/** * 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'		},		/\b[A-Z_][A-Z0-9_]*\b(?!\s*\()/,		/\b(?:null)\b/i,	];	// BUG: NVD-CWE-noinfo Insufficient Information	// var number = /\b0b[01]+\b|\b0x[\da-f]+\b|(?:\b\d+(?:_\d+)*\.?(?:\d+(?:_\d+)*)*|\B\.\d+)(?:e[+-]?\d+)?/i;	// FIXED: 	var number = /\b0b[01]+\b|\b0x[\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|(?={))/i,		'package': {			pattern: /(namespace\s+|use\s+(?:function\s+)?)(?:\\?\b[a-z_]\w*)+\b(?!\\)/i,			lookbehind: true,			inside: {				'punctuation': /\\/			}		},		'keyword': [			{				pattern: /(\(\s*)\b(?:bool|boolean|int|integer|float|string|object|array)\b(?=\s*\))/i,				alias: 'type-casting',				greedy: true,				lookbehind: true			},			{				pattern: /([(,?]\s*)\b(?:bool|int|float|string|object|array(?!\s*\()|mixed|self|static|callable|iterable|(?:null|false)(?=\s*\|))\b(?=\s*\$)/i,				alias: 'type-hint',				greedy: true,				lookbehind: true			},			{				pattern: /([(,?]\s*[a-z0-9_|]\|\s*)(?:null|false)\b(?=\s*\$)/i,				alias: 'type-hint',				greedy: true,				lookbehind: true			},			{				pattern: /(\)\s*:\s*\??\s*)\b(?:bool|int|float|string|object|void|array(?!\s*\()|mixed|self|static|callable|iterable|(?:null|false)(?=\s*\|))\b/i,				alias: 'return-type',				greedy: true,				lookbehind: true			},			{				pattern: /(\)\s*:\s*\??\s*[a-z0-9_|]\|\s*)(?:null|false)\b/i,				alias: 'return-type',				greedy: true,				lookbehind: true			},			{				pattern: /\b(?:bool|int|float|string|object|void|array(?!\s*\()|mixed|iterable|(?:null|false)(?=\s*\|))\b/i,				alias: 'type-declaration',				greedy: true			},			{				pattern: /(\|\s*)(?:null|false)\b/i,				alias: 'type-declaration',				greedy: true,				lookbehind: true			},			{				pattern: /\b(?:parent|self|static)(?=\s*::)/i,				alias: 'static-context',				greedy: true			},			/\b(?:__halt_compiler|abstract|and|array|as|break|callable|case|catch|class|clone|const|continue|declare|default|die|do|echo|else|elseif|empty|enddeclare|endfor|endforeach|endif|endswitch|endwhile|eval|exit|extends|final|finally|for|foreach|function|global|goto|if|implements|include|include_once|instanceof|insteadof|interface|isset|list|namespace|match|new|or|parent|print|private|protected|public|require|require_once|return|self|static|switch|throw|trait|try|unset|use|var|while|xor|yield)\b/i		],		'argument-name': /\b[a-z_]\w*(?=\s*:(?!:))/i,		'class-name': [			{				pattern: /(\b(?:class|interface|extends|implements|trait|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': /\w+\s*(?=\()/,		'property': {			pattern: /(->)[\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 // See below			}		},		{			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 // See below			}		}	];	Prism.languages.insertBefore('php', 'variable', {		'string': string,	});	Prism.languages.insertBefore('php', 'variable', {		'attribute': {			pattern: /#\[(?:[^"'\/#]|\/(?![*/])|\/\/.*$|#(?!\[).*$|\/\*(?:[^*]|\*(?!\/))*\*\/|"(?:\\[\s\S]|[^\\"])*"|'(?:\\[\s\S]|[^\\'])*')+\](?=\s*[a-z$#])/mi,			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])|#\[|\/\*[\s\S]*?(?:\*\/|$))*?(?:\?>|$)/ig;		Prism.languages['markup-templating'].buildPlaceholders(env, 'php', phpPattern);	});	Prism.hooks.add('after-tokenize', function(env) {		Prism.languages['markup-templating'].tokenizePlaceholders(env, 'php');	});}(Prism));