old_contents: 'use strict'
  
  let sass = require('node-sass')
  
  /*
   * Transform SASS to CSS.
   * @public
   * @param {string} folderPath - Path to the folder containing the SASS file.
   * @param {string} str - SASS.
   * @param {Object} opts - Options for the task.
   * @param {function} next - The callback that handles the response. Receives the following properties: err, css.
   */
  module.exports = function(folderPath, str, opts, next) {
  
  	// Dismiss sourceMap when output should be optimized
  	let map = (opts.optimize===true ? false : true)
  
  	sass.render({
  
  		data              : str,
  		includePaths      : [ folderPath ],
  		sourceMap         : map,
  		sourceMapEmbed    : true,
  		sourceMapContents : true
  
  	}, (err, result) => {
  
  		if (err!=null) {
  			next(err, null)
  			return false
  		}
  
  		next(null, result.css.toString())
  
  	})
  
  }
new_contents: 'use strict'
  
  let sass = require('node-sass')
  
  /*
   * Transform SASS to CSS.
   * @public
   * @param {string} folderPath - Path to the folder containing the SASS file.
   * @param {string} str - SASS.
   * @param {Object} opts - Options for the task.
   * @param {function} next - The callback that handles the response. Receives the following properties: err, css.
   */
  module.exports = function(folderPath, str, opts, next) {
  
  	// Dismiss sourceMap when output should be optimized
  	let map = (opts.optimize===true ? false : true)
  
  	sass.render({
  
  		data              : str,
  		includePaths      : [ folderPath ],
  		sourceMap         : sourceMap,
  		sourceMapEmbed    : sourceMap,
  		sourceMapContents : sourceMap
  
  	}, (err, result) => {
  
  		if (err!=null) {
  			next(err, null)
  			return false
  		}
  
  		next(null, result.css.toString())
  
  	})
  
  }
subject: Disable inline source map when optimization enabled