Jenny Messerly
1ef4399df0
This uses optional new/const and `=` in named argument defaults. All changes are automated, except for: - utils/dartdevc/BUILD.gn: run DDC build scripts with --preview-dart-2 - pkg/dev_compiler/tool/patch_sdk.dart: add a TODO that Analyzer doesn't supporting implicit const in libraries.dart - pkg/dev_compiler/tool/input_sdk/libraries.dart: was not formatted due to the aforementioned Analyzer bug - tools/bots/test_matrix.json: run DDC sourcemap suite in Dart 2 mode - pkg/pkg.status: skip pkg/dev_compiler if running in Dart 1 mode Change-Id: I9b80ccba0c2cc7b66efc662a0b16562e3660aee3 Reviewed-on: https://dart-review.googlesource.com/60402 Commit-Queue: Jenny Messerly <jmesserly@google.com> Reviewed-by: Bob Nystrom <rnystrom@google.com>
87 lines
3.0 KiB
Dart
Executable File
87 lines
3.0 KiB
Dart
Executable File
#!/usr/bin/env dart
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// Copyright (c) 2016, 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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@JS()
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library dev_compiler.web.main;
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import 'dart:async';
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import 'package:args/command_runner.dart';
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import 'package:js/js.dart';
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import 'web_command.dart';
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@JS(r'$setUpDartDevCompilerInBrowser')
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external set setUpCompilerInBrowser(Function function);
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Future<Function> _setUpCompilerInBrowser;
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main() {
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var args = ['compile', '--repl-compile'];
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// Avoid race condition when users try to call $setUpDartDevCompilerInBrowser
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// before it is ready by installing the method immediately and making the body
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// of the method async.
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setUpCompilerInBrowser = allowInterop((String sdkUrl,
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JSMap<String, String> summaryMap,
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Function onCompileReady,
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Function onError,
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[Function onProgress]) async {
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(await _setUpCompilerInBrowser)(
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sdkUrl, summaryMap, onCompileReady, onError, onProgress);
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});
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_runCommand(args);
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}
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/// Runs a single compile command, and returns an exit code.
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_runCommand(List<String> args, {MessageHandler messageHandler}) {
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try {
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// TODO: Remove CommandRunner and args if possible. May run into issues
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// with ArgResults or ArgParsers.
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var runner = CommandRunner('dartdevc', 'Dart Development Compiler');
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runner.addCommand(WebCompileCommand(messageHandler: messageHandler));
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_setUpCompilerInBrowser = runner.run(args) as Future<Function>;
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} catch (e, s) {
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_handleError(e, s, args, messageHandler: messageHandler);
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}
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}
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/// Handles [error] in a uniform fashion. Calls [messageHandler] with messages.
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_handleError(dynamic error, dynamic stackTrace, List<String> args,
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{MessageHandler messageHandler}) {
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messageHandler ??= print;
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if (error is UsageException) {
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// Incorrect usage, input file not found, etc.
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messageHandler(error);
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} else if (error is CompileErrorException) {
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// Code has error(s) and failed to compile.
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messageHandler(error);
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} else {
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// Anything else is likely a compiler bug.
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//
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// --unsafe-force-compile is a bit of a grey area, but it's nice not to
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// crash while compiling
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// (of course, output code may crash, if it had errors).
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//
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messageHandler("");
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messageHandler("We're sorry, you've found a bug in our compiler.");
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messageHandler("You can report this bug at:");
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messageHandler(
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" https://github.com/dart-lang/sdk/issues/labels/area-dev-compiler");
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messageHandler("");
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messageHandler(
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"Please include the information below in your report, along with");
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messageHandler(
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"any other information that may help us track it down. Thanks!");
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messageHandler("");
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messageHandler(" dartdevc arguments: " + args.join(' '));
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messageHandler("");
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messageHandler("```");
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messageHandler(error);
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messageHandler(stackTrace);
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messageHandler("```");
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}
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}
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