/usr/lib/ruby/vendor_ruby/erubis/engine/ejavascript.rb is in ruby-erubis 2.7.0-3.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 | ##
## $Release: 2.7.0 $
## copyright(c) 2006-2011 kuwata-lab.com all rights reserved.
##
require 'erubis/engine'
require 'erubis/enhancer'
module Erubis
module JavascriptGenerator
include Generator
def self.supported_properties() # :nodoc:
list = []
#list << [:indent, '', "indent spaces (ex. ' ')"]
#list << [:bufvar, '_buf', "output buffer variable name"]
list << [:docwrite, true, "use 'document.write()' when true"]
return list
end
def init_generator(properties={})
super
@escapefunc ||= 'escape'
@indent = properties[:indent] || ''
@bufvar = properties[:bufvar] || '_buf'
@docwrite = properties[:docwrite] != false # '!= false' will be removed in the next release
end
def add_preamble(src)
src << "#{@indent}var #{@bufvar} = [];"
end
def escape_text(text)
@@table_ ||= { "\r"=>"\\r", "\n"=>"\\n\\\n", "\t"=>"\\t", '"'=>'\\"', "\\"=>"\\\\" }
return text.gsub!(/[\r\n\t"\\]/) { |m| @@table_[m] } || text
end
def add_indent(src, indent)
src << (src.empty? || src[-1] == ?\n ? indent : ' ')
end
def add_text(src, text)
return if text.empty?
add_indent(src, @indent)
src << @bufvar << '.push("'
s = escape_text(text)
if s[-1] == ?\n
s[-2, 2] = ''
src << s << "\");\n"
else
src << s << "\");"
end
end
def add_stmt(src, code)
src << code
end
def add_expr_literal(src, code)
add_indent(src, @indent)
code.strip!
src << "#{@bufvar}.push(#{code});"
end
def add_expr_escaped(src, code)
add_expr_literal(src, escaped_expr(code))
end
def add_expr_debug(src, code)
add_indent(src, @indent)
code.strip!
src << "alert(\"*** debug: #{code}=\"+(#{code}));"
end
def add_postamble(src)
src << "\n" if src[-1] == ?;
if @docwrite
src << @indent << 'document.write(' << @bufvar << ".join(\"\"));\n"
else
src << @indent << @bufvar << ".join(\"\");\n"
end
end
end
##
## engine for JavaScript
##
class Ejavascript < Basic::Engine
include JavascriptGenerator
end
class EscapedEjavascript < Ejavascript
include EscapeEnhancer
end
#class XmlEjavascript < Ejavascript
# include EscapeEnhancer
#end
class PI::Ejavascript < PI::Engine
include JavascriptGenerator
def init_converter(properties={})
@pi = 'js'
super(properties)
end
end
end
|