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Kallen Tu 2d330c7985 [cfe] String [] operator for const functions.
Change-Id: Ia1ad96cd77d94c096bf8a10aa0377f37c79ed398
Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/195560
Commit-Queue: Kallen Tu <kallentu@google.com>
Reviewed-by: Dmitry Stefantsov <dmitryas@google.com>
Reviewed-by: Jake Macdonald <jakemac@google.com>
2021-04-19 17:17:48 +00:00

35 lines
668 B
Dart

// Copyright (c) 2021, 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.
// Tests string usage with const functions.
import "package:expect/expect.dart";
const String str = "str";
const var1 = str[2];
const var2 = fn();
fn() {
String local = "str";
return local[0];
}
const var3 = "str"[0];
const var4 = fn2();
fn2() {
try {
var x = str[-1];
} on RangeError {
return 2;
}
}
void main() {
Expect.equals(var1, 'r');
Expect.equals(var2, 's');
Expect.equals(var3, 's');
Expect.equals(var4, 2);
}