122 lines
3.4 KiB
JavaScript
122 lines
3.4 KiB
JavaScript
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/**
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* Original by Aaron Harun: http://aahacreative.com/2012/07/31/php-syntax-highlighting-prism/
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* Modified by Miles Johnson: http://milesj.me
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*
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* Supports the following:
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* - Extends clike syntax
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* - Support for PHP 5.3+ (namespaces, traits, generators, etc)
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* - Smarter constant and function matching
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*
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* Adds the following new token classes:
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* constant, delimiter, variable, function, package
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*/
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(function (Prism) {
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Prism.languages.php = Prism.languages.extend('clike', {
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'keyword': /\b(?:and|or|xor|array|as|break|case|cfunction|class|const|continue|declare|default|die|do|else|elseif|enddeclare|endfor|endforeach|endif|endswitch|endwhile|extends|for|foreach|function|include|include_once|global|if|new|return|static|switch|use|require|require_once|var|while|abstract|interface|public|implements|private|protected|parent|throw|null|echo|print|trait|namespace|final|yield|goto|instanceof|finally|try|catch)\b/i,
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'constant': /\b[A-Z0-9_]{2,}\b/,
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'comment': {
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pattern: /(^|[^\\])(?:\/\*[\s\S]*?\*\/|\/\/.*)/,
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lookbehind: true
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}
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});
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Prism.languages.insertBefore('php', 'string', {
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'shell-comment': {
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pattern: /(^|[^\\])#.*/,
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lookbehind: true,
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alias: 'comment'
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}
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});
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Prism.languages.insertBefore('php', 'keyword', {
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'delimiter': {
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pattern: /\?>|<\?(?:php|=)?/i,
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alias: 'important'
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},
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'variable': /\$+(?:\w+\b|(?={))/i,
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'package': {
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pattern: /(\\|namespace\s+|use\s+)[\w\\]+/,
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lookbehind: true,
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inside: {
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punctuation: /\\/
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}
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}
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});
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// Must be defined after the function pattern
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Prism.languages.insertBefore('php', 'operator', {
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'property': {
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pattern: /(->)[\w]+/,
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lookbehind: true
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}
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});
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var string_interpolation = {
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pattern: /{\$(?:{(?:{[^{}]+}|[^{}]+)}|[^{}])+}|(^|[^\\{])\$+(?:\w+(?:\[.+?]|->\w+)*)/,
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lookbehind: true,
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inside: {
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rest: Prism.languages.php
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}
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};
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Prism.languages.insertBefore('php', 'string', {
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'nowdoc-string': {
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pattern: /<<<'([^']+)'(?:\r\n?|\n)(?:.*(?:\r\n?|\n))*?\1;/,
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greedy: true,
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alias: 'string',
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inside: {
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'delimiter': {
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pattern: /^<<<'[^']+'|[a-z_]\w*;$/i,
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alias: 'symbol',
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inside: {
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'punctuation': /^<<<'?|[';]$/
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}
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}
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}
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},
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'heredoc-string': {
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pattern: /<<<(?:"([^"]+)"(?:\r\n?|\n)(?:.*(?:\r\n?|\n))*?\1;|([a-z_]\w*)(?:\r\n?|\n)(?:.*(?:\r\n?|\n))*?\2;)/i,
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greedy: true,
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alias: 'string',
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inside: {
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'delimiter': {
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pattern: /^<<<(?:"[^"]+"|[a-z_]\w*)|[a-z_]\w*;$/i,
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alias: 'symbol',
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inside: {
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'punctuation': /^<<<"?|[";]$/
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}
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},
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'interpolation': string_interpolation // See below
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}
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},
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'single-quoted-string': {
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pattern: /'(?:\\[\s\S]|[^\\'])*'/,
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greedy: true,
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alias: 'string'
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},
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'double-quoted-string': {
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pattern: /"(?:\\[\s\S]|[^\\"])*"/,
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greedy: true,
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alias: 'string',
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inside: {
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'interpolation': string_interpolation // See below
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}
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}
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});
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// The different types of PHP strings "replace" the C-like standard string
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delete Prism.languages.php['string'];
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Prism.hooks.add('before-tokenize', function(env) {
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if (!/(?:<\?php|<\?)/ig.test(env.code)) {
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return;
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}
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var phpPattern = /(?:<\?php|<\?)[\s\S]*?(?:\?>|$)/ig;
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Prism.languages['markup-templating'].buildPlaceholders(env, 'php', phpPattern);
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});
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Prism.hooks.add('after-tokenize', function(env) {
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Prism.languages['markup-templating'].tokenizePlaceholders(env, 'php');
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});
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}(Prism));
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