blob: fcbfaa80654c75c73a1272f56447a3c934cbecb0 [file] [log] [blame]
// Copyright (c) 2018, 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.
/// Command-line tool to convert an info.json file ouputted by dart2js to the
/// alternative protobuf format.
import 'dart:io';
import 'package:args/command_runner.dart';
import 'package:dart2js_info/proto_info_codec.dart';
import 'package:dart2js_info/src/io.dart';
import 'inject_text.dart';
import 'usage_exception.dart';
/// Converts a dump-info file emitted by dart2js to the proto format
class ToProtoCommand extends Command<void> with PrintUsageException {
final String name = "to_proto";
final String description = "Convert any info file to proto format.";
void run() async {
if ( < 1) {
usageException('Missing argument: <input-info>');
String filename =[0];
final info = await infoFromFile(filename);
if (argResults['inject-text']) injectText(info);
final proto = new AllInfoProtoCodec().encode(info);
String outputFilename = argResults['out'] ?? '$filename.pb';
final outputFile = new File(outputFilename);
await outputFile.writeAsBytes(proto.writeToBuffer(), mode: FileMode.write);