text: const levels = require('../levels');
  
  /**
   * Parse a string into a single level with minimum level of criticality
   *
   * @param {string} levelTokens - a string of tokens represeting the level
   * @returns {string} the level that the tokens represent
   */
  function parseLevel( levelTokens ) {
    // Get the levels that match the input string
    const matchedLevels = Object.keys( levels ).filter(
      level => new RegExp( '\\b' + level + '\\b', 'i' ).test( levelTokens )
    );
  
    // Return the level with the smallest value
    return matchedLevels.reduce( ( curr, level ) => {
      return levels[ level ] < levels[ curr ] ? level : curr;
    }, 'off' );
  }
  
  module.exports = parseLevel;
  