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website: Update prism regexes for better JavaScript code highlight

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Summary:
Before:
![screen shot 2017-05-19 at 20 01 28](https://cloud.githubusercontent.com/assets/16212576/26259151/4ed69f18-3cd0-11e7-8c83-6a64646100b5.png)

After:
![screen shot 2017-05-19 at 20 01 11](https://cloud.githubusercontent.com/assets/16212576/26259166/58525ef6-3cd0-11e7-97e5-ed8f0e0a861a.png)
Closes https://github.com/facebook/react-native/pull/14065

Differential Revision: D5142775

Pulled By: hramos

fbshipit-source-id: 89dff95a5a6921365368ba223c1c8299092ba72f
This commit is contained in:
unexge 2017-05-26 17:51:09 -07:00 committed by Facebook Github Bot
parent 26ee9b94d4
commit 6cd3167b99
1 changed files with 28 additions and 4 deletions
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32
website/core/Prism.js
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@ -314,14 +314,38 @@ _.languages.clike = {
};
_.languages.javascript = _.languages.extend('clike', {
'keyword': /\b(var|let|if|else|while|do|for|return|in|instanceof|function|get|set|new|with|typeof|try|throw|catch|finally|null|break|continue|this)\b/g,
'number': /\b-?(0x[\dA-Fa-f]+|\d*\.?\d+([Ee]-?\d+)?|NaN|-?Infinity)\b/g
'keyword': /\b(as|async|await|break|case|catch|class|const|continue|debugger|default|delete|do|else|enum|export|extends|finally|for|from|function|get|if|implements|import|in|instanceof|interface|let|new|null|of|package|private|protected|public|return|set|static|super|switch|this|throw|try|typeof|var|void|while|with|yield)\b/,
'number': /\b-?(0x[\dA-Fa-f]+|0b[01]+|0o[0-7]+|\d*\.?\d+([Ee][+-]?\d+)?|NaN|Infinity)\b/,
// Allow for all non-ASCII characters (See http://stackoverflow.com/a/2008444)
'function': /[_$a-zA-Z\xA0-\uFFFF][_$a-zA-Z0-9\xA0-\uFFFF]*(?=\()/i,
'operator': /-[-=]?|\+[+=]?|!=?=?|<<?=?|>>?>?=?|=(?:==?|>)?|&[&=]?|\|[|=]?|\*\*?=?|\/=?|~|\^=?|%=?|\?|\.{3}/
});
_.languages.insertBefore('javascript', 'keyword', {
'regex': {
pattern: /(^|[^/])\/(?!\/)(\[.+?]|\\.|[^/\r\n])+\/[gim]{0,3}(?=\s*($|[\r\n,.;})]))/g,
lookbehind: true
pattern: /(^|[^/])\/(?!\/)(\[.+?]|\\.|[^/\\\r\n])+\/[gimyu]{0,5}(?=\s*($|[\r\n,.;})]))/,
lookbehind: true,
greedy: true
}
});
_.languages.insertBefore('javascript', 'string', {
'template-string': {
pattern: /`(?:\\\\|\\?[^\\])*?`/,
greedy: true,
inside: {
'interpolation': {
pattern: /\$\{[^}]+\}/,
inside: {
'interpolation-punctuation': {
pattern: /^\$\{|\}$/,
alias: 'punctuation'
},
rest: _.languages.javascript
}
},
'string': /[\s\S]+/
}
}
});