docs: function(options) {
  		var globalDefaults = core_defaults.global;
  		var size = valueOrDefault(options.fontSize, globalDefaults.defaultFontSize);
  		var font = {
  			family: valueOrDefault(options.fontFamily, globalDefaults.defaultFontFamily),
  			lineHeight: helpers_core.options.toLineHeight(valueOrDefault(options.lineHeight, globalDefaults.defaultLineHeight), size),
  			size: size,
  			style: valueOrDefault(options.fontStyle, globalDefaults.defaultFontStyle),
  			weight: null,
  			string: ''
  		};
  
  		font.string = toFontString(font);
  		return font;
  	}