meta tweaks

package.json

@@ -35,11 +35,11 @@
     "object-assign": "^4.0.0"
   },
   "devDependencies": {
-    "grunt": "^0.4.5",
-    "grunt-cli": "^0.1.13",
+    "grunt": "^1.0.1",
+    "grunt-cli": "^1.2.0",
     "xo": "*"
   },
   "peerDependencies": {
-    "grunt": ">=0.4"
+    "grunt": ">=0.4.0"
   }
 }

readme.md

@@ -4,7 +4,7 @@
 
 A good way to interact with other CLI tools. E.g. compiling Compass `compass compile` or get the current git branch `git branch`.
 
-**Use [StackOverflow](http://stackoverflow.com/questions/tagged/gruntjs) for support questions.**
+**Use [Stack Overflow](http://stackoverflow.com/questions/tagged/gruntjs) for support questions.**
 
 
 ## Install
@@ -70,9 +70,7 @@ You can also supply a function that returns the command:
 grunt.initConfig({
 	shell: {
 		hello: {
-			command: function () {
-				return 'echo hello';
-			}
+			command: () => 'echo hello'
 		}
 	}
 });
@@ -81,14 +79,12 @@ grunt.initConfig({
 Which can also take arguments:
 
 ```js
-module.exports = function(grunt) {
+module.exports = grunt => {
 	grunt.loadNpmTasks('grunt-shell');
 	grunt.initConfig({
 		shell: {
 			greet: {
-				command: function (greeting) {
-					return 'echo ' + greeting;
-				}
+				command: greeting => 'echo ' + greeting
 			}
 		}
 	});
@@ -176,67 +172,67 @@ grunt.initConfig({
 ### command
 
 *Required*<br>
-Type: `string`, `function`
+Type: `String` `Function`
 
-The command you want to run or a function which returns it. Supports underscore templates.
+Command to run or a function which returns the command. Supports underscore templates.
 
-*command can be omitted by directly setting the target with the command.*
+*Command can be omitted by directly setting the target with the command.*
 
 ## Options
 
 ### stdout
 
-Type: `boolean`<br>
+Type: `Boolean`<br>
 Default: `true`
 
-Show stdout in the Terminal.
+Show stdout in the terminal.
 
 ### stderr
 
-Type: `boolean`<br>
+Type: `Boolean`<br>
 Default: `true`
 
-Show stderr in the Terminal.
+Show stderr in the terminal.
 
 ### stdin
 
-Type: `boolean`<br>
+Type: `Boolean`<br>
 Default: `true`
 
 Forward the terminal's stdin to the command.
 
 ### failOnError
 
-Type: `boolean`<br>
+Type: `Boolean`<br>
 Default: `true`
 
-Fail task if it encounters an error. Does not apply if you specify a `callback`.
+Fail task if it encounters an error. Doesn't apply if you specify a `callback`.
 
 ### stdinRawMode
 
-Type: `boolean`<br>
+Type: `Boolean`<br>
 Default: `false`
 
-This sets `stdin` to [act as a raw device](http://nodejs.org/api/tty.html#tty_rs_setrawmode_mode).
+Set `stdin` to [act as a raw device](http://nodejs.org/api/tty.html#tty_rs_setrawmode_mode).
 
 ### callback(err, stdout, stderr, cb)
 
-Type: `function`
+Type: `Function`
 
 Lets you override the default callback with your own.
 
 **Make sure to call the `cb` method when you're done.**
 
 ### preferLocal
 
-Type: `boolean`<br>
+Type: `Boolean`<br>
 Default: `false`
 
 Execute local binaries by name like [npm run-script](http://blog.keithcirkel.co.uk/how-to-use-npm-as-a-build-tool/).
 
 ### execOptions
 
-Type: `object`
+Type: `Object`
 
 Specify some options to be passed to the [.exec()](http://nodejs.org/api/child_process.html#child_process_child_process_exec_command_options_callback) method:
 

tasks/shell.js

@@ -7,7 +7,7 @@ var objectAssign = require('object-assign');
 module.exports = function (grunt) {
 	grunt.registerMultiTask('shell', 'Run shell commands', function () {
 		var cb = this.async();
-		var options = this.options({
+		var opts = this.options({
 			stdout: true,
 			stderr: true,
 			stdin: true,
@@ -27,16 +27,16 @@ module.exports = function (grunt) {
 
 		cmd = grunt.template.process(typeof cmd === 'function' ? cmd.apply(grunt, arguments) : cmd);
 
-		if (options.preferLocal === true) {
-			options.execOptions.env = options.execOptions.env || objectAssign({}, process.env);
-			options.execOptions.env.PATH = npmRunPath({path: options.execOptions.env.PATH});
+		if (opts.preferLocal === true) {
+			opts.execOptions.env = opts.execOptions.env || objectAssign({}, process.env);
+			opts.execOptions.env.PATH = npmRunPath({path: opts.execOptions.env.PATH});
 		}
 
-		var cp = exec(cmd, options.execOptions, function (err, stdout, stderr) {
-			if (typeof options.callback === 'function') {
-				options.callback.call(this, err, stdout, stderr, cb);
+		var cp = exec(cmd, opts.execOptions, function (err, stdout, stderr) {
+			if (typeof opts.callback === 'function') {
+				opts.callback.call(this, err, stdout, stderr, cb);
 			} else {
-				if (err && options.failOnError) {
+				if (err && opts.failOnError) {
 					grunt.warn(err);
 				}
 				cb();
@@ -55,19 +55,19 @@ module.exports = function (grunt) {
 
 		grunt.verbose.writeln('Command:', chalk.yellow(cmd));
 
-		if (options.stdout || grunt.option('verbose')) {
+		if (opts.stdout || grunt.option('verbose')) {
 			captureOutput(cp.stdout, process.stdout);
 		}
 
-		if (options.stderr || grunt.option('verbose')) {
+		if (opts.stderr || grunt.option('verbose')) {
 			captureOutput(cp.stderr, process.stderr);
 		}
 
-		if (options.stdin) {
+		if (opts.stdin) {
 			process.stdin.resume();
 			process.stdin.setEncoding('utf8');
 
-			if (options.stdinRawMode && process.stdin.isTTY) {
+			if (opts.stdinRawMode && process.stdin.isTTY) {
 				process.stdin.setRawMode(true);
 			}