'use strict';

var autoprefixer = require('gulp-autoprefixer');

var del = require('del');

var format = require('gulp-clang-format');

var exec = require('child_process').exec;

var fork = require('child_process').fork;

var gulp = require('gulp');

var gulpPlugins = require('gulp-load-plugins')();

var sass = require('gulp-sass');

var shell = require('gulp-shell');

var runSequence = require('run-sequence');

var madge = require('madge');

var merge = require('merge');

var merge2 = require('merge2');

var path = require('path');

var semver = require('semver');

var watch = require('gulp-watch');

var clean = require('./tools/build/clean');

var transpile = require('./tools/build/transpile');

var pubget = require('./tools/build/pubget');

var linknodemodules = require('./tools/build/linknodemodules');

var pubbuild = require('./tools/build/pubbuild');

var dartanalyzer = require('./tools/build/dartanalyzer');

var jsserve = require('./tools/build/jsserve');

var pubserve = require('./tools/build/pubserve');

var rundartpackage = require('./tools/build/rundartpackage');

var file2moduleName = require('./tools/build/file2modulename');

var karma = require('karma');

var minimist = require('minimist');

var runServerDartTests = require('./tools/build/run_server_dart_tests');

var sourcemaps = require('gulp-sourcemaps');

var tsc = require('gulp-typescript');

var util = require('./tools/build/util');

var bundler = require('./tools/build/bundle');

var replace = require('gulp-replace');

var insert = require('gulp-insert');

// dynamic require in build.tools so we can bootstrap TypeScript compilation

function throwToolsBuildMissingError() {

throw new Error('ERROR: build.tools task should have been run before using angularBuilder');

}

var angularBuilder = {

rebuildBrowserDevTree: throwToolsBuildMissingError,

rebuildBrowserProdTree: throwToolsBuildMissingError,

rebuildNodeTree: throwToolsBuildMissingError,

rebuildDartTree: throwToolsBuildMissingError,

cleanup: function() {}

};

(function checkNodeAndNpmVersions() {

var requiredNpmVersion = '>=2.9.0';

var requiredNodeVersion = '>=0.10.x'; // TODO: bump this to 0.12 once travis runs on 0.12

exec('npm --version', function(e, stdout) {

var foundNpmVersion = semver.clean(stdout);

var foundNodeVersion = process.version;

var issues = [];

if (!semver.satisfies(foundNodeVersion, requiredNodeVersion)) {

issues.push('You are running unsupported node version. Found: ' + foundNodeVersion +

' Expected: ' + requiredNodeVersion);

}

if (!semver.satisfies(foundNpmVersion, requiredNpmVersion)) {

issues.push('You are running unsuported npm version. Found: ' + foundNpmVersion +

' Expected: ' + requiredNpmVersion);

}

if (issues.length) {

// TODO: in the future we should error, but let's just display the warning for a few days first

console.warn(Array(80).join('!'));

console.warn('Your environment is not in a good shape. Following issues were found:');

issues.forEach(function(issue) {console.warn(' - ' + issue)});

console.warn(Array(80).join('!'));

}

});

}())

// Note: when DART_SDK is not found, all gulp tasks ending with `.dart` will be skipped.

var DART_SDK = require('./tools/build/dartdetect')(gulp);

// -----------------------

// configuration

var CONFIG = {

dest: {

js: {

all: 'dist/js',

dev: {

es6: 'dist/js/dev/es6',

es5: 'dist/js/dev/es5'

},

prod: {

es6: 'dist/js/prod/es6',

es5: 'dist/js/prod/es5'

},

cjs: 'dist/js/cjs',

dart2js: 'dist/js/dart2js'

},

dart: 'dist/dart',

docs: 'dist/docs'

},

formatDart: {

packageName: 'dart_style',

args: ['dart_style:format', '-w', 'dist/dart']

}

};

// ------------

// clean

gulp.task('build/clean.tools', function() {

del(path.join('dist', 'tools'));

});

gulp.task('build/clean.js', clean(gulp, gulpPlugins, {

path: CONFIG.dest.js.all

}));

gulp.task('build/clean.dart', clean(gulp, gulpPlugins, {

path: CONFIG.dest.dart

}));

gulp.task('build/clean.docs', clean(gulp, gulpPlugins, {

path: CONFIG.dest.docs

}));

// ------------

// transpile

gulp.task('build/tree.dart', ['build/clean.dart', 'build.tools'], function(done) {

runSequence('!build/tree.dart', done);

});

gulp.task('!build/tree.dart', function() {

return angularBuilder.rebuildDartTree();

});

// ------------

// pubspec

// Run a top-level `pub get` for this project.

gulp.task('pubget.dart', pubget.dir(gulp, gulpPlugins, { dir: '.', command: DART_SDK.PUB }));

// Run `pub get` over CONFIG.dest.dart

gulp.task('build/pubspec.dart', pubget.subDir(gulp, gulpPlugins, {

dir: CONFIG.dest.dart,

command: DART_SDK.PUB

}));

// ------------

// dartanalyzer

gulp.task('build/analyze.dart', dartanalyzer(gulp, gulpPlugins, {

dest: CONFIG.dest.dart,

command: DART_SDK.ANALYZER

}));

// ------------

// pubbuild

gulp.task('build/pubbuild.dart', pubbuild(gulp, gulpPlugins, {

src: CONFIG.dest.dart,

dest: CONFIG.dest.js.dart2js,

command: DART_SDK.PUB

}));

// ------------

// formatting

gulp.task('build/format.dart', rundartpackage(gulp, gulpPlugins, {

pub: DART_SDK.PUB,

packageName: CONFIG.formatDart.packageName,

args: CONFIG.formatDart.args

}));

function doCheckFormat() {

return gulp.src(['Brocfile*.js', 'modules/**/*.ts', 'tools/**/*.ts', '!**/typings/**/*.d.ts',

// skipped due to https://github.com/angular/clang-format/issues/4

'!tools/broccoli/tree-differ.ts',

// skipped due to https://github.com/angular/gulp-clang-format/issues/3

'!tools/broccoli/broccoli-typescript.ts' ])

.pipe(format.checkFormat('file'));

}

gulp.task('check-format', function() {

return doCheckFormat().on('warning', function(e) {

console.log("NOTE: this will be promoted to an ERROR in the continuous build");

});

});

gulp.task('enforce-format', function() {

return doCheckFormat().on('warning', function(e) {

console.log("ERROR: Some files need formatting");

process.exit(1);

});

});

// ------------

// check circular dependencies in Node.js context

gulp.task('build/checkCircularDependencies', function (done) {

var dependencyObject = madge(CONFIG.dest.js.dev.es6, {

format: 'es6',

paths: [CONFIG.dest.js.dev.es6],

extensions: ['.js', '.es6'],

onParseFile: function(data) {

data.src = data.src.replace(/import \* as/g, "//import * as");

}

});

var circularDependencies = dependencyObject.circular().getArray();

if (circularDependencies.length > 0) {

console.log(circularDependencies);

process.exit(1);

}

done();

});

// ------------------

// web servers

gulp.task('serve.js.dev', ['build.js.dev'], function(neverDone) {

watch('modules/**', function() {

gulp.start('!broccoli.js.dev');

});

jsserve(gulp, gulpPlugins, {

path: CONFIG.dest.js.dev.es5,

port: 8000

})();

});

gulp.task('serve.js.prod', jsserve(gulp, gulpPlugins, {

path: CONFIG.dest.js.prod.es5,

port: 8001

}));

gulp.task('serve.js.dart2js', jsserve(gulp, gulpPlugins, {

path: CONFIG.dest.js.dart2js,

port: 8002

}));

gulp.task('serve/examples.dart', pubserve(gulp, gulpPlugins, {

command: DART_SDK.PUB,

path: CONFIG.dest.dart + '/examples'

}));

gulp.task('serve/benchmarks.dart', pubserve(gulp, gulpPlugins, {

command: DART_SDK.PUB,

path: CONFIG.dest.dart + '/benchmarks'

}));

gulp.task('serve/benchmarks_external.dart', pubserve(gulp, gulpPlugins, {

command: DART_SDK.PUB,

path: CONFIG.dest.dart + '/benchmarks_external'

}));

// --------------

// doc generation

var Dgeni = require('dgeni');

var bower = require('bower');

var webserver = require('gulp-webserver');

gulp.task('docs/bower', function() {

var bowerTask = bower.commands.install(undefined, undefined, { cwd: 'docs' });

bowerTask.on('log', function (result) {

console.log('bower:', result.id, result.data.endpoint.name);

});

bowerTask.on('error', function(error) {

console.log(error);

});

return bowerTask;

});

function createDocsTasks(publicBuild) {

var dgeniPackage = publicBuild ? './docs/public-docs-package' : './docs/dgeni-package';

var distDocsPath = publicBuild ? 'dist/public_docs' : 'dist/docs';

var taskPrefix = publicBuild ? 'public_docs' : 'docs';

gulp.task(taskPrefix + '/dgeni', function() {

try {

var dgeni = new Dgeni([require(dgeniPackage)]);

return dgeni.generate();

} catch(x) {

console.log(x);

console.log(x.stack);

throw x;

}

});

gulp.task(taskPrefix + '/assets', ['docs/bower'], function() {

return gulp.src('docs/bower_components/**/*')

.pipe(gulp.dest(distDocsPath + '/lib'));

});

gulp.task(taskPrefix + '/app', function() {

return gulp.src('docs/app/**/*')

.pipe(gulp.dest(distDocsPath));

});

gulp.task(taskPrefix, [taskPrefix + '/assets', taskPrefix + '/app', taskPrefix + '/dgeni']);

gulp.task(taskPrefix + '/watch', function() {

return watch('docs/app/**/*', [taskPrefix + '/app']);

});

gulp.task(taskPrefix + '/test', function (done) {

fork('./tools/traceur-jasmine', ['docs/**/*.spec.js'], {

stdio: 'inherit'

}).on('close', function (exitCode) {

done(exitCode);

});

});

gulp.task(taskPrefix + '/serve', function() {

gulp.src(distDocsPath + '/')

.pipe(webserver({

fallback: 'index.html'

}));

});

}

createDocsTasks(true);

createDocsTasks(false);

gulp.task('docs/angular.io', function() {

try {

var dgeni = new Dgeni([require('./docs/angular.io-package')]);

return dgeni.generate();

} catch(x) {

console.log(x);

console.log(x.stack);

throw x;

}

});

// ------------------

// CI tests suites

gulp.task('test.js', function(done) {

runSequence('test.unit.tools/ci', 'test.transpiler.unittest', 'docs/test', 'test.unit.js/ci',

'test.unit.cjs/ci', done);

});

gulp.task('test.dart', function(done) {

runSequence('test.transpiler.unittest', 'docs/test', 'test.unit.dart/ci', done);

});

// Reuse the Travis scripts

// TODO: rename test_*.sh to test_all_*.sh

gulp.task('test.all.js', shell.task(['./scripts/ci/test_js.sh']))

gulp.task('test.all.dart', shell.task(['./scripts/ci/test_dart.sh']))

// karma tests

// These tests run in the browser and are allowed to access

// HTML DOM APIs.

function getBrowsersFromCLI() {

var args = minimist(process.argv.slice(2));

return [args.browsers?args.browsers:'DartiumWithWebPlatform']

}

gulp.task('test.unit.js', ['build.js.dev'], function (neverDone) {

runSequence(

'!test.unit.js/karma-server',

'!test.unit.js/karma-run',

'check-format'

);

watch('modules/**', function() {

runSequence(

'!broccoli.js.dev',

'!test.unit.js/karma-run'

);

});

});

gulp.task('watch.js.dev', ['build.js.dev'], function (neverDone) {

watch('modules/**', function() {

runSequence(

'!broccoli.js.dev'

);

});

});

gulp.task('!test.unit.js/karma-server', function() {

karma.server.start({configFile: __dirname + '/karma-js.conf.js'});

});

gulp.task('!test.unit.js/karma-run', function(done) {

karma.runner.run({configFile: __dirname + '/karma-js.conf.js'}, function(exitCode) {

// ignore exitCode, we don't want to fail the build in the interactive (non-ci) mode

// karma will print all test failures

done();

});

});

gulp.task('test.unit.dart', ['build/tree.dart'], function (done) {

runSequence(

'!test.unit.dart/karma-server',

'!test.unit.dart/karma-run'

);

watch('modules/angular2/**', function() {

runSequence(

'!build/tree.dart',

'build/format.dart',

'!test.unit.dart/karma-run'

);

});

});

gulp.task('!test.unit.dart/karma-run', function (done) {

karma.runner.run({configFile: __dirname + '/karma-dart.conf.js'}, function(exitCode) {

// ignore exitCode, we don't want to fail the build in the interactive (non-ci) mode

// karma will print all test failures

done();

});

});

gulp.task('!test.unit.dart/karma-server', function() {

karma.server.start({configFile: __dirname + '/karma-dart.conf.js'});

});

gulp.task('test.unit.js/ci', function (done) {

karma.server.start({configFile: __dirname + '/karma-js.conf.js',

singleRun: true, reporters: ['dots'], browsers: getBrowsersFromCLI()}, done);

});

gulp.task('test.unit.dart/ci', function (done) {

karma.server.start({configFile: __dirname + '/karma-dart.conf.js',

singleRun: true, reporters: ['dots'], browsers: getBrowsersFromCLI()}, done);

});

gulp.task('test.unit.cjs/ci', function(done) {

fork('./tools/traceur-jasmine', ['dist/js/cjs/angular2/test/**/*_spec.js'], {

stdio: 'inherit'

}).on('close', function (exitCode) {

done(exitCode);

});

});

gulp.task('test.unit.cjs', ['build/clean.js', 'build.tools'], function (done) {

function buildAndTest() {

runSequence(

'!build.js.cjs',

'test.unit.cjs/ci'

);

}

buildAndTest();

watch('modules/**', buildAndTest);

});

gulp.task('test.unit.tools/ci', function(done) {

fork('./tools/traceur-jasmine', ['dist/tools/**/*.spec.js'], {

stdio: 'inherit'

}).on('close', done);

});

gulp.task('test.unit.tools', ['build/clean.tools'], function(done) {

function buildAndTest() {

runSequence(

'!build.tools',

'test.unit.tools/ci'

);

}

buildAndTest();

watch('tools/**', buildAndTest);

});

// ------------------

// server tests

// These tests run on the VM on the command-line and are

// allowed to access the file system and network.

gulp.task('test.server.dart', runServerDartTests(gulp, gulpPlugins, {

dest: 'dist/dart'

}));

// -----------------

// test builders

gulp.task('test.transpiler.unittest', function(done) {

fork('./tools/traceur-jasmine', ['tools/transpiler/unittest/**/*.js'], {

stdio: 'inherit'

}).on('close', function (exitCode) {

done(exitCode);

});

});

// -----------------

// orchestrated targets

// Pure Dart packages only contain Dart code and conform to pub package layout.

// These packages need no transpilation. All code is copied over to `dist`

// unmodified and directory structure is preserved.

//

// This task also fixes relative `dependency_overrides` paths in `pubspec.yaml`

// files.

gulp.task('build/pure-packages.dart', function() {

var through2 = require('through2');

var yaml = require('js-yaml');

var originalPrefix = '../../dist/dart/';

return gulp

.src([

'modules_dart/**/*.dart',

'modules_dart/**/pubspec.yaml',

])

.pipe(through2.obj(function(file, enc, done) {

if (file.path.endsWith('pubspec.yaml')) {

// Pure packages specify dependency_overrides relative to

// `modules_dart`, so they have to walk up and into `dist`.

//

// Example:

//

// dependency_overrides:

// angular2:

// path: ../../dist/dart/angular2

//

// When we copy a pure package into `dist` the relative path

// must be updated. The code below replaces paths accordingly.

// So the example above is turned into:

//

// dependency_overrides:

// angular2:

// path: ../angular2

//

var pubspec = yaml.safeLoad(file.contents.toString());

var overrides = pubspec['dependency_overrides'];

if (overrides) {

Object.keys(overrides).forEach(function(pkg) {

var overridePath = overrides[pkg]['path'];

if (overridePath.startsWith(originalPrefix)) {

overrides[pkg]['path'] = overridePath.replace(originalPrefix, '../');

}

});

file.contents = new Buffer(yaml.safeDump(pubspec));

}

}

this.push(file);

done();

}))

.pipe(gulp.dest('dist/dart'));

});

// Builds all Dart packages, but does not compile them

gulp.task('build/packages.dart', function(done) {

runSequence(

'build/tree.dart',

// Run after 'build/tree.dart' because broccoli clears the dist/dart folder

'build/pure-packages.dart',

'build/format.dart',

done);

});

// Builds and compiles all Dart packages

gulp.task('build.dart', function(done) {

runSequence(

'build/packages.dart',

'build/pubspec.dart',

'build/analyze.dart',

'build/pubbuild.dart',

done

);

});

// public task to build tools

gulp.task('build.tools', ['build/clean.tools'], function(done) {

runSequence('!build.tools', done);

});

// private task to build tools

gulp.task('!build.tools', function() {

var tsResult = gulp.src(['tools/**/*.ts'])

.pipe(sourcemaps.init())

.pipe(tsc({target: 'ES5', module: 'commonjs', reporter: tsc.reporter.nullReporter(),

// Don't use the version of typescript that gulp-typescript depends on, we need 1.5

// see https://github.com/ivogabe/gulp-typescript#typescript-version

typescript: require('typescript')}))

.on('error', function(error) {

// gulp-typescript doesn't propagate errors from the src stream into the js stream so we are

// forwarding the error into the merged stream

mergedStream.emit('error', error);

});

var destDir = gulp.dest('dist/tools/');

var mergedStream = merge2([

tsResult.js.pipe(sourcemaps.write('.')).pipe(destDir),

tsResult.js.pipe(destDir)

]).on('end', function() {

var AngularBuilder = require('./dist/tools/broccoli/angular_builder').AngularBuilder;

angularBuilder = new AngularBuilder('dist');

});

return mergedStream;

});

gulp.task('broccoli.js.dev', ['build.tools'], function(done) {

runSequence('!broccoli.js.dev', done);

});

gulp.task('!broccoli.js.dev', function() {

return angularBuilder.rebuildBrowserDevTree();

});

gulp.task('build.js.dev', ['build/clean.js'], function(done) {

runSequence(

'broccoli.js.dev',

'build/checkCircularDependencies',

'check-format',

done

);

});

gulp.task('build.js.prod', ['build.tools'], function() {

return angularBuilder.rebuildBrowserProdTree();

});

/**

* public task

*/

gulp.task('build.js.cjs', ['build.tools'], function(done) {

runSequence('!build.js.cjs', done);

});

var firstBuildJsCjs = true;

/**

* private task

*/

gulp.task('!build.js.cjs', function() {

return angularBuilder.rebuildNodeTree().then(function() {

if (firstBuildJsCjs) {

firstBuildJsCjs = false;

console.log('creating node_modules symlink hack');

// linknodemodules is all sync

linknodemodules(gulp, gulpPlugins, {

dir: CONFIG.dest.js.cjs

})();

}

});

});

var bundleConfig = {

paths: {

"*": "dist/js/prod/es6/*.es6",

"rx": "node_modules/rx/dist/rx.js"

},

meta: {

// auto-detection fails to detect properly here - https://github.com/systemjs/builder/issues/123

'rx': {

format: 'cjs'

}

}

};

// production build

gulp.task('bundle.js.prod', ['build.js.prod'], function() {

return bundler.bundle(

bundleConfig,

'angular2/angular2',

'./dist/build/angular2.js',

{

sourceMaps: true

});

});

// minified production build

// TODO: minify zone.js

gulp.task('bundle.js.min', ['build.js.prod'], function() {

return bundler.bundle(

bundleConfig,

'angular2/angular2',

'./dist/build/angular2.min.js',

{

sourceMaps: true,

minify: true

});

});

// development build

gulp.task('bundle.js.dev', ['build.js.dev'], function() {

var devBundleConfig = merge(true, bundleConfig);

devBundleConfig.paths =

merge(true, devBundleConfig.paths, {

"*": "dist/js/dev/es6/*.es6"

});

return bundler.bundle(

devBundleConfig,

'angular2/angular2',

'./dist/build/angular2.dev.js',

{ sourceMaps: true });

});

gulp.task('router.bundle.js.dev', ['build.js.dev'], function() {

var devBundleConfig = merge(true, bundleConfig);

devBundleConfig.paths =

merge(true, devBundleConfig.paths, {

"*": "dist/js/dev/es6/*.es6"

});

return bundler.bundle(

devBundleConfig,

'angular2/router - angular2/angular2',

'./dist/bundle/router.dev.js',

{ sourceMaps: true });

});

// self-executing development build

// This bundle executes its main module - angular2_sfx, when loaded, without

// a corresponding System.import call. It is aimed at ES5 developers that do not

// use System loader polyfills (like system.js and es6 loader).

// see: https://github.com/systemjs/builder (SFX bundles).

gulp.task('bundle.js.sfx.dev', ['build.js.dev'], function() {

var devBundleConfig = merge(true, bundleConfig);

devBundleConfig.paths =

merge(true, devBundleConfig.paths, {

'*': 'dist/js/dev/es6/*.es6'

});

return bundler.bundle(

devBundleConfig,

'angular2/angular2_sfx',

'./dist/build/angular2.sfx.dev.js',

{ sourceMaps: true },

/* self-executing */ true);

});

gulp.task('bundle.js.prod.deps', ['bundle.js.prod'], function() {

return bundler.modify(

['node_modules/zone.js/zone.js', 'dist/build/angular2.js'], 'angular2.js')

.pipe(gulp.dest('dist/bundle'));

});

gulp.task('bundle.js.min.deps', ['bundle.js.min'], function() {

return bundler.modify(

['node_modules/zone.js/zone.js', 'dist/build/angular2.min.js'], 'angular2.min.js')

.pipe(gulp.dest('dist/bundle'));

});

var JS_DEV_DEPS = ['node_modules/zone.js/zone.js',

'node_modules/zone.js/long-stack-trace-zone.js',

'node_modules/reflect-metadata/Reflect.js'];

gulp.task('bundle.js.dev.deps', ['bundle.js.dev'], function() {

return bundler.modify(JS_DEV_DEPS.concat(['dist/build/angular2.dev.js']), 'angular2.dev.js')

.pipe(insert.append('\nSystem.config({"paths":{"*":"*.js","angular2/*":"angular2/*"}});\n'))

.pipe(gulp.dest('dist/bundle'));

});

gulp.task('bundle.js.sfx.dev.deps', ['bundle.js.sfx.dev'], function() {

return bundler.modify(JS_DEV_DEPS.concat(['dist/build/angular2.sfx.dev.js']),

'angular2.sfx.dev.js')

.pipe(gulp.dest('dist/bundle'));

});

gulp.task('bundle.js.deps', ['bundle.js.prod.deps', 'bundle.js.dev.deps', 'bundle.js.min.deps', 'bundle.js.sfx.dev.deps']);

gulp.task('build.js', ['build.js.dev', 'build.js.prod', 'build.js.cjs', 'bundle.js.deps']);

gulp.task('clean', ['build/clean.tools', 'build/clean.js', 'build/clean.dart', 'build/clean.docs']);

gulp.task('build', ['build.js', 'build.dart']);

// ------------

// angular material testing rules

gulp.task('build.css.material', function() {

return gulp.src('modules/*/src/**/*.scss')

.pipe(sass())

.pipe(autoprefixer())

.pipe(gulp.dest(CONFIG.dest.js.prod.es5))

.pipe(gulp.dest(CONFIG.dest.js.dev.es5))

.pipe(gulp.dest(CONFIG.dest.js.dart2js + '/examples/packages'));

});

gulp.task('build.js.material', function(done) {

runSequence('build.js.dev', 'build.css.material', done);

});

gulp.task('build.dart2js.material', function(done) {

runSequence('build.dart', 'build.css.material', done);

});

// TODO: this target is temporary until we find a way to use the SASS transformer

gulp.task('build.dart.material', ['build/packages.dart'], function() {

return gulp.src('dist/dart/angular2_material/src/**/*.scss')

.pipe(sass())

.pipe(autoprefixer())

.pipe(gulp.dest('dist/dart/angular2_material/lib/src'));

});

gulp.task('cleanup.builder', function() {

angularBuilder.cleanup();

});

// register cleanup listener for ctrl+c/kill used to quit any persistent task (autotest or serve tasks)

process.on('SIGINT', function() {

gulp.start('cleanup.builder');

process.exit();

});

// register cleanup listener for all non-persistent tasks

process.on('beforeExit', function() {

gulp.start('cleanup.builder');

});