342 lines
8.7 KiB
JavaScript
342 lines
8.7 KiB
JavaScript
/**
|
|
* Original by Aaron Harun: http://aahacreative.com/2012/07/31/php-syntax-highlighting-prism/
|
|
* Modified by Miles Johnson: http://milesj.me
|
|
* Rewritten by Tom Pavelec
|
|
*
|
|
* Supports PHP 5.3 - 8.0
|
|
*/
|
|
(function (Prism) {
|
|
var comment = /\/\*[\s\S]*?\*\/|\/\/.*|#(?!\[).*/;
|
|
var constant = [
|
|
{
|
|
pattern: /\b(?:false|true)\b/i,
|
|
alias: 'boolean'
|
|
},
|
|
{
|
|
pattern: /(::\s*)\b[a-z_]\w*\b(?!\s*\()/i,
|
|
greedy: true,
|
|
lookbehind: true,
|
|
},
|
|
{
|
|
pattern: /(\b(?:case|const)\s+)\b[a-z_]\w*(?=\s*[;=])/i,
|
|
greedy: true,
|
|
lookbehind: true,
|
|
},
|
|
/\b(?:null)\b/i,
|
|
/\b[A-Z_][A-Z0-9_]*\b(?!\s*\()/,
|
|
];
|
|
var number = /\b0b[01]+(?:_[01]+)*\b|\b0o[0-7]+(?:_[0-7]+)*\b|\b0x[\da-f]+(?:_[\da-f]+)*\b|(?:\b\d+(?:_\d+)*\.?(?:\d+(?:_\d+)*)?|\B\.\d+)(?:e[+-]?\d+)?/i;
|
|
var operator = /<?=>|\?\?=?|\.{3}|\??->|[!=]=?=?|::|\*\*=?|--|\+\+|&&|\|\||<<|>>|[?~]|[/^|%*&<>.+-]=?/;
|
|
var punctuation = /[{}\[\](),:;]/;
|
|
|
|
Prism.languages.php = {
|
|
'delimiter': {
|
|
pattern: /\?>$|^<\?(?:php(?=\s)|=)?/i,
|
|
alias: 'important'
|
|
},
|
|
'comment': comment,
|
|
'variable': /\$+(?:\w+\b|(?=\{))/,
|
|
'package': {
|
|
pattern: /(namespace\s+|use\s+(?:function\s+)?)(?:\\?\b[a-z_]\w*)+\b(?!\\)/i,
|
|
lookbehind: true,
|
|
inside: {
|
|
'punctuation': /\\/
|
|
}
|
|
},
|
|
'class-name-definition': {
|
|
pattern: /(\b(?:class|enum|interface|trait)\s+)\b[a-z_]\w*(?!\\)\b/i,
|
|
lookbehind: true,
|
|
alias: 'class-name'
|
|
},
|
|
'function-definition': {
|
|
pattern: /(\bfunction\s+)[a-z_]\w*(?=\s*\()/i,
|
|
lookbehind: true,
|
|
alias: 'function'
|
|
},
|
|
'keyword': [
|
|
{
|
|
pattern: /(\(\s*)\b(?:array|bool|boolean|float|int|integer|object|string)\b(?=\s*\))/i,
|
|
alias: 'type-casting',
|
|
greedy: true,
|
|
lookbehind: true
|
|
},
|
|
{
|
|
pattern: /([(,?]\s*)\b(?:array(?!\s*\()|bool|callable|(?:false|null)(?=\s*\|)|float|int|iterable|mixed|object|self|static|string)\b(?=\s*\$)/i,
|
|
alias: 'type-hint',
|
|
greedy: true,
|
|
lookbehind: true
|
|
},
|
|
{
|
|
pattern: /(\)\s*:\s*(?:\?\s*)?)\b(?:array(?!\s*\()|bool|callable|(?:false|null)(?=\s*\|)|float|int|iterable|mixed|never|object|self|static|string|void)\b/i,
|
|
alias: 'return-type',
|
|
greedy: true,
|
|
lookbehind: true
|
|
},
|
|
{
|
|
pattern: /\b(?:array(?!\s*\()|bool|float|int|iterable|mixed|object|string|void)\b/i,
|
|
alias: 'type-declaration',
|
|
greedy: true
|
|
},
|
|
{
|
|
pattern: /(\|\s*)(?:false|null)\b|\b(?:false|null)(?=\s*\|)/i,
|
|
alias: 'type-declaration',
|
|
greedy: true,
|
|
lookbehind: true
|
|
},
|
|
{
|
|
pattern: /\b(?:parent|self|static)(?=\s*::)/i,
|
|
alias: 'static-context',
|
|
greedy: true
|
|
},
|
|
{
|
|
// yield from
|
|
pattern: /(\byield\s+)from\b/i,
|
|
lookbehind: true
|
|
},
|
|
// `class` is always a keyword unlike other keywords
|
|
/\bclass\b/i,
|
|
{
|
|
// https://www.php.net/manual/en/reserved.keywords.php
|
|
//
|
|
// keywords cannot be preceded by "->"
|
|
// the complex lookbehind means `(?<!(?:->|::)\s*)`
|
|
pattern: /((?:^|[^\s>:]|(?:^|[^-])>|(?:^|[^:]):)\s*)\b(?:abstract|and|array|as|break|callable|case|catch|clone|const|continue|declare|default|die|do|echo|else|elseif|empty|enddeclare|endfor|endforeach|endif|endswitch|endwhile|enum|eval|exit|extends|final|finally|fn|for|foreach|function|global|goto|if|implements|include|include_once|instanceof|insteadof|interface|isset|list|match|namespace|never|new|or|parent|print|private|protected|public|readonly|require|require_once|return|self|static|switch|throw|trait|try|unset|use|var|while|xor|yield|__halt_compiler)\b/i,
|
|
lookbehind: true
|
|
}
|
|
],
|
|
'argument-name': {
|
|
pattern: /([(,]\s*)\b[a-z_]\w*(?=\s*:(?!:))/i,
|
|
lookbehind: true
|
|
},
|
|
'class-name': [
|
|
{
|
|
pattern: /(\b(?:extends|implements|instanceof|new(?!\s+self|\s+static))\s+|\bcatch\s*\()\b[a-z_]\w*(?!\\)\b/i,
|
|
greedy: true,
|
|
lookbehind: true
|
|
},
|
|
{
|
|
pattern: /(\|\s*)\b[a-z_]\w*(?!\\)\b/i,
|
|
greedy: true,
|
|
lookbehind: true
|
|
},
|
|
{
|
|
pattern: /\b[a-z_]\w*(?!\\)\b(?=\s*\|)/i,
|
|
greedy: true
|
|
},
|
|
{
|
|
pattern: /(\|\s*)(?:\\?\b[a-z_]\w*)+\b/i,
|
|
alias: 'class-name-fully-qualified',
|
|
greedy: true,
|
|
lookbehind: true,
|
|
inside: {
|
|
'punctuation': /\\/
|
|
}
|
|
},
|
|
{
|
|
pattern: /(?:\\?\b[a-z_]\w*)+\b(?=\s*\|)/i,
|
|
alias: 'class-name-fully-qualified',
|
|
greedy: true,
|
|
inside: {
|
|
'punctuation': /\\/
|
|
}
|
|
},
|
|
{
|
|
pattern: /(\b(?:extends|implements|instanceof|new(?!\s+self\b|\s+static\b))\s+|\bcatch\s*\()(?:\\?\b[a-z_]\w*)+\b(?!\\)/i,
|
|
alias: 'class-name-fully-qualified',
|
|
greedy: true,
|
|
lookbehind: true,
|
|
inside: {
|
|
'punctuation': /\\/
|
|
}
|
|
},
|
|
{
|
|
pattern: /\b[a-z_]\w*(?=\s*\$)/i,
|
|
alias: 'type-declaration',
|
|
greedy: true
|
|
},
|
|
{
|
|
pattern: /(?:\\?\b[a-z_]\w*)+(?=\s*\$)/i,
|
|
alias: ['class-name-fully-qualified', 'type-declaration'],
|
|
greedy: true,
|
|
inside: {
|
|
'punctuation': /\\/
|
|
}
|
|
},
|
|
{
|
|
pattern: /\b[a-z_]\w*(?=\s*::)/i,
|
|
alias: 'static-context',
|
|
greedy: true
|
|
},
|
|
{
|
|
pattern: /(?:\\?\b[a-z_]\w*)+(?=\s*::)/i,
|
|
alias: ['class-name-fully-qualified', 'static-context'],
|
|
greedy: true,
|
|
inside: {
|
|
'punctuation': /\\/
|
|
}
|
|
},
|
|
{
|
|
pattern: /([(,?]\s*)[a-z_]\w*(?=\s*\$)/i,
|
|
alias: 'type-hint',
|
|
greedy: true,
|
|
lookbehind: true
|
|
},
|
|
{
|
|
pattern: /([(,?]\s*)(?:\\?\b[a-z_]\w*)+(?=\s*\$)/i,
|
|
alias: ['class-name-fully-qualified', 'type-hint'],
|
|
greedy: true,
|
|
lookbehind: true,
|
|
inside: {
|
|
'punctuation': /\\/
|
|
}
|
|
},
|
|
{
|
|
pattern: /(\)\s*:\s*(?:\?\s*)?)\b[a-z_]\w*(?!\\)\b/i,
|
|
alias: 'return-type',
|
|
greedy: true,
|
|
lookbehind: true
|
|
},
|
|
{
|
|
pattern: /(\)\s*:\s*(?:\?\s*)?)(?:\\?\b[a-z_]\w*)+\b(?!\\)/i,
|
|
alias: ['class-name-fully-qualified', 'return-type'],
|
|
greedy: true,
|
|
lookbehind: true,
|
|
inside: {
|
|
'punctuation': /\\/
|
|
}
|
|
}
|
|
],
|
|
'constant': constant,
|
|
'function': {
|
|
pattern: /(^|[^\\\w])\\?[a-z_](?:[\w\\]*\w)?(?=\s*\()/i,
|
|
lookbehind: true,
|
|
inside: {
|
|
'punctuation': /\\/
|
|
}
|
|
},
|
|
'property': {
|
|
pattern: /(->\s*)\w+/,
|
|
lookbehind: true
|
|
},
|
|
'number': number,
|
|
'operator': operator,
|
|
'punctuation': punctuation
|
|
};
|
|
|
|
var string_interpolation = {
|
|
pattern: /\{\$(?:\{(?:\{[^{}]+\}|[^{}]+)\}|[^{}])+\}|(^|[^\\{])\$+(?:\w+(?:\[[^\r\n\[\]]+\]|->\w+)?)/,
|
|
lookbehind: true,
|
|
inside: Prism.languages.php
|
|
};
|
|
|
|
var string = [
|
|
{
|
|
pattern: /<<<'([^']+)'[\r\n](?:.*[\r\n])*?\1;/,
|
|
alias: 'nowdoc-string',
|
|
greedy: true,
|
|
inside: {
|
|
'delimiter': {
|
|
pattern: /^<<<'[^']+'|[a-z_]\w*;$/i,
|
|
alias: 'symbol',
|
|
inside: {
|
|
'punctuation': /^<<<'?|[';]$/
|
|
}
|
|
}
|
|
}
|
|
},
|
|
{
|
|
pattern: /<<<(?:"([^"]+)"[\r\n](?:.*[\r\n])*?\1;|([a-z_]\w*)[\r\n](?:.*[\r\n])*?\2;)/i,
|
|
alias: 'heredoc-string',
|
|
greedy: true,
|
|
inside: {
|
|
'delimiter': {
|
|
pattern: /^<<<(?:"[^"]+"|[a-z_]\w*)|[a-z_]\w*;$/i,
|
|
alias: 'symbol',
|
|
inside: {
|
|
'punctuation': /^<<<"?|[";]$/
|
|
}
|
|
},
|
|
'interpolation': string_interpolation
|
|
}
|
|
},
|
|
{
|
|
pattern: /`(?:\\[\s\S]|[^\\`])*`/,
|
|
alias: 'backtick-quoted-string',
|
|
greedy: true
|
|
},
|
|
{
|
|
pattern: /'(?:\\[\s\S]|[^\\'])*'/,
|
|
alias: 'single-quoted-string',
|
|
greedy: true
|
|
},
|
|
{
|
|
pattern: /"(?:\\[\s\S]|[^\\"])*"/,
|
|
alias: 'double-quoted-string',
|
|
greedy: true,
|
|
inside: {
|
|
'interpolation': string_interpolation
|
|
}
|
|
}
|
|
];
|
|
|
|
Prism.languages.insertBefore('php', 'variable', {
|
|
'string': string,
|
|
'attribute': {
|
|
pattern: /#\[(?:[^"'\/#]|\/(?![*/])|\/\/.*$|#(?!\[).*$|\/\*(?:[^*]|\*(?!\/))*\*\/|"(?:\\[\s\S]|[^\\"])*"|'(?:\\[\s\S]|[^\\'])*')+\](?=\s*[a-z$#])/im,
|
|
greedy: true,
|
|
inside: {
|
|
'attribute-content': {
|
|
pattern: /^(#\[)[\s\S]+(?=\]$)/,
|
|
lookbehind: true,
|
|
// inside can appear subset of php
|
|
inside: {
|
|
'comment': comment,
|
|
'string': string,
|
|
'attribute-class-name': [
|
|
{
|
|
pattern: /([^:]|^)\b[a-z_]\w*(?!\\)\b/i,
|
|
alias: 'class-name',
|
|
greedy: true,
|
|
lookbehind: true
|
|
},
|
|
{
|
|
pattern: /([^:]|^)(?:\\?\b[a-z_]\w*)+/i,
|
|
alias: [
|
|
'class-name',
|
|
'class-name-fully-qualified'
|
|
],
|
|
greedy: true,
|
|
lookbehind: true,
|
|
inside: {
|
|
'punctuation': /\\/
|
|
}
|
|
}
|
|
],
|
|
'constant': constant,
|
|
'number': number,
|
|
'operator': operator,
|
|
'punctuation': punctuation
|
|
}
|
|
},
|
|
'delimiter': {
|
|
pattern: /^#\[|\]$/,
|
|
alias: 'punctuation'
|
|
}
|
|
}
|
|
},
|
|
});
|
|
|
|
Prism.hooks.add('before-tokenize', function (env) {
|
|
if (!/<\?/.test(env.code)) {
|
|
return;
|
|
}
|
|
|
|
var phpPattern = /<\?(?:[^"'/#]|\/(?![*/])|("|')(?:\\[\s\S]|(?!\1)[^\\])*\1|(?:\/\/|#(?!\[))(?:[^?\n\r]|\?(?!>))*(?=$|\?>|[\r\n])|#\[|\/\*(?:[^*]|\*(?!\/))*(?:\*\/|$))*?(?:\?>|$)/g;
|
|
Prism.languages['markup-templating'].buildPlaceholders(env, 'php', phpPattern);
|
|
});
|
|
|
|
Prism.hooks.add('after-tokenize', function (env) {
|
|
Prism.languages['markup-templating'].tokenizePlaceholders(env, 'php');
|
|
});
|
|
|
|
}(Prism));
|