text: 'use strict';
  
  /**
   * Returns a position of `!important` (or `! important` including whitespaces)
   * from the specified CSS source code. If not found, returns `undefined`.
   *
   * @param {string} source
   * @returns {{ index: number, endIndex: number } | undefined}
   */
  module.exports = function getImportantPosition(source) {
  	const pattern = /!\s*important\b/gi;
  	const match = pattern.exec(source);
  
  	if (!match) return;
  
  	return { index: match.index, endIndex: pattern.lastIndex };
  };
  