Files
sdk/runtime/lib/map_patch.dart
T
Samir Jindel 567109df7f Take 3 for "[vm/kernel/precomp] Remove procedures from entry points files."
I've updated the transformer test. The Windows build error appears to have been spurious.

Take 2 is in patchset 1.

Cq-Include-Trybots: luci.dart.try:vm-kernel-win-release-x64-try,vm-kernel-optcounter-threshold-linux-release-x64-try,vm-kernel-precomp-linux-debug-x64-try,vm-kernel-precomp-linux-release-simarm-try,vm-kernel-precomp-linux-release-simarm64-try,vm-kernel-precomp-linux-release-x64-try,vm-kernel-precomp-win-release-x64-try
Change-Id: I6ef8f70aaf4664e0411e776463e88c2a1068dbcc
Reviewed-on: https://dart-review.googlesource.com/65902
Commit-Queue: Samir Jindel <sjindel@google.com>
Reviewed-by: Alexander Markov <alexmarkov@google.com>
2018-07-26 16:24:59 +00:00

32 lines
985 B
Dart

// Copyright (c) 2012, 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.
// part of "core_patch.dart";
@patch
class Map<K, V> {
// Factory constructing a Map from a parser generated Map literal.
// [elements] contains n key-value pairs.
// The keys are at position 2*n and are already type checked by the parser
// in checked mode.
// The values are at position 2*n+1 and are not yet type checked.
@pragma("vm.entry-point")
factory Map._fromLiteral(List elements) {
var map = new LinkedHashMap<K, V>();
var len = elements.length;
for (int i = 1; i < len; i += 2) {
map[elements[i - 1]] = elements[i];
}
return map;
}
@patch
factory Map.unmodifiable(Map other) {
return new UnmodifiableMapView<K, V>(new Map<K, V>.from(other));
}
@patch
factory Map() => new LinkedHashMap<K, V>();
}