Added gulp version task

build/version.js

@@ -0,0 +1,62 @@
+var gulp = require('gulp'),
+	bump = require('gulp-bump'),
+	gutil = require('gulp-util'),
+	git = require('gulp-git'),
+	minimist = require('minimist'),
+	semver = require('semver');
+
+var paths = require('./paths');
+
+function getPackageJsonVersion() {
+    //We parse the json file instead of using require because require caches multiple calls so the version number won't be updated
+    return JSON.parse(fs.readFileSync('./package.json', 'utf8')).version;
+};
+
+gulp.task('version-bump', function () {
+    var args = minimist(process.argv);
+
+    var ver = args._.pop();
+    var options = {};
+    if (semver.valid(ver)) options.version = ver;
+    else options.type = ver;
+
+    return gulp.src(['./package.json'])
+        .pipe(bump(options).on('error', gutil.log))
+        .pipe(gulp.dest('./'));
+});
+
+gulp.task('version-commit', function () {
+    var version = getPackageJsonVersion();
+    return gulp.src('.')
+        .pipe(git.commit('Version ' + version, { args: '-a' }));
+});
+
+gulp.task('version-push', function (cb) {
+    git.push('origin', 'master', cb);
+});
+
+gulp.task('version-tag', function (cb) {
+    var version = getPackageJsonVersion();
+    git.tag(version, 'Version ' + version, function (error) {
+        if (error) {
+            return cb(error);
+        }
+        git.push('origin', 'master', { args: '--tags' }, cb);
+    });
+});
+
+gulp.task('version', function (callback) {
+    runSequence(
+        'version-bump',
+        'version-commit',
+        'version-push',
+        'version-tag',
+        function (error) {
+            if (error) {
+                console.log(error.message);
+            } else {
+                console.log('Version set and comitted successfully');
+            }
+            callback(error);
+        });
+});

package.json

@@ -46,6 +46,7 @@
 
     "gulp": "^3.9.0",
     "del": "^1.2.0",
+    "minimist": "^1.1.1",
     "require-dir": "~0.3.0",
     "run-sequence": "^1.1.0",
     "gulp-typescript": "^2.7.6",