code: function encode ( value, quotes ) {
  	const shouldQuote = quotes.getValue();
  	let resolvedValue = JSON.stringify(getJsonValueFromSassValue(value, { precision: this.options.precision }));
  	if ( shouldQuote ) {
  		resolvedValue = `'${resolvedValue}'`;
  	}
  	return new types.String(resolvedValue);
  }
docs: @param  {sass.types.*} value
  @param  {Boolean|sass.types.Boolean} quotes
  
  @return {sass.types.String}