Jenny Messerly
303d71f53f
Also adds this to the build script, so we can eventually replace the existing SDK compile step with this new one. Change-Id: Iba0720df5bbab302d2fdd0b5aeeb182de152cc98 Reviewed-on: https://dart-review.googlesource.com/32504 Commit-Queue: Jenny Messerly <jmesserly@google.com> Reviewed-by: Vijay Menon <vsm@google.com>
57 lines
2.1 KiB
Dart
Executable File
57 lines
2.1 KiB
Dart
Executable File
#!/usr/bin/env dart
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// Copyright (c) 2017, the Dart project authors. Please see the AUTHORS file
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// for details. All rights reserved. Use of this source code is governed by a
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// BSD-style license that can be found in the LICENSE file.
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import 'dart:io';
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import 'dart:async';
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import 'package:args/args.dart' show ArgParser;
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import 'package:dev_compiler/src/compiler/module_builder.dart';
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import 'package:dev_compiler/src/kernel/target.dart';
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import 'package:dev_compiler/src/kernel/command.dart';
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import 'package:front_end/src/api_prototype/compiler_options.dart';
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import 'package:front_end/src/api_prototype/kernel_generator.dart';
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import 'package:kernel/kernel.dart';
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import 'package:path/path.dart' as path;
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import 'patch_sdk.dart' as patch_sdk;
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Future main(List<String> args) async {
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// Parse flags.
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var parser = new ArgParser()
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..addFlag('generate-javascript',
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help: 'Generate JavaScript (in addition to dill)', abbr: 'g');
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var parserOptions = parser.parse(args);
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var generateJS = parserOptions['generate-javascript'] as bool;
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var rest = parserOptions.rest;
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Directory.current = path.dirname(path.dirname(path.fromUri(Platform.script)));
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var outputPath =
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path.absolute(rest.length > 0 ? rest[0] : 'gen/sdk/ddc_sdk.dill');
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patch_sdk.main(['../..', 'tool/input_sdk', 'gen/patched_sdk']);
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var inputPath = path.absolute('gen/patched_sdk');
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var target = new DevCompilerTarget();
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var options = new CompilerOptions()
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..compileSdk = true
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..chaseDependencies = true
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..packagesFileUri = path.toUri(path.absolute('../../.packages'))
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..sdkRoot = path.toUri(inputPath)
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..target = target;
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var inputs = target.extraRequiredLibraries.map(Uri.parse).toList();
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var program = await kernelForBuildUnit(inputs, options);
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// Useful for debugging:
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// writeProgramToText(program);
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await writeProgramToBinary(program, outputPath);
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if (generateJS) {
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var jsModule = compileToJSModule(program, [], [], {});
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var jsPath = path.join(path.dirname(outputPath), 'dart_sdk.kernel.js');
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new File(jsPath)
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.writeAsStringSync(jsProgramToCode(jsModule, ModuleFormat.es6).code);
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}
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}
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