silverstripe-cms/gulpfile.js

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var gulp = require('gulp'),
babel = require('gulp-babel'),
diff = require('gulp-diff'),
notify = require('gulp-notify'),
uglify = require('gulp-uglify');
gulpUtil = require('gulp-util'),
browserify = require('browserify'),
babelify = require('babelify'),
watchify = require('watchify'),
source = require('vinyl-source-stream'),
buffer = require('vinyl-buffer'),
path = require('path'),
glob = require('glob'),
eventStream = require('event-stream'),
semver = require('semver'),
packageJson = require('./package.json');
var PATHS = {
MODULES: './node_modules',
CMS_JAVASCRIPT_SRC: './javascript/src',
CMS_JAVASCRIPT_DIST: './javascript/dist'
};
var browserifyOptions = {
cache: {},
packageCache: {},
poll: true,
plugin: [watchify]
};
/**
* Transforms the passed JavaScript files to UMD modules.
*
* @param array files - The files to transform.
* @param string dest - The output directory.
* @return object
*/
function transformToUmd(files, dest) {
return eventStream.merge(files.map(function (file) {
return gulp.src(file)
.pipe(babel({
presets: ['es2015'],
moduleId: 'ss.' + path.parse(file).name,
plugins: ['transform-es2015-modules-umd']
}))
.on('error', notify.onError({
message: 'Error: <%= error.message %>',
}))
.pipe(gulp.dest(dest));
}));
}
// Make sure the version of Node being used is valid.
if (!semver.satisfies(process.versions.node, packageJson.engines.node)) {
console.error('Invalid Node.js version. You need to be using ' + packageJson.engines.node + '. If you want to manage multiple Node.js versions try https://github.com/creationix/nvm');
process.exit(1);
}
if (process.env.npm_config_development) {
browserifyOptions.debug = true;
}
gulp.task('build', ['umd-cms', 'umd-watch', 'bundle-lib']);
gulp.task('bundle-lib', function bundleLib() {
var stream = browserify(Object.assign({}, browserifyOptions, {
entries: PATHS.CMS_JAVASCRIPT_SRC + '/bundles/lib.js'
}))
.transform(babelify.configure({
presets: ['es2015'],
ignore: /(thirdparty)/
}))
.on('log', function (msg) { gulpUtil.log('Finished bundle-lib.js ' + msg); })
.on('update', bundleLib)
.external('jQuery')
.external('i18n')
.bundle()
.on('error', notify.onError({
message: 'Error: <%= error.message %>',
}))
.pipe(source('bundle-lib.js'))
.pipe(buffer());
if (typeof process.env.npm_config_development === 'undefined') {
stream.pipe(uglify());
}
return stream.pipe(gulp.dest(PATHS.CMS_JAVASCRIPT_DIST));
});
gulp.task('umd-cms', function () {
return transformToUmd(glob.sync(PATHS.CMS_JAVASCRIPT_SRC + '/*.js'), PATHS.CMS_JAVASCRIPT_DIST);
});
gulp.task('umd-watch', function () {
gulp.watch(PATHS.CMS_JAVASCRIPT_SRC + '/*.js', ['umd-cms']);
});