337 lines
9.2 KiB
JavaScript
337 lines
9.2 KiB
JavaScript
var benchpress = require('angular-benchpress/lib/cli');
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var clean = require('gulp-rimraf');
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var connect = require('gulp-connect');
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var ejs = require('gulp-ejs');
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var es = require('event-stream');
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var file2moduleName = require('./file2modulename');
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var fs = require('fs');
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var glob = require('glob');
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var gulp = require('gulp');
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var merge = require('merge');
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var mergeStreams = require('event-stream').merge;
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var path = require('path');
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var Q = require('q');
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var readline = require('readline');
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var rename = require('gulp-rename');
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var runSequence = require('run-sequence');
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var shell = require('gulp-shell');
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var spawn = require('child_process').spawn;
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var through2 = require('through2');
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var watch = require('gulp-watch');
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var changed = require('gulp-changed');
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var js2es5Options = {
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sourceMaps: true,
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annotations: true, // parse annotations
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types: true, // parse types
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script: false, // parse as a module
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memberVariables: true, // parse class fields
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modules: 'instantiate'
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};
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var js2es5OptionsProd = merge(true, js2es5Options, {
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typeAssertions: false
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});
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var js2es5OptionsDev = merge(true, js2es5Options, {
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typeAssertionModule: 'rtts_assert/rtts_assert',
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typeAssertions: true
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});
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var js2dartOptions = {
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sourceMaps: true,
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annotations: true, // parse annotations
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types: true, // parse types
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script: false, // parse as a module
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memberVariables: true, // parse class fields
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outputLanguage: 'dart'
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};
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var PUB_CMD = process.platform === 'win32' ? 'pub.bat' : 'pub';
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var gulpTraceur = require('./tools/transpiler/gulp-traceur');
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// ---------
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// traceur runtime
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gulp.task('jsRuntime/build', function() {
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var traceurRuntime = gulp.src([
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gulpTraceur.RUNTIME_PATH,
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"node_modules/es6-module-loader/dist/es6-module-loader-sans-promises.src.js",
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"node_modules/systemjs/dist/system.src.js",
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"node_modules/systemjs/lib/extension-register.js"
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]).pipe(gulp.dest('build/js'));
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return traceurRuntime;
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});
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// -----------------------
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// modules
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var sourceTypeConfigs = {
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dart: {
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transpileSrc: ['modules/**/*.js'],
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htmlSrc: ['modules/*/src/**/*.html'],
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copySrc: ['modules/**/*.dart'],
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outputDir: 'build/dart',
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outputExt: 'dart',
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mimeType: 'application/dart'
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},
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js: {
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transpileSrc: ['modules/**/*.js', 'modules/**/*.es6'],
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htmlSrc: ['modules/*/src/**/*.html'],
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copySrc: ['modules/**/*.es5'],
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outputDir: 'build/js',
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outputExt: 'js'
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}
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};
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gulp.task('modules/clean', function() {
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return gulp.src('build', {read: false})
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.pipe(clean());
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});
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gulp.task('modules/build.dart/src', function() {
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return createModuleTask(merge(sourceTypeConfigs.dart, {compilerOptions: js2dartOptions}));
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});
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gulp.task('modules/build.dart/pubspec', function(done) {
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var outputDir = sourceTypeConfigs.dart.outputDir;
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return gulp.src('modules/*/pubspec.yaml')
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.pipe(changed(outputDir)) // Only forward files that changed.
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.pipe(gulpDestWithForward(outputDir))
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.pipe(through2.obj(function(file, enc, done) {
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// After a `pubspec.yml` is copied, we run `pub install`.
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spawn(PUB_CMD, ['get'], {
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stdio: [process.stdin, process.stdout, process.stderr],
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cwd: path.dirname(file.path)
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}).on('close', done);
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}));
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});
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gulp.task('modules/build.dart', ['modules/build.dart/src', 'modules/build.dart/pubspec']);
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gulp.task('modules/build.dev.js', function() {
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return createModuleTask(merge(true, sourceTypeConfigs.js, {compilerOptions: js2es5OptionsDev}));
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});
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gulp.task('modules/build.prod.js', function() {
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return createModuleTask(merge(true, sourceTypeConfigs.js, {compilerOptions: js2es5OptionsProd}));
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});
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function renameSrcToLib(file) {
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file.dirname = file.dirname.replace(/\bsrc\b/, 'lib');
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}
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function renameEs5ToJs(file) {
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if (file.extname == '.es5') {
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file.extname = '.js';
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}
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}
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function createModuleTask(sourceTypeConfig) {
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var transpile = gulp.src(sourceTypeConfig.transpileSrc)
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.pipe(rename({extname: '.'+sourceTypeConfig.outputExt}))
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.pipe(rename(renameSrcToLib))
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.pipe(gulpTraceur(sourceTypeConfig.compilerOptions, file2moduleName))
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.pipe(gulp.dest(sourceTypeConfig.outputDir));
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var copy = gulp.src(sourceTypeConfig.copySrc)
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.pipe(rename(renameSrcToLib))
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.pipe(rename(renameEs5ToJs))
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.pipe(gulp.dest(sourceTypeConfig.outputDir));
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// TODO: provide the list of files to the template
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// automatically!
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var html = gulp.src(sourceTypeConfig.htmlSrc)
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.pipe(rename(renameSrcToLib))
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.pipe(ejs({
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type: sourceTypeConfig.outputExt
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}))
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.pipe(gulp.dest(sourceTypeConfig.outputDir));
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return mergeStreams(transpile, copy, html);
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}
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// Act as `gulp.dest()` but does forward the files to the next stream.
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// I believe this is how `gulp.dest` should work.
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function gulpDestWithForward(destDir) {
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var stream = gulp.dest(destDir);
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var originalTransform = stream._transform;
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stream._transform = function(file, enc, done) {
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return originalTransform.call(this, file, enc, function() {
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stream.push(file);
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done();
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});
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};
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return stream;
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}
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// ------------------
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// ANALYZE
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gulp.task('analyze/dartanalyzer', function(done) {
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var pubSpecs = [].slice.call(glob.sync('build/dart/*/pubspec.yaml', {
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cwd: __dirname
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}));
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var tempFile = '_analyzer.dart';
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// analyze in parallel!
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return Q.all(pubSpecs.map(function(pubSpecFile) {
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var dir = path.dirname(pubSpecFile);
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var srcFiles = [].slice.call(glob.sync('lib/**/*.dart', {
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cwd: dir
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}));
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var testFiles = [].slice.call(glob.sync('test/**/*_spec.dart', {
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cwd: dir
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}));
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var analyzeFile = ['library _analyzer;'];
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srcFiles.concat(testFiles).forEach(function(fileName, index) {
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if (fileName !== tempFile) {
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analyzeFile.push('import "./'+fileName+'" as mod'+index+';');
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}
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});
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fs.writeFileSync(path.join(dir, tempFile), analyzeFile.join('\n'));
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var defer = Q.defer();
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analyze(dir, defer.makeNodeResolver());
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return defer.promise;
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}));
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function analyze(dirName, done) {
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var dartanalyzerCmd = (process.platform === "win32" ? "dartanalyzer.bat" : "dartanalyzer");
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var stream = spawn(dartanalyzerCmd, ['--fatal-warnings', tempFile], {
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// inherit stdin and stderr, but filter stdout
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stdio: [process.stdin, 'pipe', process.stderr],
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cwd: dirName
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});
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// Filter out unused imports from our generated file.
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// We don't reexports from the generated file
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// as this could lead to name clashes when two files
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// export the same thing.
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var rl = readline.createInterface({
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input: stream.stdout,
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output: process.stdout,
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terminal: false
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});
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var hintCount = 0;
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rl.on('line', function(line) {
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if (line.match(/Unused import/)) {
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return;
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}
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if (line.match(/\[hint\]/)) {
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hintCount++;
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}
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console.log(dirName + ':' + line);
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});
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stream.on('close', function(code) {
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var error;
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if (code !== 0) {
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error = new Error('Dartanalyzer failed with exit code ' + code);
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}
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if (hintCount > 0) {
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error = new Error('Dartanalyzer showed hints');
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}
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done(error);
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});
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}
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});
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// ------------------
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// BENCHMARKS JS
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gulp.task('benchmarks/build.benchpress.js', function () {
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benchpress.build({
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benchmarksPath: 'build/js/benchmarks/lib',
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buildPath: 'build/benchpress/js'
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})
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});
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gulp.task('benchmarks/build.js', function() {
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runSequence(
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['jsRuntime/build', 'modules/build.prod.js'],
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'benchmarks/build.benchpress.js'
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);
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});
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// ------------------
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// BENCHMARKS DART
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gulp.task('benchmarks/build.dart2js.dart', function () {
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return gulp.src([
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"build/dart/benchmarks/lib/**/benchmark.dart"
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]).pipe(shell(['dart2js --package-root="build/dart/benchmarks/packages" -o "<%= file.path %>.js" <%= file.path %>']));
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});
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gulp.task('benchmarks/create-bpconf.dart', function () {
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var bpConfContent = "module.exports = function(c) {c.set({scripts: [{src: 'benchmark.dart.js'}]});}";
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var createBpConfJs = es.map(function(file, cb) {
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var dir = path.dirname(file.path);
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fs.writeFileSync(path.join(dir, "bp.conf.js"), bpConfContent);
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cb();
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});
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return gulp.src([
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"build/dart/benchmarks/lib/**/benchmark.dart"
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]).pipe(createBpConfJs);
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});
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gulp.task('benchmarks/build.benchpress.dart', function () {
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benchpress.build({
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benchmarksPath: 'build/dart/benchmarks/lib',
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buildPath: 'build/benchpress/dart'
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})
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});
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gulp.task('benchmarks/build.dart', function() {
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runSequence(
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'modules/build.dart',
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'benchmarks/build.dart2js.dart',
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'benchmarks/create-bpconf.dart',
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'benchmarks/build.benchpress.dart'
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);
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});
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// ------------------
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// WEB SERVER
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gulp.task('serve', function() {
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connect.server({
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root: [__dirname+'/build'],
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port: 8000,
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livereload: false,
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open: false,
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middleware: function() {
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return [function(req, resp, next){
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if (req.url.match(/\.dart$/)) {
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resp.setHeader("Content-Type", "application/dart");
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}
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next();
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}];
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}
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})();
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});
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// --------------
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// general targets
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gulp.task('clean', ['modules/clean']);
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gulp.task('build', function(done) {
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runSequence(
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// parallel
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['jsRuntime/build', 'modules/build.dart', 'modules/build.dev.js'],
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// sequential
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'analyze/dartanalyzer'
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);
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});
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gulp.task('analyze', function(done) {
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runSequence('analyze/dartanalyzer');
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});
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