| 1 | Prism.languages.livescript = {
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| 2 | 'comment': [
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| 3 | {
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| 4 | pattern: /(^|[^\\])\/\*[\s\S]*?\*\//,
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| 5 | lookbehind: true
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| 6 | },
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| 7 | {
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| 8 | pattern: /(^|[^\\])#.*/,
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| 9 | lookbehind: true
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| 10 | }
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| 11 | ],
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| 12 | 'interpolated-string': {
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| 13 | /* Look-behind and look-ahead prevents wrong behavior of the greedy pattern
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| 14 | * forcing it to match """-quoted string when it would otherwise match "-quoted first. */
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| 15 | pattern: /(^|[^"])("""|")(?:\\[\s\S]|(?!\2)[^\\])*\2(?!")/,
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| 16 | lookbehind: true,
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| 17 | greedy: true,
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| 18 | inside: {
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| 19 | 'variable': {
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| 20 | pattern: /(^|[^\\])#[a-z_](?:-?[a-z]|[\d_])*/m,
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| 21 | lookbehind: true
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| 22 | },
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| 23 | 'interpolation': {
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| 24 | pattern: /(^|[^\\])#\{[^}]+\}/m,
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| 25 | lookbehind: true,
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| 26 | inside: {
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| 27 | 'interpolation-punctuation': {
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| 28 | pattern: /^#\{|\}$/,
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| 29 | alias: 'variable'
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| 30 | }
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| 31 | // See rest below
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| 32 | }
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| 33 | },
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| 34 | 'string': /[\s\S]+/
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| 35 | }
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| 36 | },
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| 37 | 'string': [
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| 38 | {
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| 39 | pattern: /('''|')(?:\\[\s\S]|(?!\1)[^\\])*\1/,
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| 40 | greedy: true
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| 41 | },
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| 42 | {
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| 43 | pattern: /<\[[\s\S]*?\]>/,
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| 44 | greedy: true
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| 45 | },
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| 46 | /\\[^\s,;\])}]+/
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| 47 | ],
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| 48 | 'regex': [
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| 49 | {
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| 50 | pattern: /\/\/(?:\[[^\r\n\]]*\]|\\.|(?!\/\/)[^\\\[])+\/\/[gimyu]{0,5}/,
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| 51 | greedy: true,
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| 52 | inside: {
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| 53 | 'comment': {
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| 54 | pattern: /(^|[^\\])#.*/,
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| 55 | lookbehind: true
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| 56 | }
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| 57 | }
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| 58 | },
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| 59 | {
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| 60 | pattern: /\/(?:\[[^\r\n\]]*\]|\\.|[^/\\\r\n\[])+\/[gimyu]{0,5}/,
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| 61 | greedy: true
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| 62 | }
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| 63 | ],
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| 64 | 'keyword': {
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| 65 | pattern: /(^|(?!-).)\b(?:break|case|catch|class|const|continue|default|do|else|extends|fallthrough|finally|for(?: ever)?|function|if|implements|it|let|loop|new|null|otherwise|own|return|super|switch|that|then|this|throw|try|unless|until|var|void|when|while|yield)(?!-)\b/m,
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| 66 | lookbehind: true
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| 67 | },
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| 68 | 'keyword-operator': {
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| 69 | pattern: /(^|[^-])\b(?:(?:delete|require|typeof)!|(?:and|by|delete|export|from|import(?: all)?|in|instanceof|is(?: not|nt)?|not|of|or|til|to|typeof|with|xor)(?!-)\b)/m,
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| 70 | lookbehind: true,
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| 71 | alias: 'operator'
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| 72 | },
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| 73 | 'boolean': {
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| 74 | pattern: /(^|[^-])\b(?:false|no|off|on|true|yes)(?!-)\b/m,
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| 75 | lookbehind: true
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| 76 | },
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| 77 | 'argument': {
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| 78 | // Don't match .&. nor &&
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| 79 | pattern: /(^|(?!\.&\.)[^&])&(?!&)\d*/m,
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| 80 | lookbehind: true,
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| 81 | alias: 'variable'
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| 82 | },
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| 83 | 'number': /\b(?:\d+~[\da-z]+|\d[\d_]*(?:\.\d[\d_]*)?(?:[a-z]\w*)?)/i,
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| 84 | 'identifier': /[a-z_](?:-?[a-z]|[\d_])*/i,
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| 85 | 'operator': [
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| 86 | // Spaced .
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| 87 | {
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| 88 | pattern: /( )\.(?= )/,
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| 89 | lookbehind: true
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| 90 | },
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| 91 | // Full list, in order:
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| 92 | // .= .~ .. ...
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| 93 | // .&. .^. .<<. .>>. .>>>.
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| 94 | // := :: ::=
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| 95 | // &&
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| 96 | // || |>
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| 97 | // < << <<< <<<<
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| 98 | // <- <-- <-! <--!
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| 99 | // <~ <~~ <~! <~~!
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| 100 | // <| <= <?
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| 101 | // > >> >= >?
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| 102 | // - -- -> -->
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| 103 | // + ++
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| 104 | // @ @@
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| 105 | // % %%
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| 106 | // * **
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| 107 | // ! != !~=
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| 108 | // !~> !~~>
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| 109 | // !-> !-->
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| 110 | // ~ ~> ~~> ~=
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| 111 | // = ==
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| 112 | // ^ ^^
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| 113 | // / ?
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| 114 | /\.(?:[=~]|\.\.?)|\.(?:[&|^]|<<|>>>?)\.|:(?:=|:=?)|&&|\|[|>]|<(?:<<?<?|--?!?|~~?!?|[|=?])?|>[>=?]?|-(?:->?|>)?|\+\+?|@@?|%%?|\*\*?|!(?:~?=|--?>|~?~>)?|~(?:~?>|=)?|==?|\^\^?|[\/?]/
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| 115 | ],
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| 116 | 'punctuation': /[(){}\[\]|.,:;`]/
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| 117 | };
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| 118 |
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| 119 | Prism.languages.livescript['interpolated-string'].inside['interpolation'].inside.rest = Prism.languages.livescript;
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