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

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• Hash : 2eb89e15
  Author :
  Date : 2022-01-24T19:23:28
  

  Swap out `operator` for `punctuation` (#3306)

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• components/prism-systemd.js

• // https://www.freedesktop.org/software/systemd/man/systemd.syntax.html
  
  (function (Prism) {
  
  	var comment = {
  		pattern: /^[;#].*/m,
  		greedy: true
  	};
  
  	var quotesSource = /"(?:[^\r\n"\\]|\\(?:[^\r]|\r\n?))*"(?!\S)/.source;
  
  	Prism.languages.systemd = {
  		'comment': comment,
  
  		'section': {
  			pattern: /^\[[^\n\r\[\]]*\](?=[ \t]*$)/m,
  			greedy: true,
  			inside: {
  				'punctuation': /^\[|\]$/,
  				'section-name': {
  					pattern: /[\s\S]+/,
  					alias: 'selector'
  				},
  			}
  		},
  
  		'key': {
  			pattern: /^[^\s=]+(?=[ \t]*=)/m,
  			greedy: true,
  			alias: 'attr-name'
  		},
  		'value': {
  			// This pattern is quite complex because of two properties:
  			//  1) Quotes (strings) must be preceded by a space. Since we can't use lookbehinds, we have to "resolve"
  			//     the lookbehind. You will see this in the main loop where spaces are handled separately.
  			//  2) Line continuations.
  			//     After line continuations, empty lines and comments are ignored so we have to consume them.
  			pattern: RegExp(
  				/(=[ \t]*(?!\s))/.source +
  				// the value either starts with quotes or not
  				'(?:' + quotesSource + '|(?=[^"\r\n]))' +
  				// main loop
  				'(?:' + (
  					/[^\s\\]/.source +
  					// handle spaces separately because of quotes
  					'|' + '[ \t]+(?:(?![ \t"])|' + quotesSource + ')' +
  					// line continuation
  					'|' + /\\[\r\n]+(?:[#;].*[\r\n]+)*(?![#;])/.source
  				) +
  				')*'
  			),
  			lookbehind: true,
  			greedy: true,
  			alias: 'attr-value',
  			inside: {
  				'comment': comment,
  				'quoted': {
  					pattern: RegExp(/(^|\s)/.source + quotesSource),
  					lookbehind: true,
  					greedy: true,
  				},
  				'punctuation': /\\$/m,
  
  				'boolean': {
  					pattern: /^(?:false|no|off|on|true|yes)$/,
  					greedy: true
  				}
  			}
  		},
  
  		'punctuation': /=/
  	};
  
  }(Prism));
  

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