code: function(abbr, syntax, profile, contextNode) {
  			return parser.expand(abbr, {
  				syntax: syntax,
  				profile: profile,
  				contextNode: contextNode
  			});
  		}
docs: The essential function that expands Emmet abbreviation
  @param {String} abbr Abbreviation to parse
  @param {String} syntax Abbreviation's context syntax
  @param {String} profile Output profile (or its name)
  @param {Object} contextNode Contextual node where abbreviation is
  written
  @return {String}