Files
sdk/pkg/dev_compiler/tool/kernel_sdk.dart
T
Vijay Menon bedf7121e0 Wire build rules to generate ddc-kernel versions of SDK files
Change-Id: I7d39bce7a3382c7a332ecdc4886bb08dabfdf09a
Reviewed-on: https://dart-review.googlesource.com/33900
Commit-Queue: Vijay Menon <vsm@google.com>
Reviewed-by: Zach Anderson <zra@google.com>
Reviewed-by: Jenny Messerly <jmesserly@google.com>
2018-01-10 18:34:38 +00:00

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Dart
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#!/usr/bin/env dart
// Copyright (c) 2017, the Dart project authors. Please see the AUTHORS file
// for details. All rights reserved. Use of this source code is governed by a
// BSD-style license that can be found in the LICENSE file.
import 'dart:async';
import 'dart:convert' show JSON;
import 'dart:io';
import 'package:args/args.dart' show ArgParser;
import 'package:dev_compiler/src/compiler/module_builder.dart';
import 'package:dev_compiler/src/kernel/target.dart';
import 'package:dev_compiler/src/kernel/command.dart';
import 'package:front_end/src/api_prototype/compiler_options.dart';
import 'package:front_end/src/api_prototype/kernel_generator.dart';
import 'package:kernel/kernel.dart';
import 'package:path/path.dart' as path;
import 'patch_sdk.dart' as patch_sdk;
Future main(List<String> args) async {
// Parse flags.
var parser = new ArgParser();
var parserOptions = parser.parse(args);
var rest = parserOptions.rest;
Directory.current = path.dirname(path.dirname(path.fromUri(Platform.script)));
var outputPath =
path.absolute(rest.length > 0 ? rest[0] : 'gen/sdk/kernel/ddc_sdk.dill');
patch_sdk.main(['../..', 'tool/input_sdk', 'gen/patched_sdk']);
var inputPath = path.absolute('gen/patched_sdk');
var target = new DevCompilerTarget();
var options = new CompilerOptions()
..compileSdk = true
..chaseDependencies = true
..packagesFileUri = path.toUri(path.absolute('../../.packages'))
..sdkRoot = path.toUri(inputPath)
..target = target;
var inputs = target.extraRequiredLibraries.map(Uri.parse).toList();
var program = await kernelForBuildUnit(inputs, options);
var outputDir = path.dirname(outputPath);
await new Directory(outputDir).create(recursive: true);
await writeProgramToBinary(program, outputPath);
var jsModule = compileToJSModule(program, [], [], {});
var moduleFormats = {
'amd': ModuleFormat.amd,
'common': ModuleFormat.common,
'es6': ModuleFormat.es6,
'legacy': ModuleFormat.legacy,
};
for (var name in moduleFormats.keys) {
var format = moduleFormats[name];
var jsDir = path.join(outputDir, name);
var jsPath = path.join(jsDir, 'dart_sdk.js');
await new Directory(jsDir).create();
var jsCode = jsProgramToCode(jsModule, format);
await new File(jsPath).writeAsString(jsCode.code);
await new File('$jsPath.map').writeAsString(JSON.encode(jsCode.sourceMap));
}
}