Use gulp to release new versions

Author: PowerKiKi

README.md

@@ -47,11 +47,10 @@ The karma task will try to open Firefox and Chrome as browser in which to run th
 
 ### How to release
 
-Use npm to update version and create a tag, then push to GitHub:
+Use gulp to bump version, build and create a tag. Then push to GitHub:
 
 ````sh
-gulp && git commit . # if necessary, build everything and commit latest changes
-npm version [major | minor | patch] # let npm update package.json and create a tag
+gulp release [--patch|--minor|--major]
 git push --tags origin master # push everything to GitHub
 ````
 

gulpfile.js

@@ -10,70 +10,99 @@ var es = require('event-stream');
 var del = require('del');
 var uglify = require('gulp-uglify');
 var plumber = require('gulp-plumber');//To prevent pipe breaking caused by errors at 'watch'
+var git = require('gulp-git');
+var bump = require('gulp-bump');
+var runSequence = require('run-sequence');
+var versionAfterBump;
 
-var config = {
-  pkg : JSON.parse(fs.readFileSync('./package.json')),
-  banner:
-      '/*!\n' +
-      ' * <%= pkg.name %>\n' +
-      ' * <%= pkg.homepage %>\n' +
-      ' * Version: <%= pkg.version %> - <%= timestamp %>\n' +
-      ' * License: <%= pkg.license %>\n' +
-      ' */\n\n\n'
-};
-
-gulp.task('default', ['build','test']);
+gulp.task('default', ['build', 'test']);
 gulp.task('build', ['scripts']);
 gulp.task('test', ['build', 'karma']);
 
-gulp.task('watch', ['build','karma-watch'], function() {
-  gulp.watch(['src/**/*.{js,html}'], ['build']);
+gulp.task('watch', ['build', 'karma-watch'], function() {
+    gulp.watch(['src/**/*.{js,html}'], ['build']);
 });
 
 gulp.task('clean', function(cb) {
-  del(['dist'], cb);
+    del(['dist'], cb);
 });
 
 gulp.task('scripts', ['clean'], function() {
 
-  var buildLib = function(){
-    return gulp.src(['src/*.js'])
-      .pipe(plumber({
-        errorHandler: handleError
-      }))
-      .pipe(header('(function () { \n\'use strict\';\n'))
-      .pipe(footer('\n}());'))
-      .pipe(jshint())
-      .pipe(jshint.reporter('jshint-stylish'))
-      .pipe(jshint.reporter('fail'));
-  };
+    var buildLib = function() {
+        return gulp.src(['src/*.js'])
+                .pipe(plumber({
+                    errorHandler: handleError
+                }))
+                .pipe(header('(function () { \n\'use strict\';\n'))
+                .pipe(footer('\n}());'))
+                .pipe(jshint())
+                .pipe(jshint.reporter('jshint-stylish'))
+                .pipe(jshint.reporter('fail'));
+    };
+    var config = {
+        pkg: JSON.parse(fs.readFileSync('./package.json')),
+        banner:
+                '/*!\n' +
+                ' * <%= pkg.name %>\n' +
+                ' * <%= pkg.homepage %>\n' +
+                ' * Version: <%= pkg.version %> - <%= timestamp %>\n' +
+                ' * License: <%= pkg.license %>\n' +
+                ' */\n\n\n'
+    };
 
-  return es.merge(buildLib())
-    .pipe(plumber({
-      errorHandler: handleError
-    }))
-    .pipe(concat('scrollpoint.js'))
-    .pipe(header(config.banner, {
-      timestamp: (new Date()).toISOString(), pkg: config.pkg
-    }))
-    .pipe(gulp.dest('dist'))
-    .pipe(uglify({preserveComments: 'some'}))
-    .pipe(rename({extname:'.min.js'}))
-    .pipe(gulp.dest('dist'));
+    return es.merge(buildLib())
+            .pipe(plumber({
+                errorHandler: handleError
+            }))
+            .pipe(concat('scrollpoint.js'))
+            .pipe(header(config.banner, {
+                timestamp: (new Date()).toISOString(), pkg: config.pkg
+            }))
+            .pipe(gulp.dest('dist'))
+            .pipe(uglify({preserveComments: 'some'}))
+            .pipe(rename({extname: '.min.js'}))
+            .pipe(gulp.dest('dist'));
 
 });
 
 gulp.task('karma', ['build'], function() {
-  var server = new Server({configFile : __dirname +'/karma.conf.js', singleRun: true});
-  server.start();
+    var server = new Server({configFile: __dirname + '/karma.conf.js', singleRun: true});
+    server.start();
 });
 
 gulp.task('karma-watch', ['build'], function() {
-  var server = new Server({configFile : __dirname +'/karma.conf.js', singleRun: false});
-  server.start();
+    var server = new Server({configFile: __dirname + '/karma.conf.js', singleRun: false});
+    server.start();
+});
+
+var handleError = function(err) {
+    console.log(err.toString());
+    this.emit('end');
+};
+
+gulp.task('release:bump', function() {
+    var type = process.argv[3] ? process.argv[3].substr(2) : 'patch';
+    return gulp.src(['./package.json'])
+            .pipe(bump({type: type}))
+            .pipe(gulp.dest('./'))
+            .on('end', function() {
+                versionAfterBump = require('./package.json').version;
+            });
+});
+
+gulp.task('release:rebuild', function(cb) {
+    runSequence('release:bump', 'build', cb); // bump will here be executed before build
+});
+
+gulp.task('release:commit', ['release:rebuild'], function() {
+    return gulp.src(['./package.json', 'dist/**/*'])
+            .pipe(git.add())
+            .pipe(git.commit(versionAfterBump));
+});
+
+gulp.task('release:tag', ['release:commit'], function() {
+    git.tag(versionAfterBump, versionAfterBump);
 });
 
-var handleError = function (err) {
-  console.log(err.toString());
-  this.emit('end');
-};
+gulp.task('release', ['release:tag']);

package.json

@@ -9,23 +9,26 @@
     "del": "~1.2.0",
     "event-stream": "~3.3.1",
     "gulp": "~3.9.0",
+    "gulp-bump": "^0.3.1",
     "gulp-concat": "~2.6.0",
-    "gulp-header": "~1.2.2",
     "gulp-footer": "~1.0.5",
+    "gulp-git": "^1.4.0",
+    "gulp-header": "~1.2.2",
     "gulp-jshint": "1.11.2",
     "gulp-plumber": "^1.0.1",
     "gulp-rename": "~1.2.2",
     "gulp-uglify": "~1.2.0",
+    "jasmine-core": "^2.3.4",
     "jshint-stylish": "~2.0.1",
     "karma": "^0.13.9",
     "karma-chrome-launcher": "^0.2.0",
+    "karma-coverage": "~0.5",
     "karma-firefox-launcher": "~0.1",
     "karma-jasmine": "~0.3",
     "karma-ng-html2js-preprocessor": "^0.1.0",
     "karma-phantomjs-launcher": "~0.2.1",
-    "karma-coverage": "~0.5",
-    "jasmine-core": "^2.3.4",
-    "phantomjs": "^1.9.18"
+    "phantomjs": "^1.9.18",
+    "run-sequence": "^1.1.2"
   },
   "scripts": {},
   "main": "./dist/scrollpoint.js",