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								/*
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								  Copyright (C) 2014 Yusuke Suzuki <utatane.tea@gmail.com>
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								  Redistribution and use in source and binary forms, with or without
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								  modification, are permitted provided that the following conditions are met:
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								    * Redistributions of source code must retain the above copyright
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								      notice, this list of conditions and the following disclaimer.
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								    * Redistributions in binary form must reproduce the above copyright
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								      notice, this list of conditions and the following disclaimer in the
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								      documentation and/or other materials provided with the distribution.
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								  THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 'AS IS'
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								  AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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								  IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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								  ARE DISCLAIMED. IN NO EVENT SHALL <COPYRIGHT HOLDER> BE LIABLE FOR ANY
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								  DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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								  (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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								  LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
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								  ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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								  (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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								  THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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								*/
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								'use strict';
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								var gulp = require('gulp'),
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								    git = require('gulp-git'),
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								    bump = require('gulp-bump'),
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								    filter = require('gulp-filter'),
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								    tagVersion = require('gulp-tag-version');
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								var TEST = [ 'test/*.js' ];
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								var POWERED = [ 'powered-test/*.js' ];
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								var SOURCE = [ 'src/**/*.js' ];
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								/**
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								 * Bumping version number and tagging the repository with it.
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								 * Please read http://semver.org/
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								 *
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								 * You can use the commands
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								 *
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								 *     gulp patch     # makes v0.1.0 -> v0.1.1
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								 *     gulp feature   # makes v0.1.1 -> v0.2.0
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								 *     gulp release   # makes v0.2.1 -> v1.0.0
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								 *
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								 * To bump the version numbers accordingly after you did a patch,
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								 * introduced a feature or made a backwards-incompatible release.
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								 */
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								function inc(importance) {
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								    // get all the files to bump version in
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								    return gulp.src(['./package.json'])
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								        // bump the version number in those files
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								        .pipe(bump({type: importance}))
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								        // save it back to filesystem
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								        .pipe(gulp.dest('./'))
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								        // commit the changed version number
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								        .pipe(git.commit('Bumps package version'))
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								        // read only one file to get the version number
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								        .pipe(filter('package.json'))
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								        // **tag it in the repository**
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								        .pipe(tagVersion({
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								            prefix: ''
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								        }));
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								}
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								gulp.task('patch', [ ], function () { return inc('patch'); })
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								gulp.task('minor', [ ], function () { return inc('minor'); })
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								gulp.task('major', [ ], function () { return inc('major'); })
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