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gulpfile.js
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gulpfile.js
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/**
*
* Web Starter Kit
* Copyright 2014 Google Inc. All rights reserved.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License
*
*/
'use strict';
// Include Gulp & Tools We'll Use
var gulp = require('gulp');
var $ = require('gulp-load-plugins')();
var del = require('del');
var runSequence = require('run-sequence');
var browserSync = require('browser-sync');
var pagespeed = require('psi');
var reload = browserSync.reload;
var AUTOPREFIXER_BROWSERS = [
'ie >= 10',
'ie_mob >= 10',
'ff >= 30',
'chrome >= 34',
'safari >= 7',
'opera >= 23',
'ios >= 7',
'android >= 4.4',
'bb >= 10'
];
// Lint JavaScript
gulp.task('jshint', function () {
return gulp.src('app/scripts/**/*.js')
.pipe(reload({stream: true, once: true}))
.pipe($.jshint())
.pipe($.jshint.reporter('jshint-stylish'))
.pipe($.if(!browserSync.active, $.jshint.reporter('fail')));
});
// Optimize Images
gulp.task('images', function () {
return gulp.src('app/images/**/*')
.pipe($.cache($.imagemin({
progressive: true,
interlaced: true
})))
.pipe(gulp.dest('dist/images'))
.pipe($.size({title: 'images'}));
});
// Copy All Files At The Root Level (app)
gulp.task('copy', function () {
return gulp.src([
'app/*',
'!app/*.html',
'node_modules/apache-server-configs/dist/.htaccess'
], {
dot: true
}).pipe(gulp.dest('dist'))
.pipe($.size({title: 'copy'}));
});
// Copy Web Fonts To Dist
gulp.task('fonts', function () {
return gulp.src(['app/fonts/**'])
.pipe(gulp.dest('dist/fonts'))
.pipe($.size({title: 'fonts'}));
});
// Compile and Automatically Prefix Stylesheets
gulp.task('styles', function () {
// For best performance, don't add Sass partials to `gulp.src`
return gulp.src([
'app/styles/*.scss',
'app/styles/**/*.css',
'app/styles/components/components.scss'
])
.pipe($.changed('styles', {extension: '.scss'}))
.pipe($.rubySass({
style: 'expanded',
precision: 10
})
.on('error', console.error.bind(console))
)
.pipe($.autoprefixer(AUTOPREFIXER_BROWSERS))
.pipe(gulp.dest('.tmp/styles'))
// Concatenate And Minify Styles
.pipe($.if('*.css', $.csso()))
.pipe(gulp.dest('dist/styles'))
.pipe($.size({title: 'styles'}));
});
// Scan Your HTML For Assets & Optimize Them
gulp.task('html', function () {
var assets = $.useref.assets({searchPath: '{.tmp,app}'});
return gulp.src('app/**/*.html')
.pipe(assets)
// Concatenate And Minify JavaScript
.pipe($.if('*.js', $.uglify({preserveComments: 'some'})))
// Remove Any Unused CSS
// Note: If not using the Style Guide, you can delete it from
// the next line to only include styles your project uses.
.pipe($.if('*.css', $.uncss({
html: [
'app/index.html',
'app/styleguide.html'
],
// CSS Selectors for UnCSS to ignore
ignore: [
/.navdrawer-container.open/,
/.app-bar.open/
]
})))
// Concatenate And Minify Styles
// In case you are still using useref build blocks
.pipe($.if('*.css', $.csso()))
.pipe(assets.restore())
.pipe($.useref())
// Update Production Style Guide Paths
.pipe($.replace('components/components.css', 'components/main.min.css'))
// Minify Any HTML
.pipe($.if('*.html', $.minifyHtml()))
// Output Files
.pipe(gulp.dest('dist'))
.pipe($.size({title: 'html'}));
});
// Clean Output Directory
gulp.task('clean', del.bind(null, ['.tmp', 'dist']));
// Watch Files For Changes & Reload
gulp.task('serve', ['styles'], function () {
browserSync({
notify: false,
// Run as an https by uncommenting 'https: true'
// Note: this uses an unsigned certificate which on first access
// will present a certificate warning in the browser.
// https: true,
server: {
baseDir: ['.tmp', 'app']
}
});
gulp.watch(['app/**/*.html'], reload);
gulp.watch(['app/styles/**/*.{scss,css}'], ['styles', reload]);
gulp.watch(['app/scripts/**/*.js'], ['jshint']);
gulp.watch(['app/images/**/*'], reload);
});
// Build and serve the output from the dist build
gulp.task('serve:dist', ['default'], function () {
browserSync({
notify: false,
// Run as an https by uncommenting 'https: true'
// Note: this uses an unsigned certificate which on first access
// will present a certificate warning in the browser.
// https: true,
server: {
baseDir: 'dist'
}
});
});
// Build Production Files, the Default Task
gulp.task('default', ['clean'], function (cb) {
runSequence('styles', ['jshint', 'html', 'images', 'fonts', 'copy'], cb);
});
// Run PageSpeed Insights
// Update `url` below to the public URL for your site
gulp.task('pagespeed', pagespeed.bind(null, {
// By default, we use the PageSpeed Insights
// free (no API key) tier. You can use a Google
// Developer API key if you have one. See
// http://goo.gl/RkN0vE for info key: 'YOUR_API_KEY'
url: 'https://example.com',
strategy: 'mobile'
}));
// Load custom tasks from the `tasks` directory
try { require('require-dir')('tasks'); } catch (err) {}