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gulpfile.js
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/**
* Copyright (c) 2013-present, Facebook, Inc.
* All rights reserved.
*
* This source code is licensed under the BSD-style license found in the
* LICENSE file in the root directory of this source tree. An additional grant
* of patent rights can be found in the PATENTS file in the same directory.
*/
'use strict';
var babel = require('gulp-babel');
var del = require('del');
var cleanCSS = require('gulp-clean-css');
var concatCSS = require('gulp-concat-css');
var derequire = require('gulp-derequire');
var flatten = require('gulp-flatten');
var gulp = require('gulp');
var gulpUtil = require('gulp-util');
var header = require('gulp-header');
var packageData = require('./package.json');
var rename = require('gulp-rename');
var runSequence = require('run-sequence');
var through = require('through2');
var webpackStream = require('webpack-stream');
var fbjsConfigurePreset = require('babel-preset-fbjs/configure');
var gulpCheckDependencies = require('fbjs-scripts/gulp/check-dependencies');
var moduleMap = require('./scripts/module-map');
var paths = {
dist: 'dist',
lib: 'lib',
src: [
'src/**/*.js',
'!src/**/__tests__/**/*.js',
'!src/**/__mocks__/**/*.js',
],
css: [
'src/**/*.css',
],
};
var babelOptsJS = {
presets: [
fbjsConfigurePreset({
stripDEV: true,
rewriteModules: {map: moduleMap},
}),
],
};
var babelOptsFlow = {
presets: [
fbjsConfigurePreset({
target: 'flow',
rewriteModules: {map: moduleMap},
}),
],
};
var COPYRIGHT_HEADER = `/**
* Draft v<%= version %>
*
* Copyright (c) 2013-present, Facebook, Inc.
* All rights reserved.
*
* This source code is licensed under the BSD-style license found in the
* LICENSE file in the root directory of this source tree. An additional grant
* of patent rights can be found in the PATENTS file in the same directory.
*/
`;
var buildDist = function(opts) {
var webpackOpts = {
debug: opts.debug,
externals: {
immutable: {
root: 'Immutable',
commonjs2: 'immutable',
commonjs: 'immutable',
amd: 'immutable',
},
react: {
root: 'React',
commonjs2: 'react',
commonjs: 'react',
amd: 'react',
},
'react-dom': {
root: 'ReactDOM',
commonjs2: 'react-dom',
commonjs: 'react-dom',
amd: 'react-dom',
},
},
output: {
filename: opts.output,
libraryTarget: 'umd',
library: 'Draft',
},
plugins: [
new webpackStream.webpack.DefinePlugin({
'process.env.NODE_ENV': JSON.stringify(
opts.debug ? 'development' : 'production'
),
}),
new webpackStream.webpack.optimize.OccurenceOrderPlugin(),
new webpackStream.webpack.optimize.DedupePlugin(),
],
};
if (!opts.debug) {
webpackOpts.plugins.push(
new webpackStream.webpack.optimize.UglifyJsPlugin({
compress: {
hoist_vars: true,
screw_ie8: true,
warnings: false,
},
})
);
}
return webpackStream(webpackOpts, null, function(err, stats) {
if (err) {
throw new gulpUtil.PluginError('webpack', err);
}
if (stats.compilation.errors.length) {
gulpUtil.log('webpack', '\n' + stats.toString({colors: true}));
}
});
};
gulp.task('clean', function() {
return del([paths.dist, paths.lib]);
});
gulp.task('modules', function() {
return gulp
.src(paths.src)
.pipe(babel(babelOptsJS))
.pipe(flatten())
.pipe(gulp.dest(paths.lib));
});
gulp.task('flow', function() {
return gulp
.src(paths.src)
.pipe(babel(babelOptsFlow))
.pipe(flatten())
.pipe(rename({extname: '.js.flow'}))
.pipe(gulp.dest(paths.lib));
});
gulp.task('css', function() {
return gulp
.src(paths.css)
.pipe(through.obj(function(file, encoding, callback) {
var contents = file.contents.toString();
var replaced = contents.replace(
// Regex based on MakeHasteCssModuleTransform: ignores comments,
// strings, and URLs
/\/\*.*?\*\/|'(?:\\.|[^'])*'|"(?:\\.|[^"])*"|url\([^)]*\)|(\.(?:public\/)?[\w-]*\/{1,2}[\w-]+)/g,
function(match, cls) {
if (cls) {
return cls.replace(/\//g, '-');
} else {
return match;
}
}
);
replaced = replaced.replace(
// MakeHasteCssVariablesTransform
/\bvar\(([\w-]+)\)/g,
function(match, name) {
var vars = {
'fig-secondary-text': '#9197a3',
'fig-light-20': '#bdc1c9',
};
if (vars[name]) {
return vars[name];
} else {
throw new Error('Unknown CSS variable ' + name);
}
}
);
file.contents = new Buffer(replaced);
callback(null, file);
}))
.pipe(concatCSS('Draft.css'))
// Avoid rewriting rules *just in case*, just compress
.pipe(cleanCSS({advanced: false}))
.pipe(header(COPYRIGHT_HEADER, {version: packageData.version}))
.pipe(gulp.dest(paths.dist));
});
gulp.task('dist', ['modules', 'css'], function() {
var opts = {
debug: true,
output: 'Draft.js',
};
return gulp.src('./lib/Draft.js')
.pipe(buildDist(opts))
.pipe(derequire())
.pipe(header(COPYRIGHT_HEADER, {version: packageData.version}))
.pipe(gulp.dest(paths.dist));
});
gulp.task('dist:min', ['modules'], function() {
var opts = {
debug: false,
output: 'Draft.min.js',
};
return gulp.src('./lib/Draft.js')
.pipe(buildDist(opts))
.pipe(header(COPYRIGHT_HEADER, {version: packageData.version}))
.pipe(gulp.dest(paths.dist));
});
gulp.task('check-dependencies', function() {
return gulp
.src('package.json')
.pipe(gulpCheckDependencies());
});
gulp.task('watch', function() {
gulp.watch(paths.src, ['modules']);
});
gulp.task('dev', function() {
gulp.watch(paths.src, ['modules', 'dist']);
});
gulp.task('default', function(cb) {
runSequence('check-dependencies', 'clean', ['modules', 'flow'], ['dist', 'dist:min'], cb);
});