mirror of
https://github.com/dart-lang/sdk
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4b858b95f8
This effectively enables ES6 language features in Dart2JS by default. Also adapts some tests to expect ES6 Method Definition syntax. Change-Id: Iec36fbf9d22afd1083f7560a16fa73fbf15fb85c Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/205741 Commit-Queue: Mark Zhou <markzipan@google.com> Reviewed-by: Sigmund Cherem <sigmund@google.com> Reviewed-by: Joshua Litt <joshualitt@google.com>
80 lines
2.1 KiB
Dart
80 lines
2.1 KiB
Dart
// Copyright (c) 2012, 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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// @dart = 2.7
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// Test that parameters keep their names in the output.
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import 'dart:async';
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import 'package:expect/expect.dart';
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import 'package:async_helper/async_helper.dart';
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import '../helpers/compiler_helper.dart';
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const String TEST_INVOCATION0 = r"""
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main() {
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var o = null;
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o();
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}
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""";
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const String TEST_INVOCATION1 = r"""
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main() {
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var o = null;
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o(1);
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}
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""";
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const String TEST_INVOCATION2 = r"""
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main() {
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var o = null;
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o(1, 2);
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}
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""";
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const String TEST_BAILOUT = r"""
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class A {
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var x;
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foo(_) { // make sure only g has no arguments
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var f = () { return 499; };
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return 499 + x + f();
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}
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}
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main() { new A().foo(1); }
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""";
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Future closureInvocation({bool minify, String prefix}) async {
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await compile(TEST_INVOCATION0, minify: minify, check: (String generated) {
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Expect.isTrue(generated.contains(".$prefix\$0()"));
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});
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await compile(TEST_INVOCATION1, minify: minify, check: (String generated) {
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Expect.isTrue(generated.contains(".$prefix\$1(1)"));
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});
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await compile(TEST_INVOCATION2, minify: minify, check: (String generated) {
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Expect.isTrue(generated.contains(".$prefix\$2(1,${minify ? "" : " "}2)"));
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});
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}
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// Make sure that the bailout version does not introduce a second version of
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// the closure.
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Future closureBailout({bool minify, String prefix}) async {
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String generated = await compileAll(TEST_BAILOUT, minify: minify);
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RegExp regexp = new RegExp("$prefix\\\$0\\(\\)${minify ? "" : " "}{");
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Iterator<Match> matches = regexp.allMatches(generated).iterator;
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checkNumberOfMatches(matches, 1);
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}
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main() {
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runTests() async {
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await closureInvocation(minify: false, prefix: "call");
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await closureInvocation(minify: true, prefix: "");
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await closureBailout(minify: false, prefix: "call");
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await closureBailout(minify: true, prefix: "");
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}
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asyncTest(() async {
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print('--test from kernel------------------------------------------------');
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await runTests();
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});
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}
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