kmx.io/prism.js/components/prism-abnf.js

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• Hash : 79d22182
  Author :
  Date : 2021-06-08T13:50:35
  

  FIxed some cases of quadratic worst-case runtime (#2922)

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• components/prism-abnf.js

• (function (Prism) {
  
  	var coreRules = '(?:ALPHA|BIT|CHAR|CR|CRLF|CTL|DIGIT|DQUOTE|HEXDIG|HTAB|LF|LWSP|OCTET|SP|VCHAR|WSP)';
  
  	Prism.languages.abnf = {
  		'comment': /;.*/,
  		'string': {
  			pattern: /(?:%[is])?"[^"\n\r]*"/,
  			greedy: true,
  			inside: {
  				'punctuation': /^%[is]/
  			}
  		},
  		'range': {
  			pattern: /%(?:b[01]+-[01]+|d\d+-\d+|x[A-F\d]+-[A-F\d]+)/i,
  			alias: 'number'
  		},
  		'terminal': {
  			pattern: /%(?:b[01]+(?:\.[01]+)*|d\d+(?:\.\d+)*|x[A-F\d]+(?:\.[A-F\d]+)*)/i,
  			alias: 'number'
  		},
  		'repetition': {
  			pattern: /(^|[^\w-])(?:\d*\*\d*|\d+)/,
  			lookbehind: true,
  			alias: 'operator'
  		},
  		'definition': {
  			pattern: /(^[ \t]*)(?:[a-z][\w-]*|<[^<>\r\n]*>)(?=\s*=)/m,
  			lookbehind: true,
  			alias: 'keyword',
  			inside: {
  				'punctuation': /<|>/
  			}
  		},
  		'core-rule': {
  			pattern: RegExp('(?:(^|[^<\\w-])' + coreRules + '|<' + coreRules + '>)(?![\\w-])', 'i'),
  			lookbehind: true,
  			alias: ['rule', 'constant'],
  			inside: {
  				'punctuation': /<|>/
  			}
  		},
  		'rule': {
  			pattern: /(^|[^<\w-])[a-z][\w-]*|<[^<>\r\n]*>/i,
  			lookbehind: true,
  			inside: {
  				'punctuation': /<|>/
  			}
  		},
  		'operator': /=\/?|\//,
  		'punctuation': /[()\[\]]/
  	};
  
  }(Prism));
  

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