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/**
* Original by Samuel Flores
*
* Adds the following new token classes:
* constant, builtin, variable, symbol, regex
*/
(function (Prism) {
Prism.languages.ruby = Prism.languages.extend('clike', {
'comment': [
/#.*/,
{
pattern: /^=begin\s[\s\S]*?^=end/m,
greedy: true
}
],
'class-name': {
pattern: /(\b(?:class)\s+|\bcatch\s+\()[\w.\\]+/i,
lookbehind: true,
inside: {
'punctuation': /[.\\]/
}
},
'keyword': /\b(?:alias|and|BEGIN|begin|break|case|class|def|define_method|defined|do|each|else|elsif|END|end|ensure|extend|for|if|in|include|module|new|next|nil|not|or|prepend|protected|private|public|raise|redo|require|rescue|retry|return|self|super|then|throw|undef|unless|until|when|while|yield)\b/
});
var interpolation = {
pattern: /#\{[^}]+\}/,
inside: {
'delimiter': {
pattern: /^#\{|\}$/,
alias: 'tag'
},
rest: Prism.languages.ruby
}
};
delete Prism.languages.ruby.function;
Prism.languages.insertBefore('ruby', 'keyword', {
'regex': [
{
pattern: RegExp(/%r/.source + '(?:' + [
/([^a-zA-Z0-9\s{(\[<])(?:(?!\1)[^\\]|\\[\s\S])*\1[gim]{0,3}/.source,
/\((?:[^()\\]|\\[\s\S])*\)[gim]{0,3}/.source,
// Here we need to specifically allow interpolation
/\{(?:[^#{}\\]|#(?:\{[^}]+\})?|\\[\s\S])*\}[gim]{0,3}/.source,
/\[(?:[^\[\]\\]|\\[\s\S])*\][gim]{0,3}/.source,
/<(?:[^<>\\]|\\[\s\S])*>[gim]{0,3}/.source
].join('|') + ')'),
greedy: true,
inside: {
'interpolation': interpolation
}
},
{
pattern: /(^|[^/])\/(?!\/)(?:\[[^\r\n\]]+\]|\\.|[^[/\\\r\n])+\/[gim]{0,3}(?=\s*(?:$|[\r\n,.;})]))/,
lookbehind: true,
greedy: true
}
],
'variable': /[@$]+[a-zA-Z_]\w*(?:[?!]|\b)/,
'symbol': {
pattern: /(^|[^:]):[a-zA-Z_]\w*(?:[?!]|\b)/,
lookbehind: true
},
'method-definition': {
pattern: /(\bdef\s+)[\w.]+/,
lookbehind: true,
inside: {
'function': /\w+$/,
rest: Prism.languages.ruby
}
}
});
Prism.languages.insertBefore('ruby', 'number', {
'builtin': /\b(?:Array|Bignum|Binding|Class|Continuation|Dir|Exception|FalseClass|File|Stat|Fixnum|Float|Hash|Integer|IO|MatchData|Method|Module|NilClass|Numeric|Object|Proc|Range|Regexp|String|Struct|TMS|Symbol|ThreadGroup|Thread|Time|TrueClass)\b/,
'constant': /\b[A-Z]\w*(?:[?!]|\b)/
});
Prism.languages.ruby.string = [
{
pattern: RegExp(/%[qQiIwWxs]?/.source + '(?:' + [
/([^a-zA-Z0-9\s{(\[<])(?:(?!\1)[^\\]|\\[\s\S])*\1/.source,
/\((?:[^()\\]|\\[\s\S])*\)/.source,
// Here we need to specifically allow interpolation
/\{(?:[^#{}\\]|#(?:\{[^}]+\})?|\\[\s\S])*\}/.source,
/\[(?:[^\[\]\\]|\\[\s\S])*\]/.source,
/<(?:[^<>\\]|\\[\s\S])*>/.source
].join('|') + ')'),
greedy: true,
inside: {
'interpolation': interpolation
}
},
{
// BUG: NVD-CWE-noinfo Insufficient Information
// pattern: /("|')(?:#\{[^}]+\}|\\(?:\r\n|[\s\S])|(?!\1)[^\\\r\n])*\1/,
// FIXED:
pattern: /("|')(?:#\{[^}]+\}|#(?!\{)|\\(?:\r\n|[\s\S])|(?!\1)[^\\#\r\n])*\1/,
greedy: true,
inside: {
'interpolation': interpolation
}
}
];
Prism.languages.rb = Prism.languages.ruby;
}(Prism));
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