Refactor the project

* switch from JSHint to ESLint
* get rid of Grunt
* update most dependencies
* assume Node.js >=10, test on it instead of 0.10

Closes gh-101

Author: mgol

.eslintignore

@@ -0,0 +1 @@
+__release/**

.eslintrc.json

@@ -0,0 +1,18 @@
+{
+	"root": true,
+
+	"extends": "jquery",
+
+	"parserOptions": {
+		"ecmaVersion": 2018
+	},
+
+	"env": {
+		"es6": true,
+		"node": true
+	},
+
+	"rules": {
+		"strict": [ "error", "global" ]
+	}
+}

.gitignore

@@ -1,4 +1,2 @@
-node_modules/grunt
-node_modules/grunt-contrib-jshint
 test-*.sh
 package-lock.json

.jshintrc

@@ -0,0 +1 @@
+save-exact=true

.npmrc

@@ -1,5 +1,3 @@
 language: node_js
 node_js:
-  - "0.10"
-before_script:
-  - npm install -g grunt-cli
+  - "10"

.travis.yml

@@ -1,42 +1,44 @@
+"use strict";
+
 var fs = require( "fs" ),
 	path = require( "path" ),
 	semver = require( "semver" ),
 	which = require( "which" );
 
 module.exports = function( Release ) {
 
-Release.define({
+Release.define( {
 	isTest: true,
 
 	_showUsage: function() {
 		console.log( fs.readFileSync( path.resolve( __dirname, "../docs/usage.txt" ), "utf8" ) );
 	},
 
 	_checkExecutables: function() {
-		[ "git", "npm", "grunt", "curl" ].forEach(function( command ) {
+		[ "git", "npm", "curl" ].forEach( function( command ) {
 			try {
 				which.sync( command );
-			} catch( e ) {
+			} catch ( e ) {
 				Release.abort( "Missing required executable: " + command );
 			}
-		});
+		} );
 	},
 
 	_parseArguments: function() {
 		Release.args = {};
 
-		process.argv.forEach(function( arg ) {
+		process.argv.forEach( function( arg ) {
 			var name, value,
 				matches = /--([^=]+)(=(.+))?/.exec( arg );
 
 			if ( matches ) {
-				name = matches[ 1 ].replace( /-([a-z])/gi, function( all, letter ) {
+				name = matches[ 1 ].replace( /-([a-z])/gi, function( _all, letter ) {
 					return letter.toUpperCase();
-				});
+				} );
 				value = matches[ 3 ] || true;
 				Release.args[ name ] = value;
 			}
-		});
+		} );
 
 		Release._parseRemote();
 		Release.branch = Release.args.branch || "master";
@@ -45,13 +47,13 @@ Release.define({
 			Release.isTest = true;
 		}
 
-		if ( Release.preRelease && !semver.valid( Release.preRelease) ) {
+		if ( Release.preRelease && !semver.valid( Release.preRelease ) ) {
 			Release.abort( "Invalid --pre-release argument, not valid semver: " +
 				Release.preRelease );
 		}
 
 		console.log();
-		console.log( "\tRelease type: " + (Release.preRelease ? "pre-release" : "stable") );
+		console.log( "\tRelease type: " + ( Release.preRelease ? "pre-release" : "stable" ) );
 		console.log( "\tRemote: " + Release.remote );
 		console.log( "\tBranch: " + Release.branch );
 		console.log();
@@ -98,6 +100,6 @@ Release.define({
 		console.log( "Creating directory..." );
 		fs.mkdirSync( Release.dir.base );
 	}
-});
+} );
 
 };

Gruntfile.js

@@ -1,3 +1,5 @@
+"use strict";
+
 var shell = require( "shelljs" ),
 	fs = require( "fs" ),
 	chalk = require( "chalk" );
@@ -29,7 +31,7 @@ module.exports = function( Release ) {
 		return jqueryCdn + "/" + project + "/" + Release.newVersion;
 	}
 
-	Release.define({
+	Release.define( {
 		cdnPublish: "dist/cdn",
 		_cloneCdnRepo: function() {
 			var local = Release.dir.base + "/codeorigin.jquery.com",
@@ -54,21 +56,22 @@ module.exports = function( Release ) {
 				commitMessage = npmPackage + ": Added version " + Release.newVersion;
 
 			Release.chdir( Release.dir.base );
-			console.log( "Copying files from " + chalk.cyan( releaseCdn ) + " to " + chalk.cyan( targetCdn ) + "." );
+			console.log( "Copying files from " + chalk.cyan( releaseCdn ) +
+				" to " + chalk.cyan( targetCdn ) + "." );
 			shell.mkdir( "-p", targetCdn );
 			shell.cp( "-r", releaseCdn + "/*", targetCdn );
 
 			console.log( "Adding files..." );
 			Release.chdir( targetCdn );
-			Release.exec( "git add ." , "Error adding files." );
-			Release.exec( "git commit -m \"" + commitMessage + "\"" , "Error commiting files." );
+			Release.exec( "git add .", "Error adding files." );
+			Release.exec( "git commit -m \"" + commitMessage + "\"", "Error commiting files." );
 		},
 
 		_pushToCdn: function() {
 			Release.chdir( projectCdn() );
-			Release.exec( "git push" + (Release.isTest ? " --dry-run" : ""),
+			Release.exec( "git push" + ( Release.isTest ? " --dry-run" : "" ),
 				"Error pushing to CDN." );
 			console.log();
 		}
-	});
+	} );
 };

lib/bootstrap.js

@@ -1,13 +1,15 @@
+"use strict";
+
 var fs = require( "fs" ),
 	changelogplease = require( "changelogplease" ),
 	chalk = require( "chalk" );
 
 module.exports = function( Release ) {
 
-Release.define({
+Release.define( {
 	_generateChangelog: function( callback ) {
-		Release._generateCommitChangelog(function( commitChangelog ) {
-			Release._generateIssueChangelog(function( issueChangelog ) {
+		Release._generateCommitChangelog( function( commitChangelog ) {
+			Release._generateIssueChangelog( function( issueChangelog ) {
 				var changelogPath = Release.dir.base + "/changelog",
 					changelog = Release.changelogShell() +
 						commitChangelog +
@@ -19,8 +21,8 @@ Release.define({
 				console.log( "Stored changelog in " + chalk.cyan( changelogPath ) + "." );
 
 				callback();
-			});
-		});
+			} );
+		} );
 	},
 
 	changelogShell: function() {
@@ -34,7 +36,7 @@ Release.define({
 	_generateCommitChangelog: function( callback ) {
 		console.log( "Adding commits..." );
 
-		changelogplease({
+		changelogplease( {
 			ticketUrl: Release._ticketUrl() + "{id}",
 			commitUrl: Release._repositoryUrl() + "/commit/{id}",
 			repo: Release.dir.repo,
@@ -45,14 +47,14 @@ Release.define({
 			}
 
 			callback( log );
-		});
+		} );
 	},
 
 	_generateIssueChangelog: function( callback ) {
 		return Release.issueTracker === "trac" ?
 			Release._generateTracChangelog( callback ) :
 			Release._generateGithubChangelog( callback );
 	}
-});
+} );
 
 };