kmx.io/prism.js/plugins/remove-initial-line-feed/prism-remove-initial-line-feed.js

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• Hash : 0356c58c
  Author :
  Date : 2015-09-03T19:09:48
  

  Apply changes from #754 to all plugins so that none of them throw errors in node. Autolinker, Show invisibles and WPD can now be used with node. Removed unused minified CSS file. Also added missing space between attributes during wrapping.

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• plugins/remove-initial-line-feed/prism-remove-initial-line-feed.js

• (function() {
  
  if (typeof self === 'undefined' || !self.Prism || !self.document) {
  	return;
  }
  
  Prism.hooks.add('before-highlight', function (env) {
  	if (env.code) {
  		var pre = env.element.parentNode;
  		var clsReg = /\s*\bkeep-initial-line-feed\b\s*/;
  		if (
  			pre && pre.nodeName.toLowerCase() === 'pre' &&
  			// Apply only if nor the <pre> or the <code> have the class
  			(!clsReg.test(pre.className) && !clsReg.test(env.element.className))
  		) {
  			env.code = env.code.replace(/^(?:\r?\n|\r)/, '');
  		}
  	}
  });
  
  }());

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