Require Node.js 8

Author: sindresorhus

.editorconfig

@@ -7,6 +7,6 @@ charset = utf-8
 trim_trailing_whitespace = true
 insert_final_newline = true
 
-[{package.json,*.yml}]
+[*.yml]
 indent_style = space
 indent_size = 2

.gitignore

@@ -1 +1,2 @@
 node_modules
+yarn.lock

.npmrc

@@ -0,0 +1 @@
+package-lock=false

.travis.yml

@@ -1,9 +1,3 @@
-sudo: false
 language: node_js
 node_js:
-  - '7'
-  - '6'
-  - '5'
-  - '4'
-  - '0.12'
-  - '0.10'
+  - '8'

gruntfile.js

@@ -1,5 +1,5 @@
 'use strict';
-module.exports = function (grunt) {
+module.exports = grunt => {
 	grunt.initConfig({
 		sass: {
 			compile: {

license

@@ -1,21 +1,9 @@
-The MIT License (MIT)
+MIT License
 
 Copyright (c) Sindre Sorhus <sindresorhus@gmail.com> (sindresorhus.com)
 
-Permission is hereby granted, free of charge, to any person obtaining a copy
-of this software and associated documentation files (the "Software"), to deal
-in the Software without restriction, including without limitation the rights
-to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
-copies of the Software, and to permit persons to whom the Software is
-furnished to do so, subject to the following conditions:
+Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the "Software"), to deal in the Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so, subject to the following conditions:
 
-The above copyright notice and this permission notice shall be included in
-all copies or substantial portions of the Software.
+The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software.
 
-THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
-IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
-FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
-AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
-LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
-OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
-THE SOFTWARE.
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.

package.json

@@ -1,47 +1,44 @@
 {
-  "name": "grunt-sass",
-  "version": "2.1.0",
-  "description": "Compile Sass to CSS using node-sass",
-  "license": "MIT",
-  "repository": "sindresorhus/grunt-sass",
-  "author": {
-    "name": "Sindre Sorhus",
-    "email": "sindresorhus@gmail.com",
-    "url": "sindresorhus.com"
-  },
-  "engines": {
-    "node": ">=0.10.0"
-  },
-  "scripts": {
-    "test": "xo && grunt"
-  },
-  "files": [
-    "tasks"
-  ],
-  "keywords": [
-    "gruntplugin",
-    "css",
-    "sass",
-    "scss",
-    "style",
-    "compile",
-    "preprocess",
-    "compile",
-    "libsass"
-  ],
-  "dependencies": {
-    "each-async": "^1.0.0",
-    "node-sass": "^4.7.2",
-    "object-assign": "^4.0.1"
-  },
-  "devDependencies": {
-    "grunt": "^1.0.1",
-    "grunt-cli": "^1.2.0",
-    "grunt-contrib-clean": "^1.0.0",
-    "grunt-contrib-nodeunit": "^1.0.0",
-    "xo": "^0.16.0"
-  },
-  "peerDependencies": {
-    "grunt": ">=0.4.0"
-  }
+	"name": "grunt-sass",
+	"version": "2.1.0",
+	"description": "Compile Sass to CSS using node-sass",
+	"license": "MIT",
+	"repository": "sindresorhus/grunt-sass",
+	"author": {
+		"name": "Sindre Sorhus",
+		"email": "sindresorhus@gmail.com",
+		"url": "sindresorhus.com"
+	},
+	"engines": {
+		"node": ">=8"
+	},
+	"scripts": {
+		"test": "xo && grunt"
+	},
+	"files": [
+		"tasks"
+	],
+	"keywords": [
+		"gruntplugin",
+		"css",
+		"sass",
+		"scss",
+		"style",
+		"compile",
+		"preprocess",
+		"libsass"
+	],
+	"dependencies": {
+		"node-sass": "^4.7.2"
+	},
+	"devDependencies": {
+		"grunt": "^1.0.1",
+		"grunt-cli": "^1.2.0",
+		"grunt-contrib-clean": "^1.0.0",
+		"grunt-contrib-nodeunit": "^1.0.0",
+		"xo": "*"
+	},
+	"peerDependencies": {
+		"grunt": ">=1"
+	}
 }

tasks/sass.js

@@ -1,44 +1,38 @@
 'use strict';
-var path = require('path');
-var eachAsync = require('each-async');
-var assign = require('object-assign');
-var sass = require('node-sass');
+const util = require('util');
+const path = require('path');
+const sass = require('node-sass');
 
-module.exports = function (grunt) {
-	grunt.verbose.writeln('\n' + sass.info + '\n');
+module.exports = grunt => {
+	grunt.verbose.writeln(`\n${sass.info}\n`);
 
-	grunt.registerMultiTask('sass', 'Compile Sass to CSS', function () {
-		eachAsync(this.files, function (el, i, next) {
-			var opts = this.options({
-				precision: 10
-			});
+	grunt.registerMultiTask('sass', 'Compile Sass to CSS', async function () {
+		const done = this.async();
 
-			var src = el.src[0];
+		const options = this.options({
+			precision: 10
+		});
+
+		await Promise.all(this.files.map(async item => {
+			const src = item.src[0];
 
 			if (!src || path.basename(src)[0] === '_') {
-				next();
 				return;
 			}
 
-			sass.render(assign({}, opts, {
+			const result = await util.promisify(sass.render)(Object.assign({}, options, {
 				file: src,
-				outFile: el.dest
-			}), function (err, res) {
-				if (err) {
-					grunt.log.error(err.formatted + '\n');
-					grunt.warn('');
-					next(err);
-					return;
-				}
-
-				grunt.file.write(el.dest, res.css);
-
-				if (opts.sourceMap) {
-					grunt.file.write(this.options.sourceMap, res.map);
-				}
-
-				next();
-			});
-		}.bind(this), this.async());
+				outFile: item.dest
+			}));
+
+			grunt.file.write(item.dest, result.css);
+
+			if (options.sourceMap) {
+				const filePath = options.sourceMap === true ? `${item.dest}.map` : options.sourceMap;
+				grunt.file.write(filePath, result.map);
+			}
+		}));
+
+		done();
 	});
 };

test/test.js

@@ -1,58 +1,58 @@
 'use strict';
-var grunt = require('grunt');
+const grunt = require('grunt');
 
 exports.sass = {
-	compile: function (test) {
+	compile(test) {
 		test.expect(2);
 
-		var actual = grunt.file.read('test/tmp/compile.css');
-		var actual2 = grunt.file.read('test/tmp/compile2.css');
-		var expected = grunt.file.read('test/expected/compile.css');
+		const actual = grunt.file.read('test/tmp/compile.css');
+		const actual2 = grunt.file.read('test/tmp/compile2.css');
+		const expected = grunt.file.read('test/expected/compile.css');
 		test.equal(actual, expected, 'should compile SCSS to CSS');
 		test.equal(actual2, expected, 'should compile SCSS to CSS');
 
 		test.done();
 	},
-	includePaths: function (test) {
+	includePaths(test) {
 		test.expect(1);
 
-		var actual = grunt.file.read('test/tmp/include-paths.css');
-		var expected = grunt.file.read('test/expected/include-paths.css');
+		const actual = grunt.file.read('test/tmp/include-paths.css');
+		const expected = grunt.file.read('test/expected/include-paths.css');
 		test.equal(actual, expected, 'should compile SCSS to CSS with options');
 
 		test.done();
 	},
-	ignorePartials: function (test) {
+	ignorePartials(test) {
 		test.expect(1);
 
 		test.ok(!grunt.file.exists('test/tmp/_partial.css'), 'underscore partial files should be ignored');
 
 		test.done();
 	},
-	sourceMap: function (test) {
+	sourceMap(test) {
 		test.expect(2);
 
-		var css = grunt.file.read('test/tmp/source-map.css');
+		const css = grunt.file.read('test/tmp/source-map.css');
 		test.ok(/\/\*# sourceMappingURL=source-map\.css\.map/.test(css), 'should include sourceMapppingUrl');
 
-		var map = grunt.file.read('test/tmp/source-map.css.map');
+		const map = grunt.file.read('test/tmp/source-map.css.map');
 		test.ok(/test\.scss/.test(map), 'should include the main file in sourceMap at least');
 		test.done();
 	},
-	sourceMapSimple: function (test) {
+	sourceMapSimple(test) {
 		test.expect(2);
 
-		var css = grunt.file.read('test/tmp/source-map-simple.css');
+		const css = grunt.file.read('test/tmp/source-map-simple.css');
 		test.ok(/\/\*# sourceMappingURL=source-map-simple\.css\.map/.test(css), 'should include sourceMappingUrl');
 
-		var map = grunt.file.read('test/tmp/source-map-simple.css.map');
+		const map = grunt.file.read('test/tmp/source-map-simple.css.map');
 		test.ok(/test\.scss"/.test(map), 'should include the main file in sourceMap at least');
 		test.done();
 	},
-	precision: function (test) {
+	precision(test) {
 		test.expect(1);
 
-		var actual = grunt.file.read('test/tmp/precision.css');
+		const actual = grunt.file.read('test/tmp/precision.css');
 		test.ok(/1\.343/.test(actual), 'should support precision option');
 
 		test.done();