/usr/share/gocode/src/github.com/alecthomas/chroma/lexers/c/coffee.go is in golang-github-alecthomas-chroma-dev 0.4.0+git20180402.51d250f-1.
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 | package c
import (
. "github.com/alecthomas/chroma" // nolint
"github.com/alecthomas/chroma/lexers/internal"
)
// Coffeescript lexer.
var Coffeescript = internal.Register(MustNewLexer(
&Config{
Name: "CoffeeScript",
Aliases: []string{"coffee-script", "coffeescript", "coffee"},
Filenames: []string{"*.coffee"},
MimeTypes: []string{"text/coffeescript"},
NotMultiline: true,
DotAll: true,
},
Rules{
"commentsandwhitespace": {
{`\s+`, Text, nil},
{`###[^#].*?###`, CommentMultiline, nil},
{`#(?!##[^#]).*?\n`, CommentSingle, nil},
},
"multilineregex": {
{`[^/#]+`, LiteralStringRegex, nil},
{`///([gim]+\b|\B)`, LiteralStringRegex, Pop(1)},
{`#\{`, LiteralStringInterpol, Push("interpoling_string")},
{`[/#]`, LiteralStringRegex, nil},
},
"slashstartsregex": {
Include("commentsandwhitespace"),
{`///`, LiteralStringRegex, Push("#pop", "multilineregex")},
{`/(?! )(\\.|[^[/\\\n]|\[(\\.|[^\]\\\n])*])+/([gim]+\b|\B)`, LiteralStringRegex, Pop(1)},
{`/`, Operator, nil},
Default(Pop(1)),
},
"root": {
Include("commentsandwhitespace"),
{`^(?=\s|/)`, Text, Push("slashstartsregex")},
{"\\+\\+|~|&&|\\band\\b|\\bor\\b|\\bis\\b|\\bisnt\\b|\\bnot\\b|\\?|:|\\|\\||\\\\(?=\\n)|(<<|>>>?|==?(?!>)|!=?|=(?!>)|-(?!>)|[<>+*`%&\\|\\^/])=?", Operator, Push("slashstartsregex")},
{`(?:\([^()]*\))?\s*[=-]>`, NameFunction, Push("slashstartsregex")},
{`[{(\[;,]`, Punctuation, Push("slashstartsregex")},
{`[})\].]`, Punctuation, nil},
{`(?<![.$])(for|own|in|of|while|until|loop|break|return|continue|switch|when|then|if|unless|else|throw|try|catch|finally|new|delete|typeof|instanceof|super|extends|this|class|by)\b`, Keyword, Push("slashstartsregex")},
{`(?<![.$])(true|false|yes|no|on|off|null|NaN|Infinity|undefined)\b`, KeywordConstant, nil},
{`(Array|Boolean|Date|Error|Function|Math|netscape|Number|Object|Packages|RegExp|String|sun|decodeURI|decodeURIComponent|encodeURI|encodeURIComponent|eval|isFinite|isNaN|parseFloat|parseInt|document|window)\b`, NameBuiltin, nil},
{`[$a-zA-Z_][\w.:$]*\s*[:=]\s`, NameVariable, Push("slashstartsregex")},
{`@[$a-zA-Z_][\w.:$]*\s*[:=]\s`, NameVariableInstance, Push("slashstartsregex")},
{`@`, NameOther, Push("slashstartsregex")},
{`@?[$a-zA-Z_][\w$]*`, NameOther, nil},
{`[0-9][0-9]*\.[0-9]+([eE][0-9]+)?[fd]?`, LiteralNumberFloat, nil},
{`0x[0-9a-fA-F]+`, LiteralNumberHex, nil},
{`[0-9]+`, LiteralNumberInteger, nil},
{`"""`, LiteralString, Push("tdqs")},
{`'''`, LiteralString, Push("tsqs")},
{`"`, LiteralString, Push("dqs")},
{`'`, LiteralString, Push("sqs")},
},
"strings": {
{`[^#\\\'"]+`, LiteralString, nil},
},
"interpoling_string": {
{`\}`, LiteralStringInterpol, Pop(1)},
Include("root"),
},
"dqs": {
{`"`, LiteralString, Pop(1)},
{`\\.|\'`, LiteralString, nil},
{`#\{`, LiteralStringInterpol, Push("interpoling_string")},
{`#`, LiteralString, nil},
Include("strings"),
},
"sqs": {
{`'`, LiteralString, Pop(1)},
{`#|\\.|"`, LiteralString, nil},
Include("strings"),
},
"tdqs": {
{`"""`, LiteralString, Pop(1)},
{`\\.|\'|"`, LiteralString, nil},
{`#\{`, LiteralStringInterpol, Push("interpoling_string")},
{`#`, LiteralString, nil},
Include("strings"),
},
"tsqs": {
{`'''`, LiteralString, Pop(1)},
{`#|\\.|\'|"`, LiteralString, nil},
Include("strings"),
},
},
))
|