varid'>k1</span><span class='hs-layout'>)</span> <span class='hs-layout'>(</span><span class='hs-varid'>yield</span> <span class='hs-varid'>b2</span> <span class='hs-layout'>(</span><span class='hs-conid'>Chunks</span> <span class='hs-conid'>[]</span><span class='hs-layout'>)</span><span class='hs-layout'>)</span>
<a name="line-409"></a>			<span class='hs-layout'>(</span><span class='hs-conid'>Yield</span> <span class='hs-varid'>b1</span> <span class='hs-varid'>ex1</span><span class='hs-layout'>,</span> <span class='hs-conid'>Yield</span> <span class='hs-varid'>b2</span> <span class='hs-varid'>ex2</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-varid'>yield</span> <span class='hs-layout'>(</span><span class='hs-varid'>b1</span><span class='hs-layout'>,</span> <span class='hs-varid'>b2</span><span class='hs-layout'>)</span> <span class='hs-layout'>(</span><span class='hs-varid'>shorter</span> <span class='hs-varid'>ex1</span> <span class='hs-varid'>ex2</span><span class='hs-layout'>)</span>
<a name="line-410"></a>			<span class='hs-layout'>(</span><span class='hs-conid'>Error</span> <span class='hs-varid'>err</span><span class='hs-layout'>,</span> <span class='hs-keyword'>_</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-varid'>throwError</span> <span class='hs-varid'>err</span>
<a name="line-411"></a>			<span class='hs-layout'>(</span><span class='hs-keyword'>_</span><span class='hs-layout'>,</span> <span class='hs-conid'>Error</span> <span class='hs-varid'>err</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-varid'>throwError</span> <span class='hs-varid'>err</span>
<a name="line-412"></a>	
<a name="line-413"></a>	<span class='hs-varid'>step</span> <span class='hs-conid'>EOF</span> <span class='hs-keyglyph'>=</span> <span class='hs-keyword'>do</span>
<a name="line-414"></a>		<span class='hs-varid'>b1</span> <span class='hs-keyglyph'>&lt;-</span> <span class='hs-varid'>enumEOF</span> <span class='hs-varop'>=&lt;&lt;</span> <span class='hs-varid'>lift</span> <span class='hs-layout'>(</span><span class='hs-varid'>runIteratee</span> <span class='hs-varid'>i1</span><span class='hs-layout'>)</span>
<a name="line-415"></a>		<span class='hs-varid'>b2</span> <span class='hs-keyglyph'>&lt;-</span> <span class='hs-varid'>enumEOF</span> <span class='hs-varop'>=&lt;&lt;</span> <span class='hs-varid'>lift</span> <span class='hs-layout'>(</span><span class='hs-varid'>runIteratee</span> <span class='hs-varid'>i2</span><span class='hs-layout'>)</span>
<a name="line-416"></a>		<span class='hs-varid'>return</span> <span class='hs-layout'>(</span><span class='hs-varid'>b1</span><span class='hs-layout'>,</span> <span class='hs-varid'>b2</span><span class='hs-layout'>)</span>
<a name="line-417"></a>	
<a name="line-418"></a>	<span class='hs-varid'>shorter</span> <span class='hs-varid'>c1</span><span class='hs-keyglyph'>@</span><span class='hs-layout'>(</span><span class='hs-conid'>Chunks</span> <span class='hs-varid'>xs</span><span class='hs-layout'>)</span> <span class='hs-varid'>c2</span><span class='hs-keyglyph'>@</span><span class='hs-layout'>(</span><span class='hs-conid'>Chunks</span> <span class='hs-varid'>ys</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=</span> <span class='hs-keyword'>let</span>
<a name="line-419"></a>		<span class='hs-varid'>xs'</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>T</span><span class='hs-varop'>.</span><span class='hs-varid'>concat</span> <span class='hs-varid'>xs</span>
<a name="line-420"></a>		<span class='hs-varid'>ys'</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>T</span><span class='hs-varop'>.</span><span class='hs-varid'>concat</span> <span class='hs-varid'>ys</span>
<a name="line-421"></a>		<span class='hs-keyword'>in</span> <span class='hs-keyword'>if</span> <span class='hs-conid'>T</span><span class='hs-varop'>.</span><span class='hs-varid'>length</span> <span class='hs-varid'>xs'</span> <span class='hs-varop'>&lt;</span> <span class='hs-conid'>T</span><span class='hs-varop'>.</span><span class='hs-varid'>length</span> <span class='hs-varid'>ys'</span>
<a name="line-422"></a>			<span class='hs-keyword'>then</span> <span class='hs-varid'>c1</span>
<a name="line-423"></a>			<span class='hs-keyword'>else</span> <span class='hs-varid'>c2</span>
<a name="line-424"></a>	<span class='hs-varid'>shorter</span> <span class='hs-keyword'>_</span> <span class='hs-keyword'>_</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>EOF</span>
<a name="line-425"></a>
<a name="line-426"></a><a name="zip3"></a><span class='hs-comment'>-- | Pass input from a stream through three iteratees at once. Excess input is</span>
<a name="line-427"></a><span class='hs-comment'>-- yielded if it was not consumed by any iteratee.</span>
<a name="line-428"></a><span class='hs-comment'>--</span>
<a name="line-429"></a><span class='hs-comment'>-- Analogous to 'Data.List.zip3'.</span>
<a name="line-430"></a><span class='hs-comment'>--</span>
<a name="line-431"></a><span class='hs-comment'>-- Since: 0.4.14</span>
<a name="line-432"></a><span class='hs-definition'>zip3</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Monad</span> <span class='hs-varid'>m</span>
<a name="line-433"></a>     <span class='hs-keyglyph'>=&gt;</span> <span class='hs-conid'>Iteratee</span> <span class='hs-conid'>T</span><span class='hs-varop'>.</span><span class='hs-conid'>Text</span> <span class='hs-varid'>m</span> <span class='hs-varid'>b1</span>
<a name="line-434"></a>     <span class='hs-keyglyph'>-&gt;</span> <span class='hs-conid'>Iteratee</span> <span class='hs-conid'>T</span><span class='hs-varop'>.</span><span class='hs-conid'>Text</span> <span class='hs-varid'>m</span> <span class='hs-varid'>b2</span>
<a name="line-435"></a>     <span class='hs-keyglyph'>-&gt;</span> <span class='hs-conid'>Iteratee</span> <span class='hs-conid'>T</span><span class='hs-varop'>.</span><span class='hs-conid'>Text</span> <span class='hs-varid'>m</span> <span class='hs-varid'>b3</span>
<a name="line-436"></a>     <span class='hs-keyglyph'>-&gt;</span> <span class='hs-conid'>Iteratee</span> <span class='hs-conid'>T</span><span class='hs-varop'>.</span><span class='hs-conid'>Text</span> <span class='hs-varid'>m</span> <span class='hs-layout'>(</span><span class='hs-varid'>b1</span><span class='hs-layout'>,</span> <span class='hs-varid'>b2</span><span class='hs-layout'>,</span> <span class='hs-varid'>b3</span><span class='hs-layout'>)</span>
<a name="line-437"></a><span class='hs-definition'>zip3</span> <span class='hs-varid'>i1</span> <span class='hs-varid'>i2</span> <span class='hs-varid'>i3</span> <span class='hs-keyglyph'>=</span> <span class='hs-keyword'>do</span>
<a name="line-438"></a>	<span class='hs-layout'>(</span><span class='hs-varid'>b1</span><span class='hs-layout'>,</span> <span class='hs-layout'>(</span><span class='hs-varid'>b2</span><span class='hs-layout'>,</span> <span class='hs-varid'>b3</span><span class='hs-layout'>)</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>&lt;-</span> <span class='hs-varid'>zip</span> <span class='hs-varid'>i1</span> <span class='hs-layout'>(</span><span class='hs-varid'>zip</span> <span class='hs-varid'>i2</span> <span class='hs-varid'>i3</span><span class='hs-layout'>)</span>
<a name="line-439"></a>	<span class='hs-varid'>return</span> <span class='hs-layout'>(</span><span class='hs-varid'>b1</span><span class='hs-layout'>,</span> <span class='hs-varid'>b2</span><span class='hs-layout'>,</span> <span class='hs-varid'>b3</span><span class='hs-layout'>)</span>
<a name="line-440"></a><span class='hs-comment'>{-# INLINE zip3 #-}</span>
<a name="line-441"></a>
<a name="line-442"></a><a name="zip4"></a><span class='hs-comment'>-- | Pass input from a stream through four iteratees at once. Excess input is</span>
<a name="line-443"></a><span class='hs-comment'>-- yielded if it was not consumed by any iteratee.</span>
<a name="line-444"></a><span class='hs-comment'>--</span>
<a name="line-445"></a><span class='hs-comment'>-- Analogous to 'Data.List.zip4'.</span>
<a name="line-446"></a><span class='hs-comment'>--</span>
<a name="line-447"></a><span class='hs-comment'>-- Since: 0.4.14</span>
<a name="line-448"></a><span class='hs-definition'>zip4</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Monad</span> <span class='hs-varid'>m</span>
<a name="line-449"></a>     <span class='hs-keyglyph'>=&gt;</span> <span class='hs-conid'>Iteratee</span> <span class='hs-conid'>T</span><span class='hs-varop'>.</span><span class='hs-conid'>Text</span> <span class='hs-varid'>m</span> <span class='hs-varid'>b1</span>
<a name="line-450"></a>     <span class='hs-keyglyph'>-&gt;</span> <span class='hs-conid'>Iteratee</span> <span class='hs-conid'>T</span><span class='hs-varop'>.</span><span class='hs-conid'>Text</span> <span class='hs-varid'>m</span> <span class='hs-varid'>b2</span>
<a name="line-451"></a>     <span class='hs-keyglyph'>-&gt;</span> <span class='hs-conid'>Iteratee</span> <span class='hs-conid'>T</span><span class='hs-varop'>.</span><span class='hs-conid'>Text</span> <span class='hs-varid'>m</span> <span class='hs-varid'>b3</span>
<a name="line-452"></a>     <span class='hs-keyglyph'>-&gt;</span> <span class='hs-conid'>Iteratee</span> <span class='hs-conid'>T</span><span class='hs-varop'>.</span><span class='hs-conid'>Text</span> <span class='hs-varid'>m</span> <span class='hs-varid'>b4</span>
<a name="line-453"></a>     <span class='hs-keyglyph'>-&gt;</span> <span class='hs-conid'>Iteratee</span> <span class='hs-conid'>T</span><span class='hs-varop'>.</span><span class='hs-conid'>Text</span> <span class='hs-varid'>m</span> <span class='hs-layout'>(</span><span class='hs-varid'>b1</span><span class='hs-layout'>,</span> <span class='hs-varid'>b2</span><span class='hs-layout'>,</span> <span class='hs-varid'>b3</span><span class='hs-layout'>,</span> <span class='hs-varid'>b4</span><span class='hs-layout'>)</span>
<a name="line-454"></a><span class='hs-definition'>zip4</span> <span class='hs-varid'>i1</span> <span class='hs-varid'>i2</span> <span class='hs-varid'>i3</span> <span class='hs-varid'>i4</span> <span class='hs-keyglyph'>=</span> <span class='hs-keyword'>do</span>
<a name="line-455"></a>	<span class='hs-layout'>(</span><span class='hs-varid'>b1</span><span class='hs-layout'>,</span> <span class='hs-layout'>(</span><span class='hs-varid'>b2</span><span class='hs-layout'>,</span> <span class='hs-varid'>b3</span><span class='hs-layout'>,</span> <span class='hs-varid'>b4</span><span class='hs-layout'>)</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>&lt;-</span> <span class='hs-varid'>zip</span> <span class='hs-varid'>i1</span> <span class='hs-layout'>(</span><span class='hs-varid'>zip3</span> <span class='hs-varid'>i2</span> <span class='hs-varid'>i3</span> <span class='hs-varid'>i4</span><span class='hs-layout'>)</span>
<a name="line-456"></a>	<span class='hs-varid'>return</span> <span class='hs-layout'>(</span><span class='hs-varid'>b1</span><span class='hs-layout'>,</span> <span class='hs-varid'>b2</span><span class='hs-layout'>,</span> <span class='hs-varid'>b3</span><span class='hs-layout'>,</span> <span class='hs-varid'>b4</span><span class='hs-layout'>)</span>
<a name="line-457"></a><span class='hs-comment'>{-# INLINE zip4 #-}</span>
<a name="line-458"></a>
<a name="line-459"></a><a name="zip5"></a><span class='hs-comment'>-- | Pass input from a stream through five iteratees at once. Excess input is</span>
<a name="line-460"></a><span class='hs-comment'>-- yielded if it was not consumed by any iteratee.</span>
<a name="line-461"></a><span class='hs-comment'>--</span>
<a name="line-462"></a><span class='hs-comment'>-- Analogous to 'Data.List.zip5'.</span>
<a name="line-463"></a><span class='hs-comment'>--</span>
<a name="line-464"></a><span class='hs-comment'>-- Since: 0.4.14</span>
<a name="line-465"></a><span class='hs-definition'>zip5</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Monad</span> <span class='hs-varid'>m</span>
<a name="line-466"></a>     <span class='hs-keyglyph'>=&gt;</span> <span class='hs-conid'>Iteratee</span> <span class='hs-conid'>T</span><span class='hs-varop'>.</span><span class='hs-conid'>Text</span> <span class='hs-varid'>m</span> <span class='hs-varid'>b1</span>
<a name="line-467"></a>     <span class='hs-keyglyph'>-&gt;</span> <span class='hs-conid'>Iteratee</span> <span class='hs-conid'>T</span><span class='hs-varop'>.</span><span class='hs-conid'>Text</span> <span class='hs-varid'>m</span> <span class='hs-varid'>b2</span>
<a name="line-468"></a>     <span class='hs-keyglyph'>-&gt;</span> <span class='hs-conid'>Iteratee</span> <span class='hs-conid'>T</span><span class='hs-varop'>.</span><span class='hs-conid'>Text</span> <span class='hs-varid'>m</span> <span class='hs-varid'>b3</span>
<a name="line-469"></a>     <span class='hs-keyglyph'>-&gt;</span> <span class='hs-conid'>Iteratee</span> <span class='hs-conid'>T</span><span class='hs-varop'>.</span><span class='hs-conid'>Text</span> <span class='hs-varid'>m</span> <span class='hs-varid'>b4</span>
<a name="line-470"></a>     <span class='hs-keyglyph'>-&gt;</span> <span class='hs-conid'>Iteratee</span> <span class='hs-conid'>T</span><span class='hs-varop'>.</span><span class='hs-conid'>Text</span> <span class='hs-varid'>m</span> <span class='hs-varid'>b5</span>
<a name="line-471"></a>     <span class='hs-keyglyph'>-&gt;</span> <span class='hs-conid'>Iteratee</span> <span class='hs-conid'>T</span><span class='hs-varop'>.</span><span class='hs-conid'>Text</span> <span class='hs-varid'>m</span> <span class='hs-layout'>(</span><span class='hs-varid'>b1</span><span class='hs-layout'>,</span> <span class='hs-varid'>b2</span><span class='hs-layout'>,</span> <span class='hs-varid'>b3</span><span class='hs-layout'>,</span> <span class='hs-varid'>b4</span><span class='hs-layout'>,</span> <span class='hs-varid'>b5</span><span class='hs-layout'>)</span>
<a name="line-472"></a><span class='hs-definition'>zip5</span> <span class='hs-varid'>i1</span> <span class='hs-varid'>i2</span> <span class='hs-varid'>i3</span> <span class='hs-varid'>i4</span> <span class='hs-varid'>i5</span> <span class='hs-keyglyph'>=</span> <span class='hs-keyword'>do</span>
<a name="line-473"></a>	<span class='hs-layout'>(</span><span class='hs-varid'>b1</span><span class='hs-layout'>,</span> <span class='hs-layout'>(</span><span class='hs-varid'>b2</span><span class='hs-layout'>,</span> <span class='hs-varid'>b3</span><span class='hs-layout'>,</span> <span class='hs-varid'>b4</span><span class='hs-layout'>,</span> <span class='hs-varid'>b5</span><span class='hs-layout'>)</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>&lt;-</span> <span class='hs-varid'>zip</span> <span class='hs-varid'>i1</span> <span class='hs-layout'>(</span><span class='hs-varid'>zip4</span> <span class='hs-varid'>i2</span> <span class='hs-varid'>i3</span> <span class='hs-varid'>i4</span> <span class='hs-varid'>i5</span><span class='hs-layout'>)</span>
<a name="line-474"></a>	<span class='hs-varid'>return</span> <span class='hs-layout'>(</span><span class='hs-varid'>b1</span><span class='hs-layout'>,</span> <span class='hs-varid'>b2</span><span class='hs-layout'>,</span> <span class='hs-varid'>b3</span><span class='hs-layout'>,</span> <span class='hs-varid'>b4</span><span class='hs-layout'>,</span> <span class='hs-varid'>b5</span><span class='hs-layout'>)</span>
<a name="line-475"></a><span class='hs-comment'>{-# INLINE zip5 #-}</span>
<a name="line-476"></a>
<a name="line-477"></a><a name="zip6"></a><span class='hs-comment'>-- | Pass input from a stream through six iteratees at once. Excess input is</span>
<a name="line-478"></a><span class='hs-comment'>-- yielded if it was not consumed by any iteratee.</span>
<a name="line-479"></a><span class='hs-comment'>--</span>
<a name="line-480"></a><span class='hs-comment'>-- Analogous to 'Data.List.zip6'.</span>
<a name="line-481"></a><span class='hs-comment'>--</span>
<a name="line-482"></a><span class='hs-comment'>-- Since: 0.4.14</span>
<a name="line-483"></a><span class='hs-definition'>zip6</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Monad</span> <span class='hs-varid'>m</span>
<a name="line-484"></a>     <span class='hs-keyglyph'>=&gt;</span> <span class='hs-conid'>Iteratee</span> <span class='hs-conid'>T</span><span class='hs-varop'>.</span><span class='hs-conid'>Text</span> <span class='hs-varid'>m</span> <span class='hs-varid'>b1</span>
<a name="line-485"></a>     <span class='hs-keyglyph'>-&gt;</span> <span class='hs-conid'>Iteratee</span> <span class='hs-conid'>T</span><span class='hs-varop'>.</span><span class='hs-conid'>Text</span> <span class='hs-varid'>m</span> <span class='hs-varid'>b2</span>
<a name="line-486"></a>     <span class='hs-keyglyph'>-&gt;</span> <span class='hs-conid'>Iteratee</span> <span class='hs-conid'>T</span><span class='hs-varop'>.</span><span class='hs-conid'>Text</span> <span class='hs-varid'>m</span> <span class='hs-varid'>b3</span>
<a name="line-487"></a>     <span class='hs-keyglyph'>-&gt;</span> <span class='hs-conid'>Iteratee</span> <span class='hs-conid'>T</span><span class='hs-varop'>.</span><span class='hs-conid'>Text</span> <span class='hs-varid'>m</span> <span class='hs-varid'>b4</span>
<a name="line-488"></a>     <span class='hs-keyglyph'>-&gt;</span> <span class='hs-conid'>Iteratee</span> <span class='hs-conid'>T</span><span class='hs-varop'>.</span><span class='hs-conid'>Text</span> <span class='hs-varid'>m</span> <span class='hs-varid'>b5</span>
<a name="line-489"></a>     <span class='hs-keyglyph'>-&gt;</span> <span class='hs-conid'>Iteratee</span> <span class='hs-conid'>T</span><span class='hs-varop'>.</span><span class='hs-conid'>Text</span> <span class='hs-varid'>m</span> <span class='hs-varid'>b6</span>
<a name="line-490"></a>     <span class='hs-keyglyph'>-&gt;</span> <span class='hs-conid'>Iteratee</span> <span class='hs-conid'>T</span><span class='hs-varop'>.</span><span class='hs-conid'>Text</span> <span class='hs-varid'>m</span> <span class='hs-layout'>(</span><span class='hs-varid'>b1</span><span class='hs-layout'>,</span> <span class='hs-varid'>b2</span><span class='hs-layout'>,</span> <span class='hs-varid'>b3</span><span class='hs-layout'>,</span> <span class='hs-varid'>b4</span><span class='hs-layout'>,</span> <span class='hs-varid'>b5</span><span class='hs-layout'>,</span> <span class='hs-varid'>b6</span><span class='hs-layout'>)</span>
<a name="line-491"></a><span class='hs-definition'>zip6</span> <span class='hs-varid'>i1</span> <span class='hs-varid'>i2</span> <span class='hs-varid'>i3</span> <span class='hs-varid'>i4</span> <span class='hs-varid'>i5</span> <span class='hs-varid'>i6</span> <span class='hs-keyglyph'>=</span> <span class='hs-keyword'>do</span>
<a name="line-492"></a>	<span class='hs-layout'>(</span><span class='hs-varid'>b1</span><span class='hs-layout'>,</span> <span class='hs-layout'>(</span><span class='hs-varid'>b2</span><span class='hs-layout'>,</span> <span class='hs-varid'>b3</span><span class='hs-layout'>,</span> <span class='hs-varid'>b4</span><span class='hs-layout'>,</span> <span class='hs-varid'>b5</span><span class='hs-layout'>,</span> <span class='hs-varid'>b6</span><span class='hs-layout'>)</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>&lt;-</span> <span class='hs-varid'>zip</span> <span class='hs-varid'>i1</span> <span class='hs-layout'>(</span><span class='hs-varid'>zip5</span> <span class='hs-varid'>i2</span> <span class='hs-varid'>i3</span> <span class='hs-varid'>i4</span> <span class='hs-varid'>i5</span> <span class='hs-varid'>i6</span><span class='hs-layout'>)</span>
<a name="line-493"></a>	<span class='hs-varid'>return</span> <span class='hs-layout'>(</span><span class='hs-varid'>b1</span><span class='hs-layout'>,</span> <span class='hs-varid'>b2</span><span class='hs-layout'>,</span> <span class='hs-varid'>b3</span><span class='hs-layout'>,</span> <span class='hs-varid'>b4</span><span class='hs-layout'>,</span> <span class='hs-varid'>b5</span><span class='hs-layout'>,</span> <span class='hs-varid'>b6</span><span class='hs-layout'>)</span>
<a name="line-494"></a><span class='hs-comment'>{-# INLINE zip6 #-}</span>
<a name="line-495"></a>
<a name="line-496"></a><a name="zip7"></a><span class='hs-comment'>-- | Pass input from a stream through seven iteratees at once. Excess input is</span>
<a name="line-497"></a><span class='hs-comment'>-- yielded if it was not consumed by any iteratee.</span>
<a name="line-498"></a><span class='hs-comment'>--</span>
<a name="line-499"></a><span class='hs-comment'>-- Analogous to 'Data.List.zip7'.</span>
<a name="line-500"></a><span class='hs-comment'>--</span>
<a name="line-501"></a><span class='hs-comment'>-- Since: 0.4.14</span>
<a name="line-502"></a><span class='hs-definition'>zip7</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Monad</span> <span class='hs-varid'>m</span>
<a name="line-503"></a>     <span class='hs-keyglyph'>=&gt;</span> <span class='hs-conid'>Iteratee</span> <span class='hs-conid'>T</span><span class='hs-varop'>.</span><span class='hs-conid'>Text</span> <span class='hs-varid'>m</span> <span class='hs-varid'>b1</span>
<a name="line-504"></a>     <span class='hs-keyglyph'>-&gt;</span> <span class='hs-conid'>Iteratee</span> <span class='hs-conid'>T</span><span class='hs-varop'>.</span><span class='hs-conid'>Text</span> <span class='hs-varid'>m</span> <span class='hs-varid'>b2</span>
<a name="line-505"></a>     <span class='hs-keyglyph'>-&gt;</span> <span class='hs-conid'>Iteratee</span> <span class='hs-conid'>T</span><span class='hs-varop'>.</span><span class='hs-conid'>Text</span> <span class='hs-varid'>m</span> <span class='hs-varid'>b3</span>
<a name="line-506"></a>     <span class='hs-keyglyph'>-&gt;</span> <span class='hs-conid'>Iteratee</span> <span class='hs-conid'>T</span><span class='hs-varop'>.</span><span class='hs-conid'>Text</span> <span class='hs-varid'>m</span> <span class='hs-varid'>b4</span>
<a name="line-507"></a>     <span class='hs-keyglyph'>-&gt;</span> <span class='hs-conid'>Iteratee</span> <span class='hs-conid'>T</span><span class='hs-varop'>.</span><span class='hs-conid'>Text</span> <span class='hs-varid'>m</span> <span class='hs-varid'>b5</span>
<a name="line-508"></a>     <span class='hs-keyglyph'>-&gt;</span> <span class='hs-conid'>Iteratee</span> <span class='hs-conid'>T</span><span class='hs-varop'>.</span><span class='hs-conid'>Text</span> <span class='hs-varid'>m</span> <span class='hs-varid'>b6</span>
<a name="line-509"></a>     <span class='hs-keyglyph'>-&gt;</span> <span class='hs-conid'>Iteratee</span> <span class='hs-conid'>T</span><span class='hs-varop'>.</span><span class='hs-conid'>Text</span> <span class='hs-varid'>m</span> <span class='hs-varid'>b7</span>
<a name="line-510"></a>     <span class='hs-keyglyph'>-&gt;</span> <span class='hs-conid'>Iteratee</span> <span class='hs-conid'>T</span><span class='hs-varop'>.</span><span class='hs-conid'>Text</span> <span class='hs-varid'>m</span> <span class='hs-layout'>(</span><span class='hs-varid'>b1</span><span class='hs-layout'>,</span> <span class='hs-varid'>b2</span><span class='hs-layout'>,</span> <span class='hs-varid'>b3</span><span class='hs-layout'>,</span> <span class='hs-varid'>b4</span><span class='hs-layout'>,</span> <span class='hs-varid'>b5</span><span class='hs-layout'>,</span> <span class='hs-varid'>b6</span><span class='hs-layout'>,</span> <span class='hs-varid'>b7</span><span class='hs-layout'>)</span>
<a name="line-511"></a><span class='hs-definition'>zip7</span> <span class='hs-varid'>i1</span> <span class='hs-varid'>i2</span> <span class='hs-varid'>i3</span> <span class='hs-varid'>i4</span> <span class='hs-varid'>i5</span> <span class='hs-varid'>i6</span> <span class='hs-varid'>i7</span> <span class='hs-keyglyph'>=</span> <span class='hs-keyword'>do</span>
<a name="line-512"></a>	<span class='hs-layout'>(</span><span class='hs-varid'>b1</span><span class='hs-layout'>,</span> <span class='hs-layout'>(</span><span class='hs-varid'>b2</span><span class='hs-layout'>,</span> <span class='hs-varid'>b3</span><span class='hs-layout'>,</span> <span class='hs-varid'>b4</span><span class='hs-layout'>,</span> <span class='hs-varid'>b5</span><span class='hs-layout'>,</span> <span class='hs-varid'>b6</span><span class='hs-layout'>,</span> <span class='hs-varid'>b7</span><span class='hs-layout'>)</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>&lt;-</span> <span class='hs-varid'>zip</span> <span class='hs-varid'>i1</span> <span class='hs-layout'>(</span><span class='hs-varid'>zip6</span> <span class='hs-varid'>i2</span> <span class='hs-varid'>i3</span> <span class='hs-varid'>i4</span> <span class='hs-varid'>i5</span> <span class='hs-varid'>i6</span> <span class='hs-varid'>i7</span><span class='hs-layout'>)</span>
<a name="line-513"></a>	<span class='hs-varid'>return</span> <span class='hs-layout'>(</span><span class='hs-varid'>b1</span><span class='hs-layout'>,</span> <span class='hs-varid'>b2</span><span class='hs-layout'>,</span> <span class='hs-varid'>b3</span><span class='hs-layout'>,</span> <span class='hs-varid'>b4</span><span class='hs-layout'>,</span> <span class='hs-varid'>b5</span><span class='hs-layout'>,</span> <span class='hs-varid'>b6</span><span class='hs-layout'>,</span> <span class='hs-varid'>b7</span><span class='hs-layout'>)</span>
<a name="line-514"></a><span class='hs-comment'>{-# INLINE zip7 #-}</span>
<a name="line-515"></a>
<a name="line-516"></a><a name="zipWith"></a><span class='hs-comment'>-- | Pass input from a stream through two iteratees at once. Excess input is</span>
<a name="line-517"></a><span class='hs-comment'>-- yielded if it was not consumed by either iteratee. Output from the</span>
<a name="line-518"></a><span class='hs-comment'>-- iteratees is combined with a user-provided function.</span>
<a name="line-519"></a><span class='hs-comment'>--</span>
<a name="line-520"></a><span class='hs-comment'>-- Analogous to 'Data.List.zipWith'.</span>
<a name="line-521"></a><span class='hs-comment'>--</span>
<a name="line-522"></a><span class='hs-comment'>-- Since: 0.4.14</span>
<a name="line-523"></a><span class='hs-definition'>zipWith</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Monad</span> <span class='hs-varid'>m</span>
<a name="line-524"></a>        <span class='hs-keyglyph'>=&gt;</span> <span class='hs-layout'>(</span><span class='hs-varid'>b1</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-varid'>b2</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-varid'>c</span><span class='hs-layout'>)</span>
<a name="line-525"></a>        <span class='hs-keyglyph'>-&gt;</span> <span class='hs-conid'>Iteratee</span> <span class='hs-conid'>T</span><span class='hs-varop'>.</span><span class='hs-conid'>Text</span> <span class='hs-varid'>m</span> <span class='hs-varid'>b1</span>
<a name="line-526"></a>        <span class='hs-keyglyph'>-&gt;</span> <span class='hs-conid'>Iteratee</span> <span class='hs-conid'>T</span><span class='hs-varop'>.</span><span class='hs-conid'>Text</span> <span class='hs-varid'>m</span> <span class='hs-varid'>b2</span>
<a name="line-527"></a>        <span class='hs-keyglyph'>-&gt;</span> <span class='hs-conid'>Iteratee</span> <span class='hs-conid'>T</span><span class='hs-varop'>.</span><span class='hs-conid'>Text</span> <span class='hs-varid'>m</span> <span class='hs-varid'>c</span>
<a name="line-528"></a><span class='hs-definition'>zipWith</span> <span class='hs-varid'>f</span> <span class='hs-varid'>i1</span> <span class='hs-varid'>i2</span> <span class='hs-keyglyph'>=</span> <span class='hs-keyword'>do</span>
<a name="line-529"></a>	<span class='hs-layout'>(</span><span class='hs-varid'>b1</span><span class='hs-layout'>,</span> <span class='hs-varid'>b2</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>&lt;-</span> <span class='hs-varid'>zip</span> <span class='hs-varid'>i1</span> <span class='hs-varid'>i2</span>
<a name="line-530"></a>	<span class='hs-varid'>return</span> <span class='hs-layout'>(</span><span class='hs-varid'>f</span> <span class='hs-varid'>b1</span> <span class='hs-varid'>b2</span><span class='hs-layout'>)</span>
<a name="line-531"></a><span class='hs-comment'>{-# INLINE zipWith #-}</span>
<a name="line-532"></a>
<a name="line-533"></a><a name="zipWith3"></a><span class='hs-comment'>-- | Pass input from a stream through two iteratees at once. Excess input is</span>
<a name="line-534"></a><span class='hs-comment'>-- yielded if it was not consumed by either iteratee. Output from the</span>
<a name="line-535"></a><span class='hs-comment'>-- iteratees is combined with a user-provided function.</span>
<a name="line-536"></a><span class='hs-comment'>--</span>
<a name="line-537"></a><span class='hs-comment'>-- Analogous to 'Data.List.zipWith3'.</span>
<a name="line-538"></a><span class='hs-comment'>--</span>
<a name="line-539"></a><span class='hs-comment'>-- Since: 0.4.14</span>
<a name="line-540"></a><span class='hs-definition'>zipWith3</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Monad</span> <span class='hs-varid'>m</span>
<a name="line-541"></a>         <span class='hs-keyglyph'>=&gt;</span> <span class='hs-layout'>(</span><span class='hs-varid'>b1</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-varid'>b2</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-varid'>b3</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-varid'>c</span><span class='hs-layout'>)</span>
<a name="line-542"></a>         <span class='hs-keyglyph'>-&gt;</span> <span class='hs-conid'>Iteratee</span> <span class='hs-conid'>T</span><span class='hs-varop'>.</span><span class='hs-conid'>Text</span> <span class='hs-varid'>m</span> <span class='hs-varid'>b1</span>
<a name="line-543"></a>         <span class='hs-keyglyph'>-&gt;</span> <span class='hs-conid'>Iteratee</span> <span class='hs-conid'>T</span><span class='hs-varop'>.</span><span class='hs-conid'>Text</span> <span class='hs-varid'>m</span> <span class='hs-varid'>b2</span>
<a name="line-544"></a>         <span class='hs-keyglyph'>-&gt;</span> <span class='hs-conid'>Iteratee</span> <span class='hs-conid'>T</span><span class='hs-varop'>.</span><span class='hs-conid'>Text</span> <span class='hs-varid'>m</span> <span class='hs-varid'>b3</span>
<a name="line-545"></a>         <span class='hs-keyglyph'>-&gt;</span> <span class='hs-conid'>Iteratee</span> <span class='hs-conid'>T</span><span class='hs-varop'>.</span><span class='hs-conid'>Text</span> <span class='hs-varid'>m</span> <span class='hs-varid'>c</span>
<a name="line-546"></a><span class='hs-definition'>zipWith3</span> <span class='hs-varid'>f</span> <span class='hs-varid'>i1</span> <span class='hs-varid'>i2</span> <span class='hs-varid'>i3</span> <span class='hs-keyglyph'>=</span> <span class='hs-keyword'>do</span>
<a name="line-547"></a>	<span class='hs-layout'>(</span><span class='hs-varid'>b1</span><span class='hs-layout'>,</span> <span class='hs-varid'>b2</span><span class='hs-layout'>,</span> <span class='hs-varid'>b3</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>&lt;-</span> <span class='hs-varid'>zip3</span> <span class='hs-varid'>i1</span> <span class='hs-varid'>i2</span> <span class='hs-varid'>i3</span>
<a name="line-548"></a>	<span class='hs-varid'>return</span> <span class='hs-layout'>(</span><span class='hs-varid'>f</span> <span class='hs-varid'>b1</span> <span class='hs-varid'>b2</span> <span class='hs-varid'>b3</span><span class='hs-layout'>)</span>
<a name="line-549"></a><span class='hs-comment'>{-# INLINE zipWith3 #-}</span>
<a name="line-550"></a>
<a name="line-551"></a><a name="zipWith4"></a><span class='hs-comment'>-- | Pass input from a stream through two iteratees at once. Excess input is</span>
<a name="line-552"></a><span class='hs-comment'>-- yielded if it was not consumed by either iteratee. Output from the</span>
<a name="line-553"></a><span class='hs-comment'>-- iteratees is combined with a user-provided function.</span>
<a name="line-554"></a><span class='hs-comment'>--</span>
<a name="line-555"></a><span class='hs-comment'>-- Analogous to 'Data.List.zipWith4'.</span>
<a name="line-556"></a><span class='hs-comment'>--</span>
<a name="line-557"></a><span class='hs-comment'>-- Since: 0.4.14</span>
<a name="line-558"></a><span class='hs-definition'>zipWith4</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Monad</span> <span class='hs-varid'>m</span>
<a name="line-559"></a>         <span class='hs-keyglyph'>=&gt;</span> <span class='hs-layout'>(</span><span class='hs-varid'>b1</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-varid'>b2</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-varid'>b3</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-varid'>b4</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-varid'>c</span><span class='hs-layout'>)</span>
<a name="line-560"></a>         <span class='hs-keyglyph'>-&gt;</span> <span class='hs-conid'>Iteratee</span> <span class='hs-conid'>T</span><span class='hs-varop'>.</span><span class='hs-conid'>Text</span> <span class='hs-varid'>m</span> <span class='hs-varid'>b1</span>
<a name="line-561"></a>         <span class='hs-keyglyph'>-&gt;</span> <span class='hs-conid'>Iteratee</span> <span class='hs-conid'>T</span><span class='hs-varop'>.</span><span class='hs-conid'>Text</span> <span class='hs-varid'>m</span> <span class='hs-varid'>b2</span>
<a name="line-562"></a>         <span class='hs-keyglyph'>-&gt;</span> <span class='hs-conid'>Iteratee</span> <span class='hs-conid'>T</span><span class='hs-varop'>.</span><span class='hs-conid'>Text</span> <span class='hs-varid'>m</span> <span class='hs-varid'>b3</span>
<a name="line-563"></a>         <span class='hs-keyglyph'>-&gt;</span> <span class='hs-conid'>Iteratee</span> <span class='hs-conid'>T</span><span class='hs-varop'>.</span><span class='hs-conid'>Text</span> <span class='hs-varid'>m</span> <span class='hs-varid'>b4</span>
<a name="line-564"></a>         <span class='hs-keyglyph'>-&gt;</span> <span class='hs-conid'>Iteratee</span> <span class='hs-conid'>T</span><span class='hs-varop'>.</span><span class='hs-conid'>Text</span> <span class='hs-varid'>m</span> <span class='hs-varid'>c</span>
<a name="line-565"></a><span class='hs-definition'>zipWith4</span> <span class='hs-varid'>f</span> <span class='hs-varid'>i1</span> <span class='hs-varid'>i2</span> <span class='hs-varid'>i3</span> <span class='hs-varid'>i4</span> <span class='hs-keyglyph'>=</span> <span class='hs-keyword'>do</span>
<a name="line-566"></a>	<span class='hs-layout'>(</span><span class='hs-varid'>b1</span><span class='hs-layout'>,</span> <span class='hs-varid'>b2</span><span class='hs-layout'>,</span> <span class='hs-varid'>b3</span><span class='hs-layout'>,</span> <span class='hs-varid'>b4</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>&lt;-</span> <span class='hs-varid'>zip4</span> <span class='hs-varid'>i1</span> <span class='hs-varid'>i2</span> <span class='hs-varid'>i3</span> <span class='hs-varid'>i4</span>
<a name="line-567"></a>	<span class='hs-varid'>return</span> <span class='hs-layout'>(</span><span class='hs-varid'>f</span> <span class='hs-varid'>b1</span> <span class='hs-varid'>b2</span> <span class='hs-varid'>b3</span> <span class='hs-varid'>b4</span><span class='hs-layout'>)</span>
<a name="line-568"></a><span class='hs-comment'>{-# INLINE zipWith4 #-}</span>
<a name="line-569"></a>
<a name="line-570"></a><a name="zipWith5"></a><span class='hs-comment'>-- | Pass input from a stream through two iteratees at once. Excess input is</span>
<a name="line-571"></a><span class='hs-comment'>-- yielded if it was not consumed by either iteratee. Output from the</span>
<a name="line-572"></a><span class='hs-comment'>-- iteratees is combined with a user-provided function.</span>
<a name="line-573"></a><span class='hs-comment'>--</span>
<a name="line-574"></a><span class='hs-comment'>-- Analogous to 'Data.List.zipWith5'.</span>
<a name="line-575"></a><span class='hs-comment'>--</span>
<a name="line-576"></a><span class='hs-comment'>-- Since: 0.4.14</span>
<a name="line-577"></a><span class='hs-definition'>zipWith5</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Monad</span> <span class='hs-varid'>m</span>
<a name="line-578"></a>         <span class='hs-keyglyph'>=&gt;</span> <span class='hs-layout'>(</span><span class='hs-varid'>b1</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-varid'>b2</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-varid'>b3</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-varid'>b4</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-varid'>b5</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-varid'>c</span><span class='hs-layout'>)</span>
<a name="line-579"></a>         <span class='hs-keyglyph'>-&gt;</span> <span class='hs-conid'>Iteratee</span> <span class='hs-conid'>T</span><span class='hs-varop'>.</span><span class='hs-conid'>Text</span> <span class='hs-varid'>m</span> <span class='hs-varid'>b1</span>
<a name="line-580"></a>         <span class='hs-keyglyph'>-&gt;</span> <span class='hs-conid'>Iteratee</span> <span class='hs-conid'>T</span><span class='hs-varop'>.</span><span class='hs-conid'>Text</span> <span class='hs-varid'>m</span> <span class='hs-varid'>b2</span>
<a name="line-581"></a>         <span class='hs-keyglyph'>-&gt;</span> <span class='hs-conid'>Iteratee</span> <span class='hs-conid'>T</span><span class='hs-varop'>.</span><span class='hs-conid'>Text</span> <span class='hs-varid'>m</span> <span class='hs-varid'>b3</span>
<a name="line-582"></a>         <span class='hs-keyglyph'>-&gt;</span> <span class='hs-conid'>Iteratee</span> <span class='hs-conid'>T</span><span class='hs-varop'>.</span><span class='hs-conid'>Text</span> <span class='hs-varid'>m</span> <span class='hs-varid'>b4</span>
<a name="line-583"></a>         <span class='hs-keyglyph'>-&gt;</span> <span class='hs-conid'>Iteratee</span> <span class='hs-conid'>T</span><span class='hs-varop'>.</span><span class='hs-conid'>Text</span> <span class='hs-varid'>m</span> <span class='hs-varid'>b5</span>
<a name="line-584"></a>         <span class='hs-keyglyph'>-&gt;</span> <span class='hs-conid'>Iteratee</span> <span class='hs-conid'>T</span><span class='hs-varop'>.</span><span class='hs-conid'>Text</span> <span class='hs-varid'>m</span> <span class='hs-varid'>c</span>
<a name="line-585"></a><span class='hs-definition'>zipWith5</span> <span class='hs-varid'>f</span> <span class='hs-varid'>i1</span> <span class='hs-varid'>i2</span> <span class='hs-varid'>i3</span> <span class='hs-varid'>i4</span> <span class='hs-varid'>i5</span> <span class='hs-keyglyph'>=</span> <span class='hs-keyword'>do</span>
<a name="line-586"></a>	<span class='hs-layout'>(</span><span class='hs-varid'>b1</span><span class='hs-layout'>,</span> <span class='hs-varid'>b2</span><span class='hs-layout'>,</span> <span class='hs-varid'>b3</span><span class='hs-layout'>,</span> <span class='hs-varid'>b4</span><span class='hs-layout'>,</span> <span class='hs-varid'>b5</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>&lt;-</span> <span class='hs-varid'>zip5</span> <span class='hs-varid'>i1</span> <span class='hs-varid'>i2</span> <span class='hs-varid'>i3</span> <span class='hs-varid'>i4</span> <span class='hs-varid'>i5</span>
<a name="line-587"></a>	<span class='hs-varid'>return</span> <span class='hs-layout'>(</span><span class='hs-varid'>f</span> <span class='hs-varid'>b1</span> <span class='hs-varid'>b2</span> <span class='hs-varid'>b3</span> <span class='hs-varid'>b4</span> <span class='hs-varid'>b5</span><span class='hs-layout'>)</span>
<a name="line-588"></a><span class='hs-comment'>{-# INLINE zipWith5 #-}</span>
<a name="line-589"></a>
<a name="line-590"></a><a name="zipWith6"></a><span class='hs-comment'>-- | Pass input from a stream through two iteratees at once. Excess input is</span>
<a name="line-591"></a><span class='hs-comment'>-- yielded if it was not consumed by either iteratee. Output from the</span>
<a name="line-592"></a><span class='hs-comment'>-- iteratees is combined with a user-provided function.</span>
<a name="line-593"></a><span class='hs-comment'>--</span>
<a name="line-594"></a><span class='hs-comment'>-- Analogous to 'Data.List.zipWith6'.</span>
<a name="line-595"></a><span class='hs-comment'>--</span>
<a name="line-596"></a><span class='hs-comment'>-- Since: 0.4.14</span>
<a name="line-597"></a><span class='hs-definition'>zipWith6</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Monad</span> <span class='hs-varid'>m</span>
<a name="line-598"></a>         <span class='hs-keyglyph'>=&gt;</span> <span class='hs-layout'>(</span><span class='hs-varid'>b1</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-varid'>b2</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-varid'>b3</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-varid'>b4</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-varid'>b5</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-varid'>b6</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-varid'>c</span><span class='hs-layout'>)</span>
<a name="line-599"></a>         <span class='hs-keyglyph'>-&gt;</span> <span class='hs-conid'>Iteratee</span> <span class='hs-conid'>T</span><span class='hs-varop'>.</span><span class='hs-conid'>Text</span> <span class='hs-varid'>m</span> <span class='hs-varid'>b1</span>
<a name="line-600"></a>         <span class='hs-keyglyph'>-&gt;</span> <span class='hs-conid'>Iteratee</span> <span class='hs-conid'>T</span><span class='hs-varop'>.</span><span class='hs-conid'>Text</span> <span class='hs-varid'>m</span> <span class='hs-varid'>b2</span>
<a name="line-601"></a>         <span class='hs-keyglyph'>-&gt;</span> <span class='hs-conid'>Iteratee</span> <span class='hs-conid'>T</span><span class='hs-varop'>.</span><span class='hs-conid'>Text</span> <span class='hs-varid'>m</span> <span class='hs-varid'>b3</span>
<a name="line-602"></a>         <span class='hs-keyglyph'>-&gt;</span> <span class='hs-conid'>Iteratee</span> <span class='hs-conid'>T</span><span class='hs-varop'>.</span><span class='hs-conid'>Text</span> <span class='hs-varid'>m</span> <span class='hs-varid'>b4</span>
<a name="line-603"></a>         <span class='hs-keyglyph'>-&gt;</span> <span class='hs-conid'>Iteratee</span> <span class='hs-conid'>T</span><span class='hs-varop'>.</span><span class='hs-conid'>Text</span> <span class='hs-varid'>m</span> <span class='hs-varid'>b5</span>
<a name="line-604"></a>         <span class='hs-keyglyph'>-&gt;</span> <span class='hs-conid'>Iteratee</span> <span class='hs-conid'>T</span><span class='hs-varop'>.</span><span class='hs-conid'>Text</span> <span class='hs-varid'>m</span> <span class='hs-varid'>b6</span>
<a name="line-605"></a>         <span class='hs-keyglyph'>-&gt;</span> <span class='hs-conid'>Iteratee</span> <span class='hs-conid'>T</span><span class='hs-varop'>.</span><span class='hs-conid'>Text</span> <span class='hs-varid'>m</span> <span class='hs-varid'>c</span>
<a name="line-606"></a><span class='hs-definition'>zipWith6</span> <span class='hs-varid'>f</span> <span class='hs-varid'>i1</span> <span class='hs-varid'>i2</span> <span class='hs-varid'>i3</span> <span class='hs-varid'>i4</span> <span class='hs-varid'>i5</span> <span class='hs-varid'>i6</span> <span class='hs-keyglyph'>=</span> <span class='hs-keyword'>do</span>
<a name="line-607"></a>	<span class='hs-layout'>(</span><span class='hs-varid'>b1</span><span class='hs-layout'>,</span> <span class='hs-varid'>b2</span><span class='hs-layout'>,</span> <span class='hs-varid'>b3</span><span class='hs-layout'>,</span> <span class='hs-varid'>b4</span><span class='hs-layout'>,</span> <span class='hs-varid'>b5</span><span class='hs-layout'>,</span> <span class='hs-varid'>b6</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>&lt;-</span> <span class='hs-varid'>zip6</span> <span class='hs-varid'>i1</span> <span class='hs-varid'>i2</span> <span class='hs-varid'>i3</span> <span class='hs-varid'>i4</span> <span class='hs-varid'>i5</span> <span class='hs-varid'>i6</span>
<a name="line-608"></a>	<span class='hs-varid'>return</span> <span class='hs-layout'>(</span><span class='hs-varid'>f</span> <span class='hs-varid'>b1</span> <span class='hs-varid'>b2</span> <span class='hs-varid'>b3</span> <span class='hs-varid'>b4</span> <span class='hs-varid'>b5</span> <span class='hs-varid'>b6</span><span class='hs-layout'>)</span>
<a name="line-609"></a><span class='hs-comment'>{-# INLINE zipWith6 #-}</span>
<a name="line-610"></a>
<a name="line-611"></a><a name="zipWith7"></a><span class='hs-comment'>-- | Pass input from a stream through two iteratees at once. Excess input is</span>
<a name="line-612"></a><span class='hs-comment'>-- yielded if it was not consumed by either iteratee. Output from the</span>
<a name="line-613"></a><span class='hs-comment'>-- iteratees is combined with a user-provided function.</span>
<a name="line-614"></a><span class='hs-comment'>--</span>
<a name="line-615"></a><span class='hs-comment'>-- Analogous to 'Data.List.zipWith7'.</span>
<a name="line-616"></a><span class='hs-comment'>--</span>
<a name="line-617"></a><span class='hs-comment'>-- Since: 0.4.14</span>
<a name="line-618"></a><span class='hs-definition'>zipWith7</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Monad</span> <span class='hs-varid'>m</span>
<a name="line-619"></a>         <span class='hs-keyglyph'>=&gt;</span> <span class='hs-layout'>(</span><span class='hs-varid'>b1</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-varid'>b2</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-varid'>b3</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-varid'>b4</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-varid'>b5</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-varid'>b6</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-varid'>b7</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-varid'>c</span><span class='hs-layout'>)</span>
<a name="line-620"></a>         <span class='hs-keyglyph'>-&gt;</span> <span class='hs-conid'>Iteratee</span> <span class='hs-conid'>T</span><span class='hs-varop'>.</span><span class='hs-conid'>Text</span> <span class='hs-varid'>m</span> <span class='hs-varid'>b1</span>
<a name="line-621"></a>         <span class='hs-keyglyph'>-&gt;</span> <span class='hs-conid'>Iteratee</span> <span class='hs-conid'>T</span><span class='hs-varop'>.</span><span class='hs-conid'>Text</span> <span class='hs-varid'>m</span> <span class='hs-varid'>b2</span>
<a name="line-622"></a>         <span class='hs-keyglyph'>-&gt;</span> <span class='hs-conid'>Iteratee</span> <span class='hs-conid'>T</span><span class='hs-varop'>.</span><span class='hs-conid'>Text</span> <span class='hs-varid'>m</span> <span class='hs-varid'>b3</span>
<a name="line-623"></a>         <span class='hs-keyglyph'>-&gt;</span> <span class='hs-conid'>Iteratee</span> <span class='hs-conid'>T</span><span class='hs-varop'>.</span><span class='hs-conid'>Text</span> <span class='hs-varid'>m</span> <span class='hs-varid'>b4</span>
<a name="line-624"></a>         <span class='hs-keyglyph'>-&gt;</span> <span class='hs-conid'>Iteratee</span> <span class='hs-conid'>T</span><span class='hs-varop'>.</span><span class='hs-conid'>Text</span> <span class='hs-varid'>m</span> <span class='hs-varid'>b5</span>
<a name="line-625"></a>         <span class='hs-keyglyph'>-&gt;</span> <span class='hs-conid'>Iteratee</span> <span class='hs-conid'>T</span><span class='hs-varop'>.</span><span class='hs-conid'>Text</span> <span class='hs-varid'>m</span> <span class='hs-varid'>b6</span>
<a name="line-626"></a>         <span class='hs-keyglyph'>-&gt;</span> <span class='hs-conid'>Iteratee</span> <span class='hs-conid'>T</span><span class='hs-varop'>.</span><span class='hs-conid'>Text</span> <span class='hs-varid'>m</span> <span class='hs-varid'>b7</span>
<a name="line-627"></a>         <span class='hs-keyglyph'>-&gt;</span> <span class='hs-conid'>Iteratee</span> <span class='hs-conid'>T</span><span class='hs-varop'>.</span><span class='hs-conid'>Text</span> <span class='hs-varid'>m</span> <span class='hs-varid'>c</span>
<a name="line-628"></a><span class='hs-definition'>zipWith7</span> <span class='hs-varid'>f</span> <span class='hs-varid'>i1</span> <span class='hs-varid'>i2</span> <span class='hs-varid'>i3</span> <span class='hs-varid'>i4</span> <span class='hs-varid'>i5</span> <span class='hs-varid'>i6</span> <span class='hs-varid'>i7</span> <span class='hs-keyglyph'>=</span> <span class='hs-keyword'>do</span>
<a name="line-629"></a>	<span class='hs-layout'>(</span><span class='hs-varid'>b1</span><span class='hs-layout'>,</span> <span class='hs-varid'>b2</span><span class='hs-layout'>,</span> <span class='hs-varid'>b3</span><span class='hs-layout'>,</span> <span class='hs-varid'>b4</span><span class='hs-layout'>,</span> <span class='hs-varid'>b5</span><span class='hs-layout'>,</span> <span class='hs-varid'>b6</span><span class='hs-layout'>,</span> <span class='hs-varid'>b7</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>&lt;-</span> <span class='hs-varid'>zip7</span> <span class='hs-varid'>i1</span> <span class='hs-varid'>i2</span> <span class='hs-varid'>i3</span> <span class='hs-varid'>i4</span> <span class='hs-varid'>i5</span> <span class='hs-varid'>i6</span> <span class='hs-varid'>i7</span>
<a name="line-630"></a>	<span class='hs-varid'>return</span> <span class='hs-layout'>(</span><span class='hs-varid'>f</span> <span class='hs-varid'>b1</span> <span class='hs-varid'>b2</span> <span class='hs-varid'>b3</span> <span class='hs-varid'>b4</span> <span class='hs-varid'>b5</span> <span class='hs-varid'>b6</span> <span class='hs-varid'>b7</span><span class='hs-layout'>)</span>
<a name="line-631"></a><span class='hs-comment'>{-# INLINE zipWith7 #-}</span>
<a name="line-632"></a>
<a name="line-633"></a><a name="head"></a><span class='hs-comment'>-- | Get the next character from the stream, or 'Nothing' if the stream has</span>
<a name="line-634"></a><span class='hs-comment'>-- ended.</span>
<a name="line-635"></a><span class='hs-comment'>--</span>
<a name="line-636"></a><span class='hs-comment'>-- Since: 0.4.5</span>
<a name="line-637"></a><span class='hs-definition'>head</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Monad</span> <span class='hs-varid'>m</span> <span class='hs-keyglyph'>=&gt;</span> <span class='hs-conid'>Iteratee</span> <span class='hs-conid'>T</span><span class='hs-varop'>.</span><span class='hs-conid'>Text</span> <span class='hs-varid'>m</span> <span class='hs-layout'>(</span><span class='hs-conid'>Maybe</span> <span class='hs-conid'>Char</span><span class='hs-layout'>)</span>
<a name="line-638"></a><span class='hs-definition'>head</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>continue</span> <span class='hs-varid'>loop</span> <span class='hs-keyword'>where</span>
<a name="line-639"></a>	<span class='hs-varid'>loop</span> <span class='hs-layout'>(</span><span class='hs-conid'>Chunks</span> <span class='hs-varid'>xs</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=</span> <span class='hs-keyword'>case</span> <span class='hs-conid'>TL</span><span class='hs-varop'>.</span><span class='hs-varid'>uncons</span> <span class='hs-layout'>(</span><span class='hs-conid'>TL</span><span class='hs-varop'>.</span><span class='hs-varid'>fromChunks</span> <span class='hs-varid'>xs</span><span class='hs-layout'>)</span> <span class='hs-keyword'>of</span>
<a name="line-640"></a>		<span class='hs-conid'>Just</span> <span class='hs-layout'>(</span><span class='hs-varid'>char</span><span class='hs-layout'>,</span> <span class='hs-varid'>extra</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-varid'>yield</span> <span class='hs-layout'>(</span><span class='hs-conid'>Just</span> <span class='hs-varid'>char</span><span class='hs-layout'>)</span> <span class='hs-layout'>(</span><span class='hs-varid'>toChunks</span> <span class='hs-varid'>extra</span><span class='hs-layout'>)</span>
<a name="line-641"></a>		<span class='hs-conid'>Nothing</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-varid'>head</span>
<a name="line-642"></a>	<span class='hs-varid'>loop</span> <span class='hs-conid'>EOF</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>yield</span> <span class='hs-conid'>Nothing</span> <span class='hs-conid'>EOF</span>
<a name="line-643"></a>
<a name="line-644"></a><a name="head_"></a><span class='hs-comment'>-- | Get the next element from the stream, or raise an error if the stream</span>
<a name="line-645"></a><span class='hs-comment'>-- has ended.</span>
<a name="line-646"></a><span class='hs-comment'>--</span>
<a name="line-647"></a><span class='hs-comment'>-- Since: 0.4.14</span>
<a name="line-648"></a><span class='hs-definition'>head_</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Monad</span> <span class='hs-varid'>m</span> <span class='hs-keyglyph'>=&gt;</span> <span class='hs-conid'>Iteratee</span> <span class='hs-conid'>T</span><span class='hs-varop'>.</span><span class='hs-conid'>Text</span> <span class='hs-varid'>m</span> <span class='hs-conid'>Char</span>
<a name="line-649"></a><span class='hs-definition'>head_</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>head</span> <span class='hs-varop'>&gt;&gt;=</span> <span class='hs-keyglyph'>\</span><span class='hs-varid'>x</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-keyword'>case</span> <span class='hs-varid'>x</span> <span class='hs-keyword'>of</span>
<a name="line-650"></a>	<span class='hs-conid'>Just</span> <span class='hs-varid'>x'</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-varid'>return</span> <span class='hs-varid'>x'</span>
<a name="line-651"></a>	<span class='hs-conid'>Nothing</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-varid'>throwError</span> <span class='hs-layout'>(</span><span class='hs-conid'>Exc</span><span class='hs-varop'>.</span><span class='hs-conid'>ErrorCall</span> <span class='hs-str'>"head_: stream has ended"</span><span class='hs-layout'>)</span>
<a name="line-652"></a>
<a name="line-653"></a><a name="drop"></a><span class='hs-comment'>-- | @'drop' n@ ignores /n/ characters of input from the stream.</span>
<a name="line-654"></a><span class='hs-comment'>--</span>
<a name="line-655"></a><span class='hs-comment'>-- Since: 0.4.5</span>
<a name="line-656"></a><span class='hs-definition'>drop</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Monad</span> <span class='hs-varid'>m</span> <span class='hs-keyglyph'>=&gt;</span> <span class='hs-conid'>Integer</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-conid'>Iteratee</span> <span class='hs-conid'>T</span><span class='hs-varop'>.</span><span class='hs-conid'>Text</span> <span class='hs-varid'>m</span> <span class='hs-conid'>()</span>
<a name="line-657"></a><span class='hs-definition'>drop</span> <span class='hs-varid'>n</span> <span class='hs-keyglyph'>|</span> <span class='hs-varid'>n</span> <span class='hs-varop'>&lt;=</span> <span class='hs-num'>0</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>return</span> <span class='hs-conid'>()</span>
<a name="line-658"></a><span class='hs-definition'>drop</span> <span class='hs-varid'>n</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>continue</span> <span class='hs-layout'>(</span><span class='hs-varid'>loop</span> <span class='hs-varid'>n</span><span class='hs-layout'>)</span> <span class='hs-keyword'>where</span>
<a name="line-659"></a>	<span class='hs-varid'>loop</span> <span class='hs-varid'>n'</span> <span class='hs-layout'>(</span><span class='hs-conid'>Chunks</span> <span class='hs-varid'>xs</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>iter</span> <span class='hs-keyword'>where</span>
<a name="line-660"></a>		<span class='hs-varid'>lazy</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>TL</span><span class='hs-varop'>.</span><span class='hs-varid'>fromChunks</span> <span class='hs-varid'>xs</span>
<a name="line-661"></a>		<span class='hs-varid'>len</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>toInteger</span> <span class='hs-layout'>(</span><span class='hs-conid'>TL</span><span class='hs-varop'>.</span><span class='hs-varid'>length</span> <span class='hs-varid'>lazy</span><span class='hs-layout'>)</span>
<a name="line-662"></a>		<span class='hs-varid'>iter</span> <span class='hs-keyglyph'>=</span> <span class='hs-keyword'>if</span> <span class='hs-varid'>len</span> <span class='hs-varop'>&lt;</span> <span class='hs-varid'>n'</span>
<a name="line-663"></a>			<span class='hs-keyword'>then</span> <span class='hs-varid'>drop</span> <span class='hs-layout'>(</span><span class='hs-varid'>n'</span> <span class='hs-comment'>-</span> <span class='hs-varid'>len</span><span class='hs-layout'>)</span>
<a name="line-664"></a>			<span class='hs-keyword'>else</span> <span class='hs-varid'>yield</span> <span class='hs-conid'>()</span> <span class='hs-layout'>(</span><span class='hs-varid'>toChunks</span> <span class='hs-layout'>(</span><span class='hs-conid'>TL</span><span class='hs-varop'>.</span><span class='hs-varid'>drop</span> <span class='hs-layout'>(</span><span class='hs-varid'>fromInteger</span> <span class='hs-varid'>n'</span><span class='hs-layout'>)</span> <span class='hs-varid'>lazy</span><span class='hs-layout'>)</span><span class='hs-layout'>)</span>
<a name="line-665"></a>	<span class='hs-varid'>loop</span> <span class='hs-keyword'>_</span> <span class='hs-conid'>EOF</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>yield</span> <span class='hs-conid'>()</span> <span class='hs-conid'>EOF</span>
<a name="line-666"></a>
<a name="line-667"></a><a name="dropWhile"></a><span class='hs-comment'>-- | @'Data.Enumerator.Text.dropWhile' p@ ignores input from the stream</span>
<a name="line-668"></a><span class='hs-comment'>-- until the first character which does not match the predicate.</span>
<a name="line-669"></a><span class='hs-comment'>--</span>
<a name="line-670"></a><span class='hs-comment'>-- Since: 0.4.5</span>
<a name="line-671"></a><span class='hs-definition'>dropWhile</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Monad</span> <span class='hs-varid'>m</span> <span class='hs-keyglyph'>=&gt;</span> <span class='hs-layout'>(</span><span class='hs-conid'>Char</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-conid'>Bool</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-conid'>Iteratee</span> <span class='hs-conid'>T</span><span class='hs-varop'>.</span><span class='hs-conid'>Text</span> <span class='hs-varid'>m</span> <span class='hs-conid'>()</span>
<a name="line-672"></a><span class='hs-definition'>dropWhile</span> <span class='hs-varid'>p</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>continue</span> <span class='hs-varid'>loop</span> <span class='hs-keyword'>where</span>
<a name="line-673"></a>	<span class='hs-varid'>loop</span> <span class='hs-layout'>(</span><span class='hs-conid'>Chunks</span> <span class='hs-varid'>xs</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>iter</span> <span class='hs-keyword'>where</span>
<a name="line-674"></a>		<span class='hs-varid'>lazy</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>TL</span><span class='hs-varop'>.</span><span class='hs-varid'>dropWhile</span> <span class='hs-varid'>p</span> <span class='hs-layout'>(</span><span class='hs-conid'>TL</span><span class='hs-varop'>.</span><span class='hs-varid'>fromChunks</span> <span class='hs-varid'>xs</span><span class='hs-layout'>)</span>
<a name="line-675"></a>		<span class='hs-varid'>iter</span> <span class='hs-keyglyph'>=</span> <span class='hs-keyword'>if</span> <span class='hs-conid'>TL</span><span class='hs-varop'>.</span><span class='hs-varid'>null</span> <span class='hs-varid'>lazy</span>
<a name="line-676"></a>			<span class='hs-keyword'>then</span> <span class='hs-varid'>continue</span> <span class='hs-varid'>loop</span>
<a name="line-677"></a>			<span class='hs-keyword'>else</span> <span class='hs-varid'>yield</span> <span class='hs-conid'>()</span> <span class='hs-layout'>(</span><span class='hs-varid'>toChunks</span> <span class='hs-varid'>lazy</span><span class='hs-layout'>)</span>
<a name="line-678"></a>	<span class='hs-varid'>loop</span> <span class='hs-conid'>EOF</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>yield</span> <span class='hs-conid'>()</span> <span class='hs-conid'>EOF</span>
<a name="line-679"></a>
<a name="line-680"></a><a name="require"></a><span class='hs-comment'>-- | @'require' n@ buffers input until at least /n/ characters are available,</span>
<a name="line-681"></a><span class='hs-comment'>-- or throws an error if the stream ends early.</span>
<a name="line-682"></a><span class='hs-comment'>--</span>
<a name="line-683"></a><span class='hs-comment'>-- Since: 0.4.5</span>
<a name="line-684"></a><span class='hs-definition'>require</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Monad</span> <span class='hs-varid'>m</span> <span class='hs-keyglyph'>=&gt;</span> <span class='hs-conid'>Integer</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-conid'>Iteratee</span> <span class='hs-conid'>T</span><span class='hs-varop'>.</span><span class='hs-conid'>Text</span> <span class='hs-varid'>m</span> <span class='hs-conid'>()</span>
<a name="line-685"></a><span class='hs-definition'>require</span> <span class='hs-varid'>n</span> <span class='hs-keyglyph'>|</span> <span class='hs-varid'>n</span> <span class='hs-varop'>&lt;=</span> <span class='hs-num'>0</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>return</span> <span class='hs-conid'>()</span>
<a name="line-686"></a><span class='hs-definition'>require</span> <span class='hs-varid'>n</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>continue</span> <span class='hs-layout'>(</span><span class='hs-varid'>loop</span> <span class='hs-varid'>id</span> <span class='hs-varid'>n</span><span class='hs-layout'>)</span> <span class='hs-keyword'>where</span>
<a name="line-687"></a>	<span class='hs-varid'>loop</span> <span class='hs-varid'>acc</span> <span class='hs-varid'>n'</span> <span class='hs-layout'>(</span><span class='hs-conid'>Chunks</span> <span class='hs-varid'>xs</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>iter</span> <span class='hs-keyword'>where</span>
<a name="line-688"></a>		<span class='hs-varid'>lazy</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>TL</span><span class='hs-varop'>.</span><span class='hs-varid'>fromChunks</span> <span class='hs-varid'>xs</span>
<a name="line-689"></a>		<span class='hs-varid'>len</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>toInteger</span> <span class='hs-layout'>(</span><span class='hs-conid'>TL</span><span class='hs-varop'>.</span><span class='hs-varid'>length</span> <span class='hs-varid'>lazy</span><span class='hs-layout'>)</span>
<a name="line-690"></a>		<span class='hs-varid'>iter</span> <span class='hs-keyglyph'>=</span> <span class='hs-keyword'>if</span> <span class='hs-varid'>len</span> <span class='hs-varop'>&lt;</span> <span class='hs-varid'>n'</span>
<a name="line-691"></a>			<span class='hs-keyword'>then</span> <span class='hs-varid'>continue</span> <span class='hs-layout'>(</span><span class='hs-varid'>loop</span> <span class='hs-layout'>(</span><span class='hs-varid'>acc</span> <span class='hs-varop'>.</span> <span class='hs-conid'>TL</span><span class='hs-varop'>.</span><span class='hs-varid'>append</span> <span class='hs-varid'>lazy</span><span class='hs-layout'>)</span> <span class='hs-layout'>(</span><span class='hs-varid'>n'</span> <span class='hs-comment'>-</span> <span class='hs-varid'>len</span><span class='hs-layout'>)</span><span class='hs-layout'>)</span>
<a name="line-692"></a>			<span class='hs-keyword'>else</span> <span class='hs-varid'>yield</span> <span class='hs-conid'>()</span> <span class='hs-layout'>(</span><span class='hs-varid'>toChunks</span> <span class='hs-layout'>(</span><span class='hs-varid'>acc</span> <span class='hs-varid'>lazy</span><span class='hs-layout'>)</span><span class='hs-layout'>)</span>
<a name="line-693"></a>	<span class='hs-varid'>loop</span> <span class='hs-keyword'>_</span> <span class='hs-keyword'>_</span> <span class='hs-conid'>EOF</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>throwError</span> <span class='hs-layout'>(</span><span class='hs-conid'>Exc</span><span class='hs-varop'>.</span><span class='hs-conid'>ErrorCall</span> <span class='hs-str'>"require: Unexpected EOF"</span><span class='hs-layout'>)</span>
<a name="line-694"></a>
<a name="line-695"></a><a name="isolate"></a><span class='hs-comment'>-- | @'isolate' n@ reads at most /n/ characters from the stream, and passes</span>
<a name="line-696"></a><span class='hs-comment'>-- them to its iteratee. If the iteratee finishes early, characters continue</span>
<a name="line-697"></a><span class='hs-comment'>-- to be consumed from the outer stream until /n/ have been consumed.</span>
<a name="line-698"></a><span class='hs-comment'>--</span>
<a name="line-699"></a><span class='hs-comment'>-- Since: 0.4.5</span>
<a name="line-700"></a><span class='hs-definition'>isolate</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Monad</span> <span class='hs-varid'>m</span> <span class='hs-keyglyph'>=&gt;</span> <span class='hs-conid'>Integer</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-conid'>Enumeratee</span> <span class='hs-conid'>T</span><span class='hs-varop'>.</span><span class='hs-conid'>Text</span> <span class='hs-conid'>T</span><span class='hs-varop'>.</span><span class='hs-conid'>Text</span> <span class='hs-varid'>m</span> <span class='hs-varid'>b</span>
<a name="line-701"></a><span class='hs-definition'>isolate</span> <span class='hs-varid'>n</span> <span class='hs-varid'>step</span> <span class='hs-keyglyph'>|</span> <span class='hs-varid'>n</span> <span class='hs-varop'>&lt;=</span> <span class='hs-num'>0</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>return</span> <span class='hs-varid'>step</span>
<a name="line-702"></a><span class='hs-definition'>isolate</span> <span class='hs-varid'>n</span> <span class='hs-layout'>(</span><span class='hs-conid'>Continue</span> <span class='hs-varid'>k</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>continue</span> <span class='hs-varid'>loop</span> <span class='hs-keyword'>where</span>
<a name="line-703"></a>	<span class='hs-varid'>loop</span> <span class='hs-layout'>(</span><span class='hs-conid'>Chunks</span> <span class='hs-conid'>[]</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>continue</span> <span class='hs-varid'>loop</span>
<a name="line-704"></a>	<span class='hs-varid'>loop</span> <span class='hs-layout'>(</span><span class='hs-conid'>Chunks</span> <span class='hs-varid'>xs</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>iter</span> <span class='hs-keyword'>where</span>
<a name="line-705"></a>		<span class='hs-varid'>lazy</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>TL</span><span class='hs-varop'>.</span><span class='hs-varid'>fromChunks</span> <span class='hs-varid'>xs</span>
<a name="line-706"></a>		<span class='hs-varid'>len</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>toInteger</span> <span class='hs-layout'>(</span><span class='hs-conid'>TL</span><span class='hs-varop'>.</span><span class='hs-varid'>length</span> <span class='hs-varid'>lazy</span><span class='hs-layout'>)</span>
<a name="line-707"></a>		
<a name="line-708"></a>		<span class='hs-varid'>iter</span> <span class='hs-keyglyph'>=</span> <span class='hs-keyword'>if</span> <span class='hs-varid'>len</span> <span class='hs-varop'>&lt;=</span> <span class='hs-varid'>n</span>
<a name="line-709"></a>			<span class='hs-keyword'>then</span> <span class='hs-varid'>k</span> <span class='hs-layout'>(</span><span class='hs-conid'>Chunks</span> <span class='hs-varid'>xs</span><span class='hs-layout'>)</span> <span class='hs-varop'>&gt;&gt;==</span> <span class='hs-varid'>isolate</span> <span class='hs-layout'>(</span><span class='hs-varid'>n</span> <span class='hs-comment'>-</span> <span class='hs-varid'>len</span><span class='hs-layout'>)</span>
<a name="line-710"></a>			<span class='hs-keyword'>else</span> <span class='hs-keyword'>let</span>
<a name="line-711"></a>				<span class='hs-layout'>(</span><span class='hs-varid'>s1</span><span class='hs-layout'>,</span> <span class='hs-varid'>s2</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>TL</span><span class='hs-varop'>.</span><span class='hs-varid'>splitAt</span> <span class='hs-layout'>(</span><span class='hs-varid'>fromInteger</span> <span class='hs-varid'>n</span><span class='hs-layout'>)</span> <span class='hs-varid'>lazy</span>
<a name="line-712"></a>				<span class='hs-keyword'>in</span> <span class='hs-varid'>k</span> <span class='hs-layout'>(</span><span class='hs-varid'>toChunks</span> <span class='hs-varid'>s1</span><span class='hs-layout'>)</span> <span class='hs-varop'>&gt;&gt;==</span> <span class='hs-layout'>(</span><span class='hs-varop'>`yield`</span> <span class='hs-varid'>toChunks</span> <span class='hs-varid'>s2</span><span class='hs-layout'>)</span>
<a name="line-713"></a>	<span class='hs-varid'>loop</span> <span class='hs-conid'>EOF</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>k</span> <span class='hs-conid'>EOF</span> <span class='hs-varop'>&gt;&gt;==</span> <span class='hs-layout'>(</span><span class='hs-varop'>`yield`</span> <span class='hs-conid'>EOF</span><span class='hs-layout'>)</span>
<a name="line-714"></a><span class='hs-definition'>isolate</span> <span class='hs-varid'>n</span> <span class='hs-varid'>step</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>drop</span> <span class='hs-varid'>n</span> <span class='hs-varop'>&gt;&gt;</span> <span class='hs-varid'>return</span> <span class='hs-varid'>step</span>
<a name="line-715"></a>
<a name="line-716"></a><a name="isolateWhile"></a><span class='hs-comment'>-- | @'isolateWhile' p@ reads characters from the stream until /p/ is false, and</span>
<a name="line-717"></a><span class='hs-comment'>-- passes them to its iteratee. If the iteratee finishes early, characters</span>
<a name="line-718"></a><span class='hs-comment'>-- continue to be consumed from the outer stream until /p/ is false.</span>
<a name="line-719"></a><span class='hs-comment'>--</span>
<a name="line-720"></a><span class='hs-comment'>-- Since: 0.4.16</span>
<a name="line-721"></a><span class='hs-definition'>isolateWhile</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Monad</span> <span class='hs-varid'>m</span> <span class='hs-keyglyph'>=&gt;</span> <span class='hs-layout'>(</span><span class='hs-conid'>Char</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-conid'>Bool</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-conid'>Enumeratee</span> <span class='hs-conid'>T</span><span class='hs-varop'>.</span><span class='hs-conid'>Text</span> <span class='hs-conid'>T</span><span class='hs-varop'>.</span><span class='hs-conid'>Text</span> <span class='hs-varid'>m</span> <span class='hs-varid'>b</span>
<a name="line-722"></a><span class='hs-definition'>isolateWhile</span> <span class='hs-varid'>p</span> <span class='hs-layout'>(</span><span class='hs-conid'>Continue</span> <span class='hs-varid'>k</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>continue</span> <span class='hs-varid'>loop</span> <span class='hs-keyword'>where</span>
<a name="line-723"></a>	<span class='hs-varid'>loop</span> <span class='hs-layout'>(</span><span class='hs-conid'>Chunks</span> <span class='hs-conid'>[]</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>continue</span> <span class='hs-varid'>loop</span>
<a name="line-724"></a>	<span class='hs-varid'>loop</span> <span class='hs-layout'>(</span><span class='hs-conid'>Chunks</span> <span class='hs-varid'>xs</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>iter</span> <span class='hs-keyword'>where</span>
<a name="line-725"></a>		<span class='hs-varid'>lazy</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>TL</span><span class='hs-varop'>.</span><span class='hs-varid'>fromChunks</span> <span class='hs-varid'>xs</span>
<a name="line-726"></a>		<span class='hs-layout'>(</span><span class='hs-varid'>s1</span><span class='hs-layout'>,</span> <span class='hs-varid'>s2</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>tlSpanBy</span> <span class='hs-varid'>p</span> <span class='hs-varid'>lazy</span>
<a name="line-727"></a>		<span class='hs-varid'>iter</span> <span class='hs-keyglyph'>=</span> <span class='hs-keyword'>if</span> <span class='hs-conid'>TL</span><span class='hs-varop'>.</span><span class='hs-varid'>null</span> <span class='hs-varid'>s2</span>
<a name="line-728"></a>			<span class='hs-keyword'>then</span> <span class='hs-varid'>k</span> <span class='hs-layout'>(</span><span class='hs-conid'>Chunks</span> <span class='hs-varid'>xs</span><span class='hs-layout'>)</span> <span class='hs-varop'>&gt;&gt;==</span> <span class='hs-varid'>isolateWhile</span> <span class='hs-varid'>p</span>
<a name="line-729"></a>			<span class='hs-keyword'>else</span> <span class='hs-varid'>k</span> <span class='hs-layout'>(</span><span class='hs-varid'>toChunks</span> <span class='hs-varid'>s1</span><span class='hs-layout'>)</span> <span class='hs-varop'>&gt;&gt;==</span> <span class='hs-layout'>(</span><span class='hs-varop'>`yield`</span> <span class='hs-varid'>toChunks</span> <span class='hs-varid'>s2</span><span class='hs-layout'>)</span>
<a name="line-730"></a>	<span class='hs-varid'>loop</span> <span class='hs-conid'>EOF</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>k</span> <span class='hs-conid'>EOF</span> <span class='hs-varop'>&gt;&gt;==</span> <span class='hs-layout'>(</span><span class='hs-varop'>`yield`</span> <span class='hs-conid'>EOF</span><span class='hs-layout'>)</span>
<a name="line-731"></a><span class='hs-definition'>isolateWhile</span> <span class='hs-varid'>p</span> <span class='hs-varid'>step</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>Data</span><span class='hs-varop'>.</span><span class='hs-conid'>Enumerator</span><span class='hs-varop'>.</span><span class='hs-conid'>Text</span><span class='hs-varop'>.</span><span class='hs-varid'>dropWhile</span> <span class='hs-varid'>p</span> <span class='hs-varop'>&gt;&gt;</span> <span class='hs-varid'>return</span> <span class='hs-varid'>step</span>
<a name="line-732"></a>
<a name="line-733"></a><a name="splitWhen"></a><span class='hs-comment'>-- | Split on characters satisfying a given predicate.</span>
<a name="line-734"></a><span class='hs-comment'>--</span>
<a name="line-735"></a><span class='hs-comment'>-- Since: 0.4.8</span>
<a name="line-736"></a><span class='hs-definition'>splitWhen</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Monad</span> <span class='hs-varid'>m</span> <span class='hs-keyglyph'>=&gt;</span> <span class='hs-layout'>(</span><span class='hs-conid'>Char</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-conid'>Bool</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-conid'>Enumeratee</span> <span class='hs-conid'>T</span><span class='hs-varop'>.</span><span class='hs-conid'>Text</span> <span class='hs-conid'>T</span><span class='hs-varop'>.</span><span class='hs-conid'>Text</span> <span class='hs-varid'>m</span> <span class='hs-varid'>b</span>
<a name="line-737"></a><span class='hs-definition'>splitWhen</span> <span class='hs-varid'>p</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>loop</span> <span class='hs-keyword'>where</span>
<a name="line-738"></a>	<span class='hs-varid'>loop</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>checkDone</span> <span class='hs-varid'>step</span>
<a name="line-739"></a>	<span class='hs-varid'>step</span> <span class='hs-varid'>k</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>isEOF</span> <span class='hs-varop'>&gt;&gt;=</span> <span class='hs-keyglyph'>\</span><span class='hs-varid'>eof</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-keyword'>if</span> <span class='hs-varid'>eof</span>
<a name="line-740"></a>		<span class='hs-keyword'>then</span> <span class='hs-varid'>yield</span> <span class='hs-layout'>(</span><span class='hs-conid'>Continue</span> <span class='hs-varid'>k</span><span class='hs-layout'>)</span> <span class='hs-conid'>EOF</span>
<a name="line-741"></a>		<span class='hs-keyword'>else</span> <span class='hs-keyword'>do</span>
<a name="line-742"></a>			<span class='hs-varid'>lazy</span> <span class='hs-keyglyph'>&lt;-</span> <span class='hs-varid'>takeWhile</span> <span class='hs-layout'>(</span><span class='hs-varid'>not</span> <span class='hs-varop'>.</span> <span class='hs-varid'>p</span><span class='hs-layout'>)</span>
<a name="line-743"></a>			<span class='hs-keyword'>let</span> <span class='hs-varid'>text</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>textToStrict</span> <span class='hs-varid'>lazy</span>
<a name="line-744"></a>			<span class='hs-varid'>eof</span> <span class='hs-keyglyph'>&lt;-</span> <span class='hs-varid'>isEOF</span>
<a name="line-745"></a>			<span class='hs-varid'>drop</span> <span class='hs-num'>1</span>
<a name="line-746"></a>			<span class='hs-keyword'>if</span> <span class='hs-conid'>TL</span><span class='hs-varop'>.</span><span class='hs-varid'>null</span> <span class='hs-varid'>lazy</span> <span class='hs-varop'>&amp;&amp;</span> <span class='hs-varid'>eof</span>
<a name="line-747"></a>				<span class='hs-keyword'>then</span> <span class='hs-varid'>yield</span> <span class='hs-layout'>(</span><span class='hs-conid'>Continue</span> <span class='hs-varid'>k</span><span class='hs-layout'>)</span> <span class='hs-conid'>EOF</span>
<a name="line-748"></a>				<span class='hs-keyword'>else</span> <span class='hs-varid'>k</span> <span class='hs-layout'>(</span><span class='hs-conid'>Chunks</span> <span class='hs-keyglyph'>[</span><span class='hs-varid'>text</span><span class='hs-keyglyph'>]</span><span class='hs-layout'>)</span> <span class='hs-varop'>&gt;&gt;==</span> <span class='hs-varid'>loop</span>
<a name="line-749"></a>
<a name="line-750"></a><a name="lines"></a><span class='hs-comment'>-- | @'lines' = 'splitWhen' (== '\n')@</span>
<a name="line-751"></a><span class='hs-comment'>--</span>
<a name="line-752"></a><span class='hs-comment'>-- Since: 0.4.8</span>
<a name="line-753"></a><span class='hs-definition'>lines</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Monad</span> <span class='hs-varid'>m</span> <span class='hs-keyglyph'>=&gt;</span> <span class='hs-conid'>Enumeratee</span> <span class='hs-conid'>T</span><span class='hs-varop'>.</span><span class='hs-conid'>Text</span> <span class='hs-conid'>T</span><span class='hs-varop'>.</span><span class='hs-conid'>Text</span> <span class='hs-varid'>m</span> <span class='hs-varid'>b</span>
<a name="line-754"></a><span class='hs-definition'>lines</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>splitWhen</span> <span class='hs-layout'>(</span><span class='hs-varop'>==</span> <span class='hs-chr'>'\n'</span><span class='hs-layout'>)</span>
<a name="line-755"></a>
<a name="line-756"></a><a name="enumHandle"></a><span class='hs-comment'>-- | Read lines of text from a handle, and stream them to an 'Iteratee'.</span>
<a name="line-757"></a><span class='hs-comment'>-- If an exception occurs during file IO, enumeration will stop and 'Error'</span>
<a name="line-758"></a><span class='hs-comment'>-- will be returned. Exceptions from the iteratee are not caught.</span>
<a name="line-759"></a><span class='hs-comment'>--</span>
<a name="line-760"></a><span class='hs-comment'>-- The handle should be opened with an appropriate text encoding, and</span>
<a name="line-761"></a><span class='hs-comment'>-- in 'IO.ReadMode' or 'IO.ReadWriteMode'.</span>
<a name="line-762"></a><span class='hs-comment'>--</span>
<a name="line-763"></a><span class='hs-comment'>-- This function may be significantly slower than using</span>
<a name="line-764"></a><span class='hs-comment'>-- @Data.Enumerator.Binary.enumHandle@, due to the additional overhead of</span>
<a name="line-765"></a><span class='hs-comment'>-- decoding input data to Unicode. Users who can depend on their input files</span>
<a name="line-766"></a><span class='hs-comment'>-- being in a certain encoding (such as UTF8) are encouraged to use binary</span>
<a name="line-767"></a><span class='hs-comment'>-- input and 'decode'.</span>
<a name="line-768"></a><span class='hs-comment'>--</span>
<a name="line-769"></a><span class='hs-comment'>-- Changed in 0.4.18: Lines streamed from 'enumHandle' and 'enumFile' now</span>
<a name="line-770"></a><span class='hs-comment'>-- include their trailing newline.</span>
<a name="line-771"></a><span class='hs-comment'>--</span>
<a name="line-772"></a><span class='hs-comment'>-- Since: 0.2</span>
<a name="line-773"></a><span class='hs-definition'>enumHandle</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>MonadIO</span> <span class='hs-varid'>m</span> <span class='hs-keyglyph'>=&gt;</span> <span class='hs-conid'>IO</span><span class='hs-varop'>.</span><span class='hs-conid'>Handle</span>
<a name="line-774"></a>           <span class='hs-keyglyph'>-&gt;</span> <span class='hs-conid'>Enumerator</span> <span class='hs-conid'>T</span><span class='hs-varop'>.</span><span class='hs-conid'>Text</span> <span class='hs-varid'>m</span> <span class='hs-varid'>b</span>
<a name="line-775"></a><span class='hs-definition'>enumHandle</span> <span class='hs-varid'>h</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>checkContinue0</span> <span class='hs-varop'>$</span> <span class='hs-keyglyph'>\</span><span class='hs-varid'>loop</span> <span class='hs-varid'>k</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-keyword'>do</span>
<a name="line-776"></a>	<span class='hs-varid'>maybeText</span> <span class='hs-keyglyph'>&lt;-</span> <span class='hs-varid'>tryIO</span> <span class='hs-layout'>(</span><span class='hs-varid'>textGetLine</span> <span class='hs-varid'>h</span><span class='hs-layout'>)</span>
<a name="line-777"></a>	<span class='hs-keyword'>case</span> <span class='hs-varid'>maybeText</span> <span class='hs-keyword'>of</span>
<a name="line-778"></a>		<span class='hs-conid'>Nothing</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-varid'>continue</span> <span class='hs-varid'>k</span>
<a name="line-779"></a>		<span class='hs-conid'>Just</span> <span class='hs-varid'>text</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-varid'>k</span> <span class='hs-layout'>(</span><span class='hs-conid'>Chunks</span> <span class='hs-keyglyph'>[</span><span class='hs-varid'>text</span><span class='hs-keyglyph'>]</span><span class='hs-layout'>)</span> <span class='hs-varop'>&gt;&gt;==</span> <span class='hs-varid'>loop</span>
<a name="line-780"></a>
<a name="line-781"></a><a name="textGetLine"></a><span class='hs-definition'>textGetLine</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>IO</span><span class='hs-varop'>.</span><span class='hs-conid'>Handle</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-conid'>IO</span> <span class='hs-layout'>(</span><span class='hs-conid'>Maybe</span> <span class='hs-conid'>T</span><span class='hs-varop'>.</span><span class='hs-conid'>Text</span><span class='hs-layout'>)</span>
<a name="line-782"></a><span class='hs-definition'>textGetLine</span> <span class='hs-varid'>h</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>loop</span> <span class='hs-conid'>[]</span> <span class='hs-keyword'>where</span>
<a name="line-783"></a><span class='hs-cpp'>#if MIN_VERSION_base(4,2,0)</span>
<a name="line-784"></a>	<span class='hs-varid'>pack</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>T</span><span class='hs-varop'>.</span><span class='hs-varid'>pack</span>
<a name="line-785"></a><span class='hs-cpp'>#else</span>
<a name="line-786"></a>	<span class='hs-varid'>pack</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>TE</span><span class='hs-varop'>.</span><span class='hs-varid'>decodeUtf8</span> <span class='hs-varop'>.</span> <span class='hs-conid'>B8</span><span class='hs-varop'>.</span><span class='hs-varid'>pack</span>
<a name="line-787"></a><span class='hs-cpp'>#endif</span>
<a name="line-788"></a>	<span class='hs-varid'>loop</span> <span class='hs-varid'>acc</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>Exc</span><span class='hs-varop'>.</span><span class='hs-varid'>catch</span>
<a name="line-789"></a>		<span class='hs-layout'>(</span><span class='hs-keyword'>do</span>
<a name="line-790"></a>			<span class='hs-varid'>c</span> <span class='hs-keyglyph'>&lt;-</span> <span class='hs-conid'>IO</span><span class='hs-varop'>.</span><span class='hs-varid'>hGetChar</span> <span class='hs-varid'>h</span>
<a name="line-791"></a>			<span class='hs-keyword'>if</span> <span class='hs-varid'>c</span> <span class='hs-varop'>==</span> <span class='hs-chr'>'\n'</span>
<a name="line-792"></a>				<span class='hs-keyword'>then</span> <span class='hs-varid'>return</span> <span class='hs-layout'>(</span><span class='hs-conid'>Just</span> <span class='hs-layout'>(</span><span class='hs-varid'>pack</span> <span class='hs-layout'>(</span><span class='hs-varid'>reverse</span> <span class='hs-layout'>(</span><span class='hs-varid'>c</span><span class='hs-conop'>:</span><span class='hs-varid'>acc</span><span class='hs-layout'>)</span><span class='hs-layout'>)</span><span class='hs-layout'>)</span><span class='hs-layout'>)</span>
<a name="line-793"></a>				<span class='hs-keyword'>else</span> <span class='hs-varid'>loop</span> <span class='hs-layout'>(</span><span class='hs-varid'>c</span><span class='hs-conop'>:</span><span class='hs-varid'>acc</span><span class='hs-layout'>)</span><span class='hs-layout'>)</span>
<a name="line-794"></a>		<span class='hs-layout'>(</span><span class='hs-keyglyph'>\</span><span class='hs-varid'>err</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-keyword'>if</span> <span class='hs-varid'>isEOFError</span> <span class='hs-varid'>err</span>
<a name="line-795"></a>			<span class='hs-keyword'>then</span> <span class='hs-keyword'>case</span> <span class='hs-varid'>acc</span> <span class='hs-keyword'>of</span>
<a name="line-796"></a>				<span class='hs-conid'>[]</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-varid'>return</span> <span class='hs-conid'>Nothing</span>
<a name="line-797"></a>				<span class='hs-keyword'>_</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-varid'>return</span> <span class='hs-layout'>(</span><span class='hs-conid'>Just</span> <span class='hs-layout'>(</span><span class='hs-varid'>pack</span> <span class='hs-layout'>(</span><span class='hs-varid'>reverse</span> <span class='hs-varid'>acc</span><span class='hs-layout'>)</span><span class='hs-layout'>)</span><span class='hs-layout'>)</span>
<a name="line-798"></a>			<span class='hs-keyword'>else</span> <span class='hs-conid'>Exc</span><span class='hs-varop'>.</span><span class='hs-varid'>throwIO</span> <span class='hs-varid'>err</span><span class='hs-layout'>)</span>
<a name="line-799"></a>
<a name="line-800"></a><a name="enumFile"></a><span class='hs-comment'>-- | Read lines of text from a file, and stream them to an 'Iteratee'.</span>
<a name="line-801"></a><span class='hs-comment'>-- If an exception occurs during file IO, enumeration will stop and 'Error'</span>
<a name="line-802"></a><span class='hs-comment'>-- will be returned. Exceptions from the iteratee are not caught.</span>
<a name="line-803"></a><span class='hs-comment'>--</span>
<a name="line-804"></a><span class='hs-comment'>-- The file will be opened in text mode, and will be closed when the</span>
<a name="line-805"></a><span class='hs-comment'>-- 'Iteratee' finishes.</span>
<a name="line-806"></a><span class='hs-comment'>--</span>
<a name="line-807"></a><span class='hs-comment'>-- This function may be significantly slower than using</span>
<a name="line-808"></a><span class='hs-comment'>-- @Data.Enumerator.Binary.enumFile@, due to the additional overhead of</span>
<a name="line-809"></a><span class='hs-comment'>-- decoding input data to Unicode. Users who can depend on their input files</span>
<a name="line-810"></a><span class='hs-comment'>-- being in a certain encoding (such as UTF8) are encouraged to use binary</span>
<a name="line-811"></a><span class='hs-comment'>-- input and 'decode'.</span>
<a name="line-812"></a><span class='hs-comment'>--</span>
<a name="line-813"></a><span class='hs-comment'>-- Changed in 0.4.18: Lines streamed from 'enumHandle' and 'enumFile' now</span>
<a name="line-814"></a><span class='hs-comment'>-- include their trailing newline.</span>
<a name="line-815"></a><span class='hs-comment'>--</span>
<a name="line-816"></a><span class='hs-comment'>-- Since: 0.2</span>
<a name="line-817"></a><span class='hs-definition'>enumFile</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>FilePath</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-conid'>Enumerator</span> <span class='hs-conid'>T</span><span class='hs-varop'>.</span><span class='hs-conid'>Text</span> <span class='hs-conid'>IO</span> <span class='hs-varid'>b</span>
<a name="line-818"></a><span class='hs-definition'>enumFile</span> <span class='hs-varid'>path</span> <span class='hs-varid'>step</span> <span class='hs-keyglyph'>=</span> <span class='hs-keyword'>do</span>
<a name="line-819"></a>	<span class='hs-varid'>h</span> <span class='hs-keyglyph'>&lt;-</span> <span class='hs-varid'>tryIO</span> <span class='hs-layout'>(</span><span class='hs-conid'>IO</span><span class='hs-varop'>.</span><span class='hs-varid'>openFile</span> <span class='hs-varid'>path</span> <span class='hs-conid'>IO</span><span class='hs-varop'>.</span><span class='hs-conid'>ReadMode</span><span class='hs-layout'>)</span>
<a name="line-820"></a>	<span class='hs-conid'>Iteratee</span> <span class='hs-varop'>$</span> <span class='hs-conid'>Exc</span><span class='hs-varop'>.</span><span class='hs-varid'>finally</span>
<a name="line-821"></a>		<span class='hs-layout'>(</span><span class='hs-varid'>runIteratee</span> <span class='hs-layout'>(</span><span class='hs-varid'>enumHandle</span> <span class='hs-varid'>h</span> <span class='hs-varid'>step</span><span class='hs-layout'>)</span><span class='hs-layout'>)</span>
<a name="line-822"></a>		<span class='hs-layout'>(</span><span class='hs-conid'>IO</span><span class='hs-varop'>.</span><span class='hs-varid'>hClose</span> <span class='hs-varid'>h</span><span class='hs-layout'>)</span>
<a name="line-823"></a>
<a name="line-824"></a>
<a name="line-825"></a><a name="iterHandle"></a><span class='hs-comment'>-- | Read text from a stream and write it to a handle. If an exception</span>
<a name="line-826"></a><span class='hs-comment'>-- occurs during file IO, enumeration will stop and 'Error' will be</span>
<a name="line-827"></a><span class='hs-comment'>-- returned.</span>
<a name="line-828"></a><span class='hs-comment'>--</span>
<a name="line-829"></a><span class='hs-comment'>-- The handle should be opened with an appropriate text encoding, and</span>
<a name="line-830"></a><span class='hs-comment'>-- in 'IO.WriteMode' or 'IO.ReadWriteMode'.</span>
<a name="line-831"></a><span class='hs-comment'>--</span>
<a name="line-832"></a><span class='hs-comment'>-- Since: 0.2</span>
<a name="line-833"></a><span class='hs-definition'>iterHandle</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>MonadIO</span> <span class='hs-varid'>m</span> <span class='hs-keyglyph'>=&gt;</span> <span class='hs-conid'>IO</span><span class='hs-varop'>.</span><span class='hs-conid'>Handle</span>
<a name="line-834"></a>           <span class='hs-keyglyph'>-&gt;</span> <span class='hs-conid'>Iteratee</span> <span class='hs-conid'>T</span><span class='hs-varop'>.</span><span class='hs-conid'>Text</span> <span class='hs-varid'>m</span> <span class='hs-conid'>()</span>
<a name="line-835"></a><span class='hs-definition'>iterHandle</span> <span class='hs-varid'>h</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>continue</span> <span class='hs-varid'>step</span> <span class='hs-keyword'>where</span>
<a name="line-836"></a>	<span class='hs-varid'>step</span> <span class='hs-conid'>EOF</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>yield</span> <span class='hs-conid'>()</span> <span class='hs-conid'>EOF</span>
<a name="line-837"></a>	<span class='hs-varid'>step</span> <span class='hs-layout'>(</span><span class='hs-conid'>Chunks</span> <span class='hs-conid'>[]</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>continue</span> <span class='hs-varid'>step</span>
<a name="line-838"></a>	<span class='hs-varid'>step</span> <span class='hs-layout'>(</span><span class='hs-conid'>Chunks</span> <span class='hs-varid'>chunks</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=</span> <span class='hs-keyword'>do</span>
<a name="line-839"></a>		<span class='hs-varid'>tryIO</span> <span class='hs-layout'>(</span><span class='hs-conid'>CM</span><span class='hs-varop'>.</span><span class='hs-varid'>mapM_</span> <span class='hs-layout'>(</span><span class='hs-conid'>TIO</span><span class='hs-varop'>.</span><span class='hs-varid'>hPutStr</span> <span class='hs-varid'>h</span><span class='hs-layout'>)</span> <span class='hs-varid'>chunks</span><span class='hs-layout'>)</span>
<a name="line-840"></a>		<span class='hs-varid'>continue</span> <span class='hs-varid'>step</span>
<a name="line-841"></a>
<a name="line-842"></a>
<a name="line-843"></a><a name="Codec"></a><span class='hs-keyword'>data</span> <span class='hs-conid'>Codec</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>Codec</span>
<a name="line-844"></a>	<span class='hs-layout'>{</span> <span class='hs-varid'>codecName</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>T</span><span class='hs-varop'>.</span><span class='hs-conid'>Text</span>
<a name="line-845"></a>	<span class='hs-layout'>,</span> <span class='hs-varid'>codecEncode</span>
<a name="line-846"></a>		<span class='hs-keyglyph'>::</span> <span class='hs-conid'>T</span><span class='hs-varop'>.</span><span class='hs-conid'>Text</span>
<a name="line-847"></a>		<span class='hs-keyglyph'>-&gt;</span> <span class='hs-layout'>(</span><span class='hs-conid'>B</span><span class='hs-varop'>.</span><span class='hs-conid'>ByteString</span><span class='hs-layout'>,</span> <span class='hs-conid'>Maybe</span> <span class='hs-layout'>(</span><span class='hs-conid'>Exc</span><span class='hs-varop'>.</span><span class='hs-conid'>SomeException</span><span class='hs-layout'>,</span> <span class='hs-conid'>T</span><span class='hs-varop'>.</span><span class='hs-conid'>Text</span><span class='hs-layout'>)</span><span class='hs-layout'>)</span>
<a name="line-848"></a>	<span class='hs-layout'>,</span> <span class='hs-varid'>codecDecode</span>
<a name="line-849"></a>		<span class='hs-keyglyph'>::</span> <span class='hs-conid'>B</span><span class='hs-varop'>.</span><span class='hs-conid'>ByteString</span>
<a name="line-850"></a>		<span class='hs-keyglyph'>-&gt;</span> <span class='hs-layout'>(</span><span class='hs-conid'>T</span><span class='hs-varop'>.</span><span class='hs-conid'>Text</span><span class='hs-layout'>,</span> <span class='hs-conid'>Either</span>
<a name="line-851"></a>			<span class='hs-layout'>(</span><span class='hs-conid'>Exc</span><span class='hs-varop'>.</span><span class='hs-conid'>SomeException</span><span class='hs-layout'>,</span> <span class='hs-conid'>B</span><span class='hs-varop'>.</span><span class='hs-conid'>ByteString</span><span class='hs-layout'>)</span>
<a name="line-852"></a>			<span class='hs-conid'>B</span><span class='hs-varop'>.</span><span class='hs-conid'>ByteString</span><span class='hs-layout'>)</span>
<a name="line-853"></a>	<span class='hs-layout'>}</span>
<a name="line-854"></a>
<a name="line-855"></a><a name="instance%20Show%20Codec"></a><span class='hs-keyword'>instance</span> <span class='hs-conid'>Show</span> <span class='hs-conid'>Codec</span> <span class='hs-keyword'>where</span>
<a name="line-856"></a>	<span class='hs-varid'>showsPrec</span> <span class='hs-varid'>d</span> <span class='hs-varid'>c</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>showParen</span> <span class='hs-layout'>(</span><span class='hs-varid'>d</span> <span class='hs-varop'>&gt;</span> <span class='hs-num'>10</span><span class='hs-layout'>)</span> <span class='hs-varop'>$</span>
<a name="line-857"></a>		<span class='hs-varid'>showString</span> <span class='hs-str'>"Codec "</span> <span class='hs-varop'>.</span> <span class='hs-varid'>shows</span> <span class='hs-layout'>(</span><span class='hs-varid'>codecName</span> <span class='hs-varid'>c</span><span class='hs-layout'>)</span>
<a name="line-858"></a>
<a name="line-859"></a><a name="encode"></a><span class='hs-comment'>-- | Convert text into bytes, using the provided codec. If the codec is</span>
<a name="line-860"></a><span class='hs-comment'>-- not capable of representing an input character, an error will be thrown.</span>
<a name="line-861"></a><span class='hs-comment'>--</span>
<a name="line-862"></a><span class='hs-comment'>-- Since: 0.2</span>
<a name="line-863"></a><span class='hs-definition'>encode</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Monad</span> <span class='hs-varid'>m</span> <span class='hs-keyglyph'>=&gt;</span> <span class='hs-conid'>Codec</span>
<a name="line-864"></a>       <span class='hs-keyglyph'>-&gt;</span> <span class='hs-conid'>Enumeratee</span> <span class='hs-conid'>T</span><span class='hs-varop'>.</span><span class='hs-conid'>Text</span> <span class='hs-conid'>B</span><span class='hs-varop'>.</span><span class='hs-conid'>ByteString</span> <span class='hs-varid'>m</span> <span class='hs-varid'>b</span>
<a name="line-865"></a><span class='hs-definition'>encode</span> <span class='hs-varid'>codec</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>checkDone</span> <span class='hs-layout'>(</span><span class='hs-varid'>continue</span> <span class='hs-varop'>.</span> <span class='hs-varid'>step</span><span class='hs-layout'>)</span> <span class='hs-keyword'>where</span>
<a name="line-866"></a>	<span class='hs-varid'>step</span> <span class='hs-varid'>k</span> <span class='hs-conid'>EOF</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>yield</span> <span class='hs-layout'>(</span><span class='hs-conid'>Continue</span> <span class='hs-varid'>k</span><span class='hs-layout'>)</span> <span class='hs-conid'>EOF</span>
<a name="line-867"></a>	<span class='hs-varid'>step</span> <span class='hs-varid'>k</span> <span class='hs-layout'>(</span><span class='hs-conid'>Chunks</span> <span class='hs-varid'>xs</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>loop</span> <span class='hs-varid'>k</span> <span class='hs-varid'>xs</span>
<a name="line-868"></a>	
<a name="line-869"></a>	<span class='hs-varid'>loop</span> <span class='hs-varid'>k</span> <span class='hs-conid'>[]</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>continue</span> <span class='hs-layout'>(</span><span class='hs-varid'>step</span> <span class='hs-varid'>k</span><span class='hs-layout'>)</span>
<a name="line-870"></a>	<span class='hs-varid'>loop</span> <span class='hs-varid'>k</span> <span class='hs-layout'>(</span><span class='hs-varid'>x</span><span class='hs-conop'>:</span><span class='hs-varid'>xs</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=</span> <span class='hs-keyword'>let</span>
<a name="line-871"></a>		<span class='hs-layout'>(</span><span class='hs-varid'>bytes</span><span class='hs-layout'>,</span> <span class='hs-varid'>extra</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>codecEncode</span> <span class='hs-varid'>codec</span> <span class='hs-varid'>x</span>
<a name="line-872"></a>		<span class='hs-varid'>extraChunks</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>Chunks</span> <span class='hs-varop'>$</span> <span class='hs-keyword'>case</span> <span class='hs-varid'>extra</span> <span class='hs-keyword'>of</span>
<a name="line-873"></a>			<span class='hs-conid'>Nothing</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-varid'>xs</span>
<a name="line-874"></a>			<span class='hs-conid'>Just</span> <span class='hs-layout'>(</span><span class='hs-keyword'>_</span><span class='hs-layout'>,</span> <span class='hs-varid'>text</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-varid'>text</span><span class='hs-conop'>:</span><span class='hs-varid'>xs</span>
<a name="line-875"></a>		
<a name="line-876"></a>		<span class='hs-varid'>checkError</span> <span class='hs-varid'>k'</span> <span class='hs-keyglyph'>=</span> <span class='hs-keyword'>case</span> <span class='hs-varid'>extra</span> <span class='hs-keyword'>of</span>
<a name="line-877"></a>			<span class='hs-conid'>Nothing</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-varid'>loop</span> <span class='hs-varid'>k'</span> <span class='hs-varid'>xs</span>
<a name="line-878"></a>			<span class='hs-conid'>Just</span> <span class='hs-layout'>(</span><span class='hs-varid'>exc</span><span class='hs-layout'>,</span> <span class='hs-keyword'>_</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-varid'>throwError</span> <span class='hs-varid'>exc</span>
<a name="line-879"></a>		
<a name="line-880"></a>		<span class='hs-keyword'>in</span> <span class='hs-keyword'>if</span> <span class='hs-conid'>B</span><span class='hs-varop'>.</span><span class='hs-varid'>null</span> <span class='hs-varid'>bytes</span>
<a name="line-881"></a>			<span class='hs-keyword'>then</span> <span class='hs-varid'>checkError</span> <span class='hs-varid'>k</span>
<a name="line-882"></a>			<span class='hs-keyword'>else</span> <span class='hs-varid'>k</span> <span class='hs-layout'>(</span><span class='hs-conid'>Chunks</span> <span class='hs-keyglyph'>[</span><span class='hs-varid'>bytes</span><span class='hs-keyglyph'>]</span><span class='hs-layout'>)</span> <span class='hs-varop'>&gt;&gt;==</span>
<a name="line-883"></a>				<span class='hs-varid'>checkDoneEx</span> <span class='hs-varid'>extraChunks</span> <span class='hs-varid'>checkError</span>
<a name="line-884"></a>
<a name="line-885"></a>
<a name="line-886"></a><a name="decode"></a><span class='hs-comment'>-- | Convert bytes into text, using the provided codec. If the codec is</span>
<a name="line-887"></a><span class='hs-comment'>-- not capable of decoding an input byte sequence, an error will be thrown.</span>
<a name="line-888"></a><span class='hs-comment'>--</span>
<a name="line-889"></a><span class='hs-comment'>-- Since: 0.2</span>
<a name="line-890"></a><span class='hs-definition'>decode</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Monad</span> <span class='hs-varid'>m</span> <span class='hs-keyglyph'>=&gt;</span> <span class='hs-conid'>Codec</span>
<a name="line-891"></a>       <span class='hs-keyglyph'>-&gt;</span> <span class='hs-conid'>Enumeratee</span> <span class='hs-conid'>B</span><span class='hs-varop'>.</span><span class='hs-conid'>ByteString</span> <span class='hs-conid'>T</span><span class='hs-varop'>.</span><span class='hs-conid'>Text</span> <span class='hs-varid'>m</span> <span class='hs-varid'>b</span>
<a name="line-892"></a><span class='hs-definition'>decode</span> <span class='hs-varid'>codec</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>checkDone</span> <span class='hs-layout'>(</span><span class='hs-varid'>continue</span> <span class='hs-varop'>.</span> <span class='hs-varid'>step</span> <span class='hs-conid'>B</span><span class='hs-varop'>.</span><span class='hs-varid'>empty</span><span class='hs-layout'>)</span> <span class='hs-keyword'>where</span>
<a name="line-893"></a>	<span class='hs-varid'>step</span> <span class='hs-varid'>acc</span> <span class='hs-varid'>k</span> <span class='hs-conid'>EOF</span> <span class='hs-keyglyph'>=</span> <span class='hs-keyword'>if</span> <span class='hs-conid'>B</span><span class='hs-varop'>.</span><span class='hs-varid'>null</span> <span class='hs-varid'>acc</span>
<a name="line-894"></a>		<span class='hs-keyword'>then</span> <span class='hs-varid'>yield</span> <span class='hs-layout'>(</span><span class='hs-conid'>Continue</span> <span class='hs-varid'>k</span><span class='hs-layout'>)</span> <span class='hs-conid'>EOF</span>
<a name="line-895"></a>		<span class='hs-keyword'>else</span> <span class='hs-varid'>throwError</span> <span class='hs-layout'>(</span><span class='hs-conid'>Exc</span><span class='hs-varop'>.</span><span class='hs-conid'>ErrorCall</span> <span class='hs-str'>"Unexpected EOF while decoding"</span><span class='hs-layout'>)</span>
<a name="line-896"></a>	<span class='hs-varid'>step</span> <span class='hs-varid'>acc</span> <span class='hs-varid'>k</span> <span class='hs-layout'>(</span><span class='hs-conid'>Chunks</span> <span class='hs-varid'>xs</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>loop</span> <span class='hs-varid'>acc</span> <span class='hs-varid'>k</span> <span class='hs-varid'>xs</span>
<a name="line-897"></a>	
<a name="line-898"></a>	<span class='hs-varid'>loop</span> <span class='hs-varid'>acc</span> <span class='hs-varid'>k</span> <span class='hs-conid'>[]</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>continue</span> <span class='hs-layout'>(</span><span class='hs-varid'>step</span> <span class='hs-varid'>acc</span> <span class='hs-varid'>k</span><span class='hs-layout'>)</span>
<a name="line-899"></a>	<span class='hs-varid'>loop</span> <span class='hs-varid'>acc</span> <span class='hs-varid'>k</span> <span class='hs-layout'>(</span><span class='hs-varid'>x</span><span class='hs-conop'>:</span><span class='hs-varid'>xs</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=</span> <span class='hs-keyword'>let</span>
<a name="line-900"></a>		<span class='hs-layout'>(</span><span class='hs-varid'>text</span><span class='hs-layout'>,</span> <span class='hs-varid'>extra</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>codecDecode</span> <span class='hs-varid'>codec</span> <span class='hs-layout'>(</span><span class='hs-conid'>B</span><span class='hs-varop'>.</span><span class='hs-varid'>append</span> <span class='hs-varid'>acc</span> <span class='hs-varid'>x</span><span class='hs-layout'>)</span>
<a name="line-901"></a>		<span class='hs-varid'>extraChunks</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>Chunks</span> <span class='hs-varop'>$</span> <span class='hs-keyword'>case</span> <span class='hs-varid'>extra</span> <span class='hs-keyword'>of</span>
<a name="line-902"></a>			<span class='hs-conid'>Right</span> <span class='hs-varid'>bytes</span> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>B</span><span class='hs-varop'>.</span><span class='hs-varid'>null</span> <span class='hs-varid'>bytes</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-varid'>xs</span>
<a name="line-903"></a>			<span class='hs-conid'>Right</span> <span class='hs-varid'>bytes</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-varid'>bytes</span><span class='hs-conop'>:</span><span class='hs-varid'>xs</span>
<a name="line-904"></a>			<span class='hs-conid'>Left</span> <span class='hs-layout'>(</span><span class='hs-keyword'>_</span><span class='hs-layout'>,</span> <span class='hs-varid'>bytes</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-varid'>bytes</span><span class='hs-conop'>:</span><span class='hs-varid'>xs</span>
<a name="line-905"></a>		
<a name="line-906"></a>		<span class='hs-varid'>checkError</span> <span class='hs-varid'>k'</span> <span class='hs-keyglyph'>=</span> <span class='hs-keyword'>case</span> <span class='hs-varid'>extra</span> <span class='hs-keyword'>of</span>
<a name="line-907"></a>			<span class='hs-conid'>Left</span> <span class='hs-layout'>(</span><span class='hs-varid'>exc</span><span class='hs-layout'>,</span> <span class='hs-keyword'>_</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-varid'>throwError</span> <span class='hs-varid'>exc</span>
<a name="line-908"></a>			<span class='hs-conid'>Right</span> <span class='hs-varid'>bytes</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-varid'>loop</span> <span class='hs-varid'>bytes</span> <span class='hs-varid'>k'</span> <span class='hs-varid'>xs</span>
<a name="line-909"></a>		
<a name="line-910"></a>		<span class='hs-keyword'>in</span> <span class='hs-keyword'>if</span> <span class='hs-conid'>T</span><span class='hs-varop'>.</span><span class='hs-varid'>null</span> <span class='hs-varid'>text</span>
<a name="line-911"></a>			<span class='hs-keyword'>then</span> <span class='hs-varid'>checkError</span> <span class='hs-varid'>k</span>
<a name="line-912"></a>			<span class='hs-keyword'>else</span> <span class='hs-varid'>k</span> <span class='hs-layout'>(</span><span class='hs-conid'>Chunks</span> <span class='hs-keyglyph'>[</span><span class='hs-varid'>text</span><span class='hs-keyglyph'>]</span><span class='hs-layout'>)</span> <span class='hs-varop'>&gt;&gt;==</span>
<a name="line-913"></a>				<span class='hs-varid'>checkDoneEx</span> <span class='hs-varid'>extraChunks</span> <span class='hs-varid'>checkError</span>
<a name="line-914"></a>
<a name="line-915"></a><a name="byteSplits"></a><span class='hs-definition'>byteSplits</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>B</span><span class='hs-varop'>.</span><span class='hs-conid'>ByteString</span>
<a name="line-916"></a>           <span class='hs-keyglyph'>-&gt;</span> <span class='hs-keyglyph'>[</span><span class='hs-layout'>(</span><span class='hs-conid'>B</span><span class='hs-varop'>.</span><span class='hs-conid'>ByteString</span><span class='hs-layout'>,</span> <span class='hs-conid'>B</span><span class='hs-varop'>.</span><span class='hs-conid'>ByteString</span><span class='hs-layout'>)</span><span class='hs-keyglyph'>]</span>
<a name="line-917"></a><span class='hs-definition'>byteSplits</span> <span class='hs-varid'>bytes</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>loop</span> <span class='hs-layout'>(</span><span class='hs-conid'>B</span><span class='hs-varop'>.</span><span class='hs-varid'>length</span> <span class='hs-varid'>bytes</span><span class='hs-layout'>)</span> <span class='hs-keyword'>where</span>
<a name="line-918"></a>	<span class='hs-varid'>loop</span> <span class='hs-num'>0</span> <span class='hs-keyglyph'>=</span> <span class='hs-keyglyph'>[</span><span class='hs-layout'>(</span><span class='hs-conid'>B</span><span class='hs-varop'>.</span><span class='hs-varid'>empty</span><span class='hs-layout'>,</span> <span class='hs-varid'>bytes</span><span class='hs-layout'>)</span><span class='hs-keyglyph'>]</span>
<a name="line-919"></a>	<span class='hs-varid'>loop</span> <span class='hs-varid'>n</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>B</span><span class='hs-varop'>.</span><span class='hs-varid'>splitAt</span> <span class='hs-varid'>n</span> <span class='hs-varid'>bytes</span> <span class='hs-conop'>:</span> <span class='hs-varid'>loop</span> <span class='hs-layout'>(</span><span class='hs-varid'>n</span> <span class='hs-comment'>-</span> <span class='hs-num'>1</span><span class='hs-layout'>)</span>
<a name="line-920"></a>
<a name="line-921"></a><a name="splitSlowly"></a><span class='hs-definition'>splitSlowly</span> <span class='hs-keyglyph'>::</span> <span class='hs-layout'>(</span><span class='hs-conid'>B</span><span class='hs-varop'>.</span><span class='hs-conid'>ByteString</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-conid'>T</span><span class='hs-varop'>.</span><span class='hs-conid'>Text</span><span class='hs-layout'>)</span>
<a name="line-922"></a>            <span class='hs-keyglyph'>-&gt;</span> <span class='hs-conid'>B</span><span class='hs-varop'>.</span><span class='hs-conid'>ByteString</span>
<a name="line-923"></a>            <span class='hs-keyglyph'>-&gt;</span> <span class='hs-layout'>(</span><span class='hs-conid'>T</span><span class='hs-varop'>.</span><span class='hs-conid'>Text</span><span class='hs-layout'>,</span> <span class='hs-conid'>Either</span>
<a name="line-924"></a>            	<span class='hs-layout'>(</span><span class='hs-conid'>Exc</span><span class='hs-varop'>.</span><span class='hs-conid'>SomeException</span><span class='hs-layout'>,</span> <span class='hs-conid'>B</span><span class='hs-varop'>.</span><span class='hs-conid'>ByteString</span><span class='hs-layout'>)</span>
<a name="line-925"></a>            	<span class='hs-conid'>B</span><span class='hs-varop'>.</span><span class='hs-conid'>ByteString</span><span class='hs-layout'>)</span>
<a name="line-926"></a><span class='hs-definition'>splitSlowly</span> <span class='hs-varid'>dec</span> <span class='hs-varid'>bytes</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>valid</span> <span class='hs-keyword'>where</span>
<a name="line-927"></a>	<span class='hs-varid'>valid</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>firstValid</span> <span class='hs-layout'>(</span><span class='hs-conid'>Prelude</span><span class='hs-varop'>.</span><span class='hs-varid'>map</span> <span class='hs-varid'>decFirst</span> <span class='hs-varid'>splits</span><span class='hs-layout'>)</span>
<a name="line-928"></a>	<span class='hs-varid'>splits</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>byteSplits</span> <span class='hs-varid'>bytes</span>
<a name="line-929"></a>	<span class='hs-varid'>firstValid</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>Prelude</span><span class='hs-varop'>.</span><span class='hs-varid'>head</span> <span class='hs-varop'>.</span> <span class='hs-varid'>catMaybes</span>
<a name="line-930"></a>	<span class='hs-varid'>tryDec</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>tryEvaluate</span> <span class='hs-varop'>.</span> <span class='hs-varid'>dec</span>
<a name="line-931"></a>	
<a name="line-932"></a>	<span class='hs-varid'>decFirst</span> <span class='hs-layout'>(</span><span class='hs-varid'>a</span><span class='hs-layout'>,</span> <span class='hs-varid'>b</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=</span> <span class='hs-keyword'>case</span> <span class='hs-varid'>tryDec</span> <span class='hs-varid'>a</span> <span class='hs-keyword'>of</span>
<a name="line-933"></a>		<span class='hs-conid'>Left</span> <span class='hs-keyword'>_</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-conid'>Nothing</span>
<a name="line-934"></a>		<span class='hs-conid'>Right</span> <span class='hs-varid'>text</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-conid'>Just</span> <span class='hs-layout'>(</span><span class='hs-varid'>text</span><span class='hs-layout'>,</span> <span class='hs-keyword'>case</span> <span class='hs-varid'>tryDec</span> <span class='hs-varid'>b</span> <span class='hs-keyword'>of</span>
<a name="line-935"></a>			<span class='hs-conid'>Left</span> <span class='hs-varid'>exc</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-conid'>Left</span> <span class='hs-layout'>(</span><span class='hs-varid'>exc</span><span class='hs-layout'>,</span> <span class='hs-varid'>b</span><span class='hs-layout'>)</span>
<a name="line-936"></a>			
<a name="line-937"></a>			<span class='hs-comment'>-- this case shouldn't occur, since splitSlowly</span>
<a name="line-938"></a>			<span class='hs-comment'>-- is only called when parsing failed somewhere</span>
<a name="line-939"></a>			<span class='hs-conid'>Right</span> <span class='hs-keyword'>_</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-conid'>Right</span> <span class='hs-conid'>B</span><span class='hs-varop'>.</span><span class='hs-varid'>empty</span><span class='hs-layout'>)</span>
<a name="line-940"></a>
<a name="line-941"></a><a name="utf8"></a><span class='hs-definition'>utf8</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Codec</span>
<a name="line-942"></a><span class='hs-definition'>utf8</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>Codec</span> <span class='hs-varid'>name</span> <span class='hs-varid'>enc</span> <span class='hs-varid'>dec</span> <span class='hs-keyword'>where</span>
<a name="line-943"></a>	<span class='hs-varid'>name</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>T</span><span class='hs-varop'>.</span><span class='hs-varid'>pack</span> <span class='hs-str'>"UTF-8"</span>
<a name="line-944"></a>	<span class='hs-varid'>enc</span> <span class='hs-varid'>text</span> <span class='hs-keyglyph'>=</span> <span class='hs-layout'>(</span><span class='hs-conid'>TE</span><span class='hs-varop'>.</span><span class='hs-varid'>encodeUtf8</span> <span class='hs-varid'>text</span><span class='hs-layout'>,</span> <span class='hs-conid'>Nothing</span><span class='hs-layout'>)</span>
<a name="line-945"></a>	<span class='hs-varid'>dec</span> <span class='hs-varid'>bytes</span> <span class='hs-keyglyph'>=</span> <span class='hs-keyword'>case</span> <span class='hs-varid'>splitQuickly</span> <span class='hs-varid'>bytes</span> <span class='hs-keyword'>of</span>
<a name="line-946"></a>		<span class='hs-conid'>Just</span> <span class='hs-layout'>(</span><span class='hs-varid'>text</span><span class='hs-layout'>,</span> <span class='hs-varid'>extra</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-layout'>(</span><span class='hs-varid'>text</span><span class='hs-layout'>,</span> <span class='hs-conid'>Right</span> <span class='hs-varid'>extra</span><span class='hs-layout'>)</span>
<a name="line-947"></a>		<span class='hs-conid'>Nothing</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-varid'>splitSlowly</span> <span class='hs-conid'>TE</span><span class='hs-varop'>.</span><span class='hs-varid'>decodeUtf8</span> <span class='hs-varid'>bytes</span>
<a name="line-948"></a>	
<a name="line-949"></a>	<span class='hs-varid'>splitQuickly</span> <span class='hs-varid'>bytes</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>loop</span> <span class='hs-num'>0</span> <span class='hs-varop'>&gt;&gt;=</span> <span class='hs-varid'>maybeDecode</span> <span class='hs-keyword'>where</span>
<a name="line-950"></a>		<span class='hs-varid'>required</span> <span class='hs-varid'>x0</span>
<a name="line-951"></a>			<span class='hs-keyglyph'>|</span> <span class='hs-varid'>x0</span> <span class='hs-varop'>.&amp;.</span> <span class='hs-num'>0x80</span> <span class='hs-varop'>==</span> <span class='hs-num'>0x00</span> <span class='hs-keyglyph'>=</span> <span class='hs-num'>1</span>
<a name="line-952"></a>			<span class='hs-keyglyph'>|</span> <span class='hs-varid'>x0</span> <span class='hs-varop'>.&amp;.</span> <span class='hs-num'>0xE0</span> <span class='hs-varop'>==</span> <span class='hs-num'>0xC0</span> <span class='hs-keyglyph'>=</span> <span class='hs-num'>2</span>
<a name="line-953"></a>			<span class='hs-keyglyph'>|</span> <span class='hs-varid'>x0</span> <span class='hs-varop'>.&amp;.</span> <span class='hs-num'>0xF0</span> <span class='hs-varop'>==</span> <span class='hs-num'>0xE0</span> <span class='hs-keyglyph'>=</span> <span class='hs-num'>3</span>
<a name="line-954"></a>			<span class='hs-keyglyph'>|</span> <span class='hs-varid'>x0</span> <span class='hs-varop'>.&amp;.</span> <span class='hs-num'>0xF8</span> <span class='hs-varop'>==</span> <span class='hs-num'>0xF0</span> <span class='hs-keyglyph'>=</span> <span class='hs-num'>4</span>
<a name="line-955"></a>			
<a name="line-956"></a>			<span class='hs-comment'>-- Invalid input; let Text figure it out</span>
<a name="line-957"></a>			<span class='hs-keyglyph'>|</span> <span class='hs-varid'>otherwise</span>           <span class='hs-keyglyph'>=</span> <span class='hs-num'>0</span>
<a name="line-958"></a>		
<a name="line-959"></a>		<span class='hs-varid'>maxN</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>B</span><span class='hs-varop'>.</span><span class='hs-varid'>length</span> <span class='hs-varid'>bytes</span>
<a name="line-960"></a>		
<a name="line-961"></a>		<span class='hs-varid'>loop</span> <span class='hs-varid'>n</span> <span class='hs-keyglyph'>|</span> <span class='hs-varid'>n</span> <span class='hs-varop'>==</span> <span class='hs-varid'>maxN</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>Just</span> <span class='hs-layout'>(</span><span class='hs-conid'>TE</span><span class='hs-varop'>.</span><span class='hs-varid'>decodeUtf8</span> <span class='hs-varid'>bytes</span><span class='hs-layout'>,</span> <span class='hs-conid'>B</span><span class='hs-varop'>.</span><span class='hs-varid'>empty</span><span class='hs-layout'>)</span>
<a name="line-962"></a>		<span class='hs-varid'>loop</span> <span class='hs-varid'>n</span> <span class='hs-keyglyph'>=</span> <span class='hs-keyword'>let</span>
<a name="line-963"></a>			<span class='hs-varid'>req</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>required</span> <span class='hs-layout'>(</span><span class='hs-conid'>B</span><span class='hs-varop'>.</span><span class='hs-varid'>index</span> <span class='hs-varid'>bytes</span> <span class='hs-varid'>n</span><span class='hs-layout'>)</span>
<a name="line-964"></a>			<span class='hs-varid'>tooLong</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>first</span> <span class='hs-conid'>TE</span><span class='hs-varop'>.</span><span class='hs-varid'>decodeUtf8</span> <span class='hs-layout'>(</span><span class='hs-conid'>B</span><span class='hs-varop'>.</span><span class='hs-varid'>splitAt</span> <span class='hs-varid'>n</span> <span class='hs-varid'>bytes</span><span class='hs-layout'>)</span>
<a name="line-965"></a>			<span class='hs-varid'>decodeMore</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>loop</span> <span class='hs-varop'>$!</span> <span class='hs-varid'>n</span> <span class='hs-varop'>+</span> <span class='hs-varid'>req</span>
<a name="line-966"></a>			<span class='hs-keyword'>in</span> <span class='hs-keyword'>if</span> <span class='hs-varid'>req</span> <span class='hs-varop'>==</span> <span class='hs-num'>0</span>
<a name="line-967"></a>				<span class='hs-keyword'>then</span> <span class='hs-conid'>Nothing</span>
<a name="line-968"></a>				<span class='hs-keyword'>else</span> <span class='hs-keyword'>if</span> <span class='hs-varid'>n</span> <span class='hs-varop'>+</span> <span class='hs-varid'>req</span> <span class='hs-varop'>&gt;</span> <span class='hs-varid'>maxN</span>
<a name="line-969"></a>					<span class='hs-keyword'>then</span> <span class='hs-conid'>Just</span> <span class='hs-varid'>tooLong</span>
<a name="line-970"></a>					<span class='hs-keyword'>else</span> <span class='hs-varid'>decodeMore</span>
<a name="line-971"></a>
<a name="line-972"></a><a name="utf16_le"></a><span class='hs-definition'>utf16_le</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Codec</span>
<a name="line-973"></a><span class='hs-definition'>utf16_le</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>Codec</span> <span class='hs-varid'>name</span> <span class='hs-varid'>enc</span> <span class='hs-varid'>dec</span> <span class='hs-keyword'>where</span>
<a name="line-974"></a>	<span class='hs-varid'>name</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>T</span><span class='hs-varop'>.</span><span class='hs-varid'>pack</span> <span class='hs-str'>"UTF-16-LE"</span>
<a name="line-975"></a>	<span class='hs-varid'>enc</span> <span class='hs-varid'>text</span> <span class='hs-keyglyph'>=</span> <span class='hs-layout'>(</span><span class='hs-conid'>TE</span><span class='hs-varop'>.</span><span class='hs-varid'>encodeUtf16LE</span> <span class='hs-varid'>text</span><span class='hs-layout'>,</span> <span class='hs-conid'>Nothing</span><span class='hs-layout'>)</span>
<a name="line-976"></a>	<span class='hs-varid'>dec</span> <span class='hs-varid'>bytes</span> <span class='hs-keyglyph'>=</span> <span class='hs-keyword'>case</span> <span class='hs-varid'>splitQuickly</span> <span class='hs-varid'>bytes</span> <span class='hs-keyword'>of</span>
<a name="line-977"></a>		<span class='hs-conid'>Just</span> <span class='hs-layout'>(</span><span class='hs-varid'>text</span><span class='hs-layout'>,</span> <span class='hs-varid'>extra</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-layout'>(</span><span class='hs-varid'>text</span><span class='hs-layout'>,</span> <span class='hs-conid'>Right</span> <span class='hs-varid'>extra</span><span class='hs-layout'>)</span>
<a name="line-978"></a>		<span class='hs-conid'>Nothing</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-varid'>splitSlowly</span> <span class='hs-conid'>TE</span><span class='hs-varop'>.</span><span class='hs-varid'>decodeUtf16LE</span> <span class='hs-varid'>bytes</span>
<a name="line-979"></a>	
<a name="line-980"></a>	<span class='hs-varid'>splitQuickly</span> <span class='hs-varid'>bytes</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>maybeDecode</span> <span class='hs-layout'>(</span><span class='hs-varid'>loop</span> <span class='hs-num'>0</span><span class='hs-layout'>)</span> <span class='hs-keyword'>where</span>
<a name="line-981"></a>		<span class='hs-varid'>maxN</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>B</span><span class='hs-varop'>.</span><span class='hs-varid'>length</span> <span class='hs-varid'>bytes</span>
<a name="line-982"></a>		
<a name="line-983"></a>		<span class='hs-varid'>loop</span> <span class='hs-varid'>n</span> <span class='hs-keyglyph'>|</span>  <span class='hs-varid'>n</span>      <span class='hs-varop'>==</span> <span class='hs-varid'>maxN</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>decodeAll</span>
<a name="line-984"></a>		       <span class='hs-keyglyph'>|</span> <span class='hs-layout'>(</span><span class='hs-varid'>n</span> <span class='hs-varop'>+</span> <span class='hs-num'>1</span><span class='hs-layout'>)</span> <span class='hs-varop'>==</span> <span class='hs-varid'>maxN</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>decodeTo</span> <span class='hs-varid'>n</span>
<a name="line-985"></a>		<span class='hs-varid'>loop</span> <span class='hs-varid'>n</span> <span class='hs-keyglyph'>=</span> <span class='hs-keyword'>let</span>
<a name="line-986"></a>			<span class='hs-varid'>req</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>utf16Required</span>
<a name="line-987"></a>				<span class='hs-layout'>(</span><span class='hs-conid'>B</span><span class='hs-varop'>.</span><span class='hs-varid'>index</span> <span class='hs-varid'>bytes</span> <span class='hs-varid'>n</span><span class='hs-layout'>)</span>
<a name="line-988"></a>				<span class='hs-layout'>(</span><span class='hs-conid'>B</span><span class='hs-varop'>.</span><span class='hs-varid'>index</span> <span class='hs-varid'>bytes</span> <span class='hs-layout'>(</span><span class='hs-varid'>n</span> <span class='hs-varop'>+</span> <span class='hs-num'>1</span><span class='hs-layout'>)</span><span class='hs-layout'>)</span>
<a name="line-989"></a>			<span class='hs-varid'>decodeMore</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>loop</span> <span class='hs-varop'>$!</span> <span class='hs-varid'>n</span> <span class='hs-varop'>+</span> <span class='hs-varid'>req</span>
<a name="line-990"></a>			<span class='hs-keyword'>in</span> <span class='hs-keyword'>if</span> <span class='hs-varid'>n</span> <span class='hs-varop'>+</span> <span class='hs-varid'>req</span> <span class='hs-varop'>&gt;</span> <span class='hs-varid'>maxN</span>
<a name="line-991"></a>				<span class='hs-keyword'>then</span> <span class='hs-varid'>decodeTo</span> <span class='hs-varid'>n</span>
<a name="line-992"></a>				<span class='hs-keyword'>else</span> <span class='hs-varid'>decodeMore</span>
<a name="line-993"></a>		
<a name="line-994"></a>		<span class='hs-varid'>decodeTo</span> <span class='hs-varid'>n</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>first</span> <span class='hs-conid'>TE</span><span class='hs-varop'>.</span><span class='hs-varid'>decodeUtf16LE</span> <span class='hs-layout'>(</span><span class='hs-conid'>B</span><span class='hs-varop'>.</span><span class='hs-varid'>splitAt</span> <span class='hs-varid'>n</span> <span class='hs-varid'>bytes</span><span class='hs-layout'>)</span>
<a name="line-995"></a>		<span class='hs-varid'>decodeAll</span> <span class='hs-keyglyph'>=</span> <span class='hs-layout'>(</span><span class='hs-conid'>TE</span><span class='hs-varop'>.</span><span class='hs-varid'>decodeUtf16LE</span> <span class='hs-varid'>bytes</span><span class='hs-layout'>,</span> <span class='hs-conid'>B</span><span class='hs-varop'>.</span><span class='hs-varid'>empty</span><span class='hs-layout'>)</span>
<a name="line-996"></a>
<a name="line-997"></a><a name="utf16_be"></a><span class='hs-definition'>utf16_be</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Codec</span>
<a name="line-998"></a><span class='hs-definition'>utf16_be</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>Codec</span> <span class='hs-varid'>name</span> <span class='hs-varid'>enc</span> <span class='hs-varid'>dec</span> <span class='hs-keyword'>where</span>
<a name="line-999"></a>	<span class='hs-varid'>name</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>T</span><span class='hs-varop'>.</span><span class='hs-varid'>pack</span> <span class='hs-str'>"UTF-16-BE"</span>
<a name="line-1000"></a>	<span class='hs-varid'>enc</span> <span class='hs-varid'>text</span> <span class='hs-keyglyph'>=</span> <span class='hs-layout'>(</span><span class='hs-conid'>TE</span><span class='hs-varop'>.</span><span class='hs-varid'>encodeUtf16BE</span> <span class='hs-varid'>text</span><span class='hs-layout'>,</span> <span class='hs-conid'>Nothing</span><span class='hs-layout'>)</span>
<a name="line-1001"></a>	<span class='hs-varid'>dec</span> <span class='hs-varid'>bytes</span> <span class='hs-keyglyph'>=</span> <span class='hs-keyword'>case</span> <span class='hs-varid'>splitQuickly</span> <span class='hs-varid'>bytes</span> <span class='hs-keyword'>of</span>
<a name="line-1002"></a>		<span class='hs-conid'>Just</span> <span class='hs-layout'>(</span><span class='hs-varid'>text</span><span class='hs-layout'>,</span> <span class='hs-varid'>extra</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-layout'>(</span><span class='hs-varid'>text</span><span class='hs-layout'>,</span> <span class='hs-conid'>Right</span> <span class='hs-varid'>extra</span><span class='hs-layout'>)</span>
<a name="line-1003"></a>		<span class='hs-conid'>Nothing</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-varid'>splitSlowly</span> <span class='hs-conid'>TE</span><span class='hs-varop'>.</span><span class='hs-varid'>decodeUtf16BE</span> <span class='hs-varid'>bytes</span>
<a name="line-1004"></a>	
<a name="line-1005"></a>	<span class='hs-varid'>splitQuickly</span> <span class='hs-varid'>bytes</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>maybeDecode</span> <span class='hs-layout'>(</span><span class='hs-varid'>loop</span> <span class='hs-num'>0</span><span class='hs-layout'>)</span> <span class='hs-keyword'>where</span>
<a name="line-1006"></a>		<span class='hs-varid'>maxN</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>B</span><span class='hs-varop'>.</span><span class='hs-varid'>length</span> <span class='hs-varid'>bytes</span>
<a name="line-1007"></a>		
<a name="line-1008"></a>		<span class='hs-varid'>loop</span> <span class='hs-varid'>n</span> <span class='hs-keyglyph'>|</span>  <span class='hs-varid'>n</span>      <span class='hs-varop'>==</span> <span class='hs-varid'>maxN</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>decodeAll</span>
<a name="line-1009"></a>		       <span class='hs-keyglyph'>|</span> <span class='hs-layout'>(</span><span class='hs-varid'>n</span> <span class='hs-varop'>+</span> <span class='hs-num'>1</span><span class='hs-layout'>)</span> <span class='hs-varop'>==</span> <span class='hs-varid'>maxN</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>decodeTo</span> <span class='hs-varid'>n</span>
<a name="line-1010"></a>		<span class='hs-varid'>loop</span> <span class='hs-varid'>n</span> <span class='hs-keyglyph'>=</span> <span class='hs-keyword'>let</span>
<a name="line-1011"></a>			<span class='hs-varid'>req</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>utf16Required</span>
<a name="line-1012"></a>				<span class='hs-layout'>(</span><span class='hs-conid'>B</span><span class='hs-varop'>.</span><span class='hs-varid'>index</span> <span class='hs-varid'>bytes</span> <span class='hs-layout'>(</span><span class='hs-varid'>n</span> <span class='hs-varop'>+</span> <span class='hs-num'>1</span><span class='hs-layout'>)</span><span class='hs-layout'>)</span>
<a name="line-1013"></a>				<span class='hs-layout'>(</span><span class='hs-conid'>B</span><span class='hs-varop'>.</span><span class='hs-varid'>index</span> <span class='hs-varid'>bytes</span> <span class='hs-varid'>n</span><span class='hs-layout'>)</span>
<a name="line-1014"></a>			<span class='hs-varid'>decodeMore</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>loop</span> <span class='hs-varop'>$!</span> <span class='hs-varid'>n</span> <span class='hs-varop'>+</span> <span class='hs-varid'>req</span>
<a name="line-1015"></a>			<span class='hs-keyword'>in</span> <span class='hs-keyword'>if</span> <span class='hs-varid'>n</span> <span class='hs-varop'>+</span> <span class='hs-varid'>req</span> <span class='hs-varop'>&gt;</span> <span class='hs-varid'>maxN</span>
<a name="line-1016"></a>				<span class='hs-keyword'>then</span> <span class='hs-varid'>decodeTo</span> <span class='hs-varid'>n</span>
<a name="line-1017"></a>				<span class='hs-keyword'>else</span> <span class='hs-varid'>decodeMore</span>
<a name="line-1018"></a>		
<a name="line-1019"></a>		<span class='hs-varid'>decodeTo</span> <span class='hs-varid'>n</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>first</span> <span class='hs-conid'>TE</span><span class='hs-varop'>.</span><span class='hs-varid'>decodeUtf16BE</span> <span class='hs-layout'>(</span><span class='hs-conid'>B</span><span class='hs-varop'>.</span><span class='hs-varid'>splitAt</span> <span class='hs-varid'>n</span> <span class='hs-varid'>bytes</span><span class='hs-layout'>)</span>
<a name="line-1020"></a>		<span class='hs-varid'>decodeAll</span> <span class='hs-keyglyph'>=</span> <span class='hs-layout'>(</span><span class='hs-conid'>TE</span><span class='hs-varop'>.</span><span class='hs-varid'>decodeUtf16BE</span> <span class='hs-varid'>bytes</span><span class='hs-layout'>,</span> <span class='hs-conid'>B</span><span class='hs-varop'>.</span><span class='hs-varid'>empty</span><span class='hs-layout'>)</span>
<a name="line-1021"></a>
<a name="line-1022"></a><a name="utf16Required"></a><span class='hs-definition'>utf16Required</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Word8</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-conid'>Word8</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-conid'>Int</span>
<a name="line-1023"></a><span class='hs-definition'>utf16Required</span> <span class='hs-varid'>x0</span> <span class='hs-varid'>x1</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>required</span> <span class='hs-keyword'>where</span>
<a name="line-1024"></a>	<span class='hs-varid'>required</span> <span class='hs-keyglyph'>=</span> <span class='hs-keyword'>if</span> <span class='hs-varid'>x</span> <span class='hs-varop'>&gt;=</span> <span class='hs-num'>0xD800</span> <span class='hs-varop'>&amp;&amp;</span> <span class='hs-varid'>x</span> <span class='hs-varop'>&lt;=</span> <span class='hs-num'>0xDBFF</span>
<a name="line-1025"></a>		<span class='hs-keyword'>then</span> <span class='hs-num'>4</span>
<a name="line-1026"></a>		<span class='hs-keyword'>else</span> <span class='hs-num'>2</span>
<a name="line-1027"></a>	<span class='hs-varid'>x</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Word16</span>
<a name="line-1028"></a>	<span class='hs-varid'>x</span> <span class='hs-keyglyph'>=</span> <span class='hs-layout'>(</span><span class='hs-varid'>fromIntegral</span> <span class='hs-varid'>x1</span> <span class='hs-varop'>`shiftL`</span> <span class='hs-num'>8</span><span class='hs-layout'>)</span> <span class='hs-varop'>.|.</span> <span class='hs-varid'>fromIntegral</span> <span class='hs-varid'>x0</span>
<a name="line-1029"></a>
<a name="line-1030"></a><a name="utf32_le"></a><span class='hs-definition'>utf32_le</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Codec</span>
<a name="line-1031"></a><span class='hs-definition'>utf32_le</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>Codec</span> <span class='hs-varid'>name</span> <span class='hs-varid'>enc</span> <span class='hs-varid'>dec</span> <span class='hs-keyword'>where</span>
<a name="line-1032"></a>	<span class='hs-varid'>name</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>T</span><span class='hs-varop'>.</span><span class='hs-varid'>pack</span> <span class='hs-str'>"UTF-32-LE"</span>
<a name="line-1033"></a>	<span class='hs-varid'>enc</span> <span class='hs-varid'>text</span> <span class='hs-keyglyph'>=</span> <span class='hs-layout'>(</span><span class='hs-conid'>TE</span><span class='hs-varop'>.</span><span class='hs-varid'>encodeUtf32LE</span> <span class='hs-varid'>text</span><span class='hs-layout'>,</span> <span class='hs-conid'>Nothing</span><span class='hs-layout'>)</span>
<a name="line-1034"></a>	<span class='hs-varid'>dec</span> <span class='hs-varid'>bs</span> <span class='hs-keyglyph'>=</span> <span class='hs-keyword'>case</span> <span class='hs-varid'>utf32SplitBytes</span> <span class='hs-conid'>TE</span><span class='hs-varop'>.</span><span class='hs-varid'>decodeUtf32LE</span> <span class='hs-varid'>bs</span> <span class='hs-keyword'>of</span>
<a name="line-1035"></a>		<span class='hs-conid'>Just</span> <span class='hs-layout'>(</span><span class='hs-varid'>text</span><span class='hs-layout'>,</span> <span class='hs-varid'>extra</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-layout'>(</span><span class='hs-varid'>text</span><span class='hs-layout'>,</span> <span class='hs-conid'>Right</span> <span class='hs-varid'>extra</span><span class='hs-layout'>)</span>
<a name="line-1036"></a>		<span class='hs-conid'>Nothing</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-varid'>splitSlowly</span> <span class='hs-conid'>TE</span><span class='hs-varop'>.</span><span class='hs-varid'>decodeUtf32LE</span> <span class='hs-varid'>bs</span>
<a name="line-1037"></a>
<a name="line-1038"></a><a name="utf32_be"></a><span class='hs-definition'>utf32_be</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Codec</span>
<a name="line-1039"></a><span class='hs-definition'>utf32_be</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>Codec</span> <span class='hs-varid'>name</span> <span class='hs-varid'>enc</span> <span class='hs-varid'>dec</span> <span class='hs-keyword'>where</span>
<a name="line-1040"></a>	<span class='hs-varid'>name</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>T</span><span class='hs-varop'>.</span><span class='hs-varid'>pack</span> <span class='hs-str'>"UTF-32-BE"</span>
<a name="line-1041"></a>	<span class='hs-varid'>enc</span> <span class='hs-varid'>text</span> <span class='hs-keyglyph'>=</span> <span class='hs-layout'>(</span><span class='hs-conid'>TE</span><span class='hs-varop'>.</span><span class='hs-varid'>encodeUtf32BE</span> <span class='hs-varid'>text</span><span class='hs-layout'>,</span> <span class='hs-conid'>Nothing</span><span class='hs-layout'>)</span>
<a name="line-1042"></a>	<span class='hs-varid'>dec</span> <span class='hs-varid'>bs</span> <span class='hs-keyglyph'>=</span> <span class='hs-keyword'>case</span> <span class='hs-varid'>utf32SplitBytes</span> <span class='hs-conid'>TE</span><span class='hs-varop'>.</span><span class='hs-varid'>decodeUtf32BE</span> <span class='hs-varid'>bs</span> <span class='hs-keyword'>of</span>
<a name="line-1043"></a>		<span class='hs-conid'>Just</span> <span class='hs-layout'>(</span><span class='hs-varid'>text</span><span class='hs-layout'>,</span> <span class='hs-varid'>extra</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-layout'>(</span><span class='hs-varid'>text</span><span class='hs-layout'>,</span> <span class='hs-conid'>Right</span> <span class='hs-varid'>extra</span><span class='hs-layout'>)</span>
<a name="line-1044"></a>		<span class='hs-conid'>Nothing</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-varid'>splitSlowly</span> <span class='hs-conid'>TE</span><span class='hs-varop'>.</span><span class='hs-varid'>decodeUtf32BE</span> <span class='hs-varid'>bs</span>
<a name="line-1045"></a>
<a name="line-1046"></a><a name="utf32SplitBytes"></a><span class='hs-definition'>utf32SplitBytes</span> <span class='hs-keyglyph'>::</span> <span class='hs-layout'>(</span><span class='hs-conid'>B</span><span class='hs-varop'>.</span><span class='hs-conid'>ByteString</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-conid'>T</span><span class='hs-varop'>.</span><span class='hs-conid'>Text</span><span class='hs-layout'>)</span>
<a name="line-1047"></a>                <span class='hs-keyglyph'>-&gt;</span> <span class='hs-conid'>B</span><span class='hs-varop'>.</span><span class='hs-conid'>ByteString</span>
<a name="line-1048"></a>                <span class='hs-keyglyph'>-&gt;</span> <span class='hs-conid'>Maybe</span> <span class='hs-layout'>(</span><span class='hs-conid'>T</span><span class='hs-varop'>.</span><span class='hs-conid'>Text</span><span class='hs-layout'>,</span> <span class='hs-conid'>B</span><span class='hs-varop'>.</span><span class='hs-conid'>ByteString</span><span class='hs-layout'>)</span>
<a name="line-1049"></a><span class='hs-definition'>utf32SplitBytes</span> <span class='hs-varid'>dec</span> <span class='hs-varid'>bytes</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>split</span> <span class='hs-keyword'>where</span>
<a name="line-1050"></a>	<span class='hs-varid'>split</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>maybeDecode</span> <span class='hs-layout'>(</span><span class='hs-varid'>dec</span> <span class='hs-varid'>toDecode</span><span class='hs-layout'>,</span> <span class='hs-varid'>extra</span><span class='hs-layout'>)</span>
<a name="line-1051"></a>	<span class='hs-varid'>len</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>B</span><span class='hs-varop'>.</span><span class='hs-varid'>length</span> <span class='hs-varid'>bytes</span>
<a name="line-1052"></a>	<span class='hs-varid'>lenExtra</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>mod</span> <span class='hs-varid'>len</span> <span class='hs-num'>4</span>
<a name="line-1053"></a>	
<a name="line-1054"></a>	<span class='hs-varid'>lenToDecode</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>len</span> <span class='hs-comment'>-</span> <span class='hs-varid'>lenExtra</span>
<a name="line-1055"></a>	<span class='hs-layout'>(</span><span class='hs-varid'>toDecode</span><span class='hs-layout'>,</span> <span class='hs-varid'>extra</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=</span> <span class='hs-keyword'>if</span> <span class='hs-varid'>lenExtra</span> <span class='hs-varop'>==</span> <span class='hs-num'>0</span>
<a name="line-1056"></a>		<span class='hs-keyword'>then</span> <span class='hs-layout'>(</span><span class='hs-varid'>bytes</span><span class='hs-layout'>,</span> <span class='hs-conid'>B</span><span class='hs-varop'>.</span><span class='hs-varid'>empty</span><span class='hs-layout'>)</span>
<a name="line-1057"></a>		<span class='hs-keyword'>else</span> <span class='hs-conid'>B</span><span class='hs-varop'>.</span><span class='hs-varid'>splitAt</span> <span class='hs-varid'>lenToDecode</span> <span class='hs-varid'>bytes</span>
<a name="line-1058"></a>
<a name="line-1059"></a><a name="ascii"></a><span class='hs-definition'>ascii</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Codec</span>
<a name="line-1060"></a><span class='hs-definition'>ascii</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>Codec</span> <span class='hs-varid'>name</span> <span class='hs-varid'>enc</span> <span class='hs-varid'>dec</span> <span class='hs-keyword'>where</span>
<a name="line-1061"></a>	<span class='hs-varid'>name</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>T</span><span class='hs-varop'>.</span><span class='hs-varid'>pack</span> <span class='hs-str'>"ASCII"</span>
<a name="line-1062"></a>	<span class='hs-varid'>enc</span> <span class='hs-varid'>text</span> <span class='hs-keyglyph'>=</span> <span class='hs-layout'>(</span><span class='hs-varid'>bytes</span><span class='hs-layout'>,</span> <span class='hs-varid'>extra</span><span class='hs-layout'>)</span> <span class='hs-keyword'>where</span>
<a name="line-1063"></a>		<span class='hs-layout'>(</span><span class='hs-keyword'>safe</span><span class='hs-layout'>,</span> <span class='hs-keyword'>unsafe</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>tSpanBy</span> <span class='hs-layout'>(</span><span class='hs-keyglyph'>\</span><span class='hs-varid'>c</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-varid'>ord</span> <span class='hs-varid'>c</span> <span class='hs-varop'>&lt;=</span> <span class='hs-num'>0x7F</span><span class='hs-layout'>)</span> <span class='hs-varid'>text</span>
<a name="line-1064"></a>		<span class='hs-varid'>bytes</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>B8</span><span class='hs-varop'>.</span><span class='hs-varid'>pack</span> <span class='hs-layout'>(</span><span class='hs-conid'>T</span><span class='hs-varop'>.</span><span class='hs-varid'>unpack</span> <span class='hs-keyword'>safe</span><span class='hs-layout'>)</span>
<a name="line-1065"></a>		<span class='hs-varid'>extra</span> <span class='hs-keyglyph'>=</span> <span class='hs-keyword'>if</span> <span class='hs-conid'>T</span><span class='hs-varop'>.</span><span class='hs-varid'>null</span> <span class='hs-keyword'>unsafe</span>
<a name="line-1066"></a>			<span class='hs-keyword'>then</span> <span class='hs-conid'>Nothing</span>
<a name="line-1067"></a>			<span class='hs-keyword'>else</span> <span class='hs-conid'>Just</span> <span class='hs-layout'>(</span><span class='hs-varid'>illegalEnc</span> <span class='hs-varid'>name</span> <span class='hs-layout'>(</span><span class='hs-conid'>T</span><span class='hs-varop'>.</span><span class='hs-varid'>head</span> <span class='hs-keyword'>unsafe</span><span class='hs-layout'>)</span><span class='hs-layout'>,</span> <span class='hs-keyword'>unsafe</span><span class='hs-layout'>)</span>
<a name="line-1068"></a>	
<a name="line-1069"></a>	<span class='hs-varid'>dec</span> <span class='hs-varid'>bytes</span> <span class='hs-keyglyph'>=</span> <span class='hs-layout'>(</span><span class='hs-varid'>text</span><span class='hs-layout'>,</span> <span class='hs-varid'>extra</span><span class='hs-layout'>)</span> <span class='hs-keyword'>where</span>
<a name="line-1070"></a>		<span class='hs-layout'>(</span><span class='hs-keyword'>safe</span><span class='hs-layout'>,</span> <span class='hs-keyword'>unsafe</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>B</span><span class='hs-varop'>.</span><span class='hs-varid'>span</span> <span class='hs-layout'>(</span><span class='hs-varop'>&lt;=</span> <span class='hs-num'>0x7F</span><span class='hs-layout'>)</span> <span class='hs-varid'>bytes</span>
<a name="line-1071"></a>		<span class='hs-varid'>text</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>T</span><span class='hs-varop'>.</span><span class='hs-varid'>pack</span> <span class='hs-layout'>(</span><span class='hs-conid'>B8</span><span class='hs-varop'>.</span><span class='hs-varid'>unpack</span> <span class='hs-keyword'>safe</span><span class='hs-layout'>)</span>
<a name="line-1072"></a>		<span class='hs-varid'>extra</span> <span class='hs-keyglyph'>=</span> <span class='hs-keyword'>if</span> <span class='hs-conid'>B</span><span class='hs-varop'>.</span><span class='hs-varid'>null</span> <span class='hs-keyword'>unsafe</span>
<a name="line-1073"></a>			<span class='hs-keyword'>then</span> <span class='hs-conid'>Right</span> <span class='hs-conid'>B</span><span class='hs-varop'>.</span><span class='hs-varid'>empty</span>
<a name="line-1074"></a>			<span class='hs-keyword'>else</span> <span class='hs-conid'>Left</span> <span class='hs-layout'>(</span><span class='hs-varid'>illegalDec</span> <span class='hs-varid'>name</span> <span class='hs-layout'>(</span><span class='hs-conid'>B</span><span class='hs-varop'>.</span><span class='hs-varid'>head</span> <span class='hs-keyword'>unsafe</span><span class='hs-layout'>)</span><span class='hs-layout'>,</span> <span class='hs-keyword'>unsafe</span><span class='hs-layout'>)</span>
<a name="line-1075"></a>
<a name="line-1076"></a><a name="iso8859_1"></a><span class='hs-definition'>iso8859_1</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Codec</span>
<a name="line-1077"></a><span class='hs-definition'>iso8859_1</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>Codec</span> <span class='hs-varid'>name</span> <span class='hs-varid'>enc</span> <span class='hs-varid'>dec</span> <span class='hs-keyword'>where</span>
<a name="line-1078"></a>	<span class='hs-varid'>name</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>T</span><span class='hs-varop'>.</span><span class='hs-varid'>pack</span> <span class='hs-str'>"ISO-8859-1"</span>
<a name="line-1079"></a>	<span class='hs-varid'>enc</span> <span class='hs-varid'>text</span> <span class='hs-keyglyph'>=</span> <span class='hs-layout'>(</span><span class='hs-varid'>bytes</span><span class='hs-layout'>,</span> <span class='hs-varid'>extra</span><span class='hs-layout'>)</span> <span class='hs-keyword'>where</span>
<a name="line-1080"></a>		<span class='hs-layout'>(</span><span class='hs-keyword'>safe</span><span class='hs-layout'>,</span> <span class='hs-keyword'>unsafe</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>tSpanBy</span> <span class='hs-layout'>(</span><span class='hs-keyglyph'>\</span><span class='hs-varid'>c</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-varid'>ord</span> <span class='hs-varid'>c</span> <span class='hs-varop'>&lt;=</span> <span class='hs-num'>0xFF</span><span class='hs-layout'>)</span> <span class='hs-varid'>text</span>
<a name="line-1081"></a>		<span class='hs-varid'>bytes</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>B8</span><span class='hs-varop'>.</span><span class='hs-varid'>pack</span> <span class='hs-layout'>(</span><span class='hs-conid'>T</span><span class='hs-varop'>.</span><span class='hs-varid'>unpack</span> <span class='hs-keyword'>safe</span><span class='hs-layout'>)</span>
<a name="line-1082"></a>		<span class='hs-varid'>extra</span> <span class='hs-keyglyph'>=</span> <span class='hs-keyword'>if</span> <span class='hs-conid'>T</span><span class='hs-varop'>.</span><span class='hs-varid'>null</span> <span class='hs-keyword'>unsafe</span>
<a name="line-1083"></a>			<span class='hs-keyword'>then</span> <span class='hs-conid'>Nothing</span>
<a name="line-1084"></a>			<span class='hs-keyword'>else</span> <span class='hs-conid'>Just</span> <span class='hs-layout'>(</span><span class='hs-varid'>illegalEnc</span> <span class='hs-varid'>name</span> <span class='hs-layout'>(</span><span class='hs-conid'>T</span><span class='hs-varop'>.</span><span class='hs-varid'>head</span> <span class='hs-keyword'>unsafe</span><span class='hs-layout'>)</span><span class='hs-layout'>,</span> <span class='hs-keyword'>unsafe</span><span class='hs-layout'>)</span>
<a name="line-1085"></a>	
<a name="line-1086"></a>	<span class='hs-varid'>dec</span> <span class='hs-varid'>bytes</span> <span class='hs-keyglyph'>=</span> <span class='hs-layout'>(</span><span class='hs-conid'>T</span><span class='hs-varop'>.</span><span class='hs-varid'>pack</span> <span class='hs-layout'>(</span><span class='hs-conid'>B8</span><span class='hs-varop'>.</span><span class='hs-varid'>unpack</span> <span class='hs-varid'>bytes</span><span class='hs-layout'>)</span><span class='hs-layout'>,</span> <span class='hs-conid'>Right</span> <span class='hs-conid'>B</span><span class='hs-varop'>.</span><span class='hs-varid'>empty</span><span class='hs-layout'>)</span>
<a name="line-1087"></a>
<a name="line-1088"></a><a name="illegalEnc"></a><span class='hs-definition'>illegalEnc</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>T</span><span class='hs-varop'>.</span><span class='hs-conid'>Text</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-conid'>Char</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-conid'>Exc</span><span class='hs-varop'>.</span><span class='hs-conid'>SomeException</span>
<a name="line-1089"></a><span class='hs-definition'>illegalEnc</span> <span class='hs-varid'>name</span> <span class='hs-varid'>c</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>Exc</span><span class='hs-varop'>.</span><span class='hs-varid'>toException</span> <span class='hs-varop'>.</span> <span class='hs-conid'>Exc</span><span class='hs-varop'>.</span><span class='hs-conid'>ErrorCall</span> <span class='hs-varop'>$</span>
<a name="line-1090"></a>	<span class='hs-varid'>concat</span> <span class='hs-keyglyph'>[</span> <span class='hs-str'>"Codec "</span>
<a name="line-1091"></a>	       <span class='hs-layout'>,</span> <span class='hs-varid'>show</span> <span class='hs-varid'>name</span>
<a name="line-1092"></a>	       <span class='hs-layout'>,</span> <span class='hs-str'>" can't encode character "</span>
<a name="line-1093"></a>	       <span class='hs-layout'>,</span> <span class='hs-varid'>reprChar</span> <span class='hs-varid'>c</span>
<a name="line-1094"></a>	       <span class='hs-keyglyph'>]</span>
<a name="line-1095"></a>
<a name="line-1096"></a><a name="illegalDec"></a><span class='hs-definition'>illegalDec</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>T</span><span class='hs-varop'>.</span><span class='hs-conid'>Text</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-conid'>Word8</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-conid'>Exc</span><span class='hs-varop'>.</span><span class='hs-conid'>SomeException</span>
<a name="line-1097"></a><span class='hs-definition'>illegalDec</span> <span class='hs-varid'>name</span> <span class='hs-varid'>w</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>Exc</span><span class='hs-varop'>.</span><span class='hs-varid'>toException</span> <span class='hs-varop'>.</span> <span class='hs-conid'>Exc</span><span class='hs-varop'>.</span><span class='hs-conid'>ErrorCall</span> <span class='hs-varop'>$</span>
<a name="line-1098"></a>	<span class='hs-varid'>concat</span> <span class='hs-keyglyph'>[</span> <span class='hs-str'>"Codec "</span>
<a name="line-1099"></a>	       <span class='hs-layout'>,</span> <span class='hs-varid'>show</span> <span class='hs-varid'>name</span>
<a name="line-1100"></a>	       <span class='hs-layout'>,</span> <span class='hs-str'>" can't decode byte "</span>
<a name="line-1101"></a>	       <span class='hs-layout'>,</span> <span class='hs-varid'>reprWord</span> <span class='hs-varid'>w</span>
<a name="line-1102"></a>	       <span class='hs-keyglyph'>]</span>
<a name="line-1103"></a>
<a name="line-1104"></a><a name="tryEvaluate"></a><span class='hs-definition'>tryEvaluate</span> <span class='hs-keyglyph'>::</span> <span class='hs-varid'>a</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-conid'>Either</span> <span class='hs-conid'>Exc</span><span class='hs-varop'>.</span><span class='hs-conid'>SomeException</span> <span class='hs-varid'>a</span>
<a name="line-1105"></a><span class='hs-definition'>tryEvaluate</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>unsafePerformIO</span> <span class='hs-varop'>.</span> <span class='hs-conid'>Exc</span><span class='hs-varop'>.</span><span class='hs-varid'>try</span> <span class='hs-varop'>.</span> <span class='hs-conid'>Exc</span><span class='hs-varop'>.</span><span class='hs-varid'>evaluate</span>
<a name="line-1106"></a>
<a name="line-1107"></a><a name="maybeDecode"></a><span class='hs-definition'>maybeDecode</span><span class='hs-keyglyph'>::</span> <span class='hs-layout'>(</span><span class='hs-varid'>a</span><span class='hs-layout'>,</span> <span class='hs-varid'>b</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-conid'>Maybe</span> <span class='hs-layout'>(</span><span class='hs-varid'>a</span><span class='hs-layout'>,</span> <span class='hs-varid'>b</span><span class='hs-layout'>)</span>
<a name="line-1108"></a><span class='hs-definition'>maybeDecode</span> <span class='hs-layout'>(</span><span class='hs-varid'>a</span><span class='hs-layout'>,</span> <span class='hs-varid'>b</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=</span> <span class='hs-keyword'>case</span> <span class='hs-varid'>tryEvaluate</span> <span class='hs-varid'>a</span> <span class='hs-keyword'>of</span>
<a name="line-1109"></a>	<span class='hs-conid'>Left</span> <span class='hs-keyword'>_</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-conid'>Nothing</span>
<a name="line-1110"></a>	<span class='hs-conid'>Right</span> <span class='hs-keyword'>_</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-conid'>Just</span> <span class='hs-layout'>(</span><span class='hs-varid'>a</span><span class='hs-layout'>,</span> <span class='hs-varid'>b</span><span class='hs-layout'>)</span>
<a name="line-1111"></a>
<a name="line-1112"></a>
<a name="line-1113"></a><a name="toChunks"></a><span class='hs-definition'>toChunks</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>TL</span><span class='hs-varop'>.</span><span class='hs-conid'>Text</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-conid'>Stream</span> <span class='hs-conid'>T</span><span class='hs-varop'>.</span><span class='hs-conid'>Text</span>
<a name="line-1114"></a><span class='hs-definition'>toChunks</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>Chunks</span> <span class='hs-varop'>.</span> <span class='hs-conid'>TL</span><span class='hs-varop'>.</span><span class='hs-varid'>toChunks</span>
</pre></body>
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