1 | // Copyright 2013 The Flutter Authors. All rights reserved. |
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2 | // Use of this source code is governed by a BSD-style license that can be |
3 | // found in the LICENSE file. |
4 | |
5 | #include "tonic/scopes/dart_isolate_scope.h" |
6 | |
7 | namespace tonic { |
8 | |
9 | DartIsolateScope::DartIsolateScope(Dart_Isolate isolate) { |
10 | isolate_ = isolate; |
11 | previous_ = Dart_CurrentIsolate(); |
12 | if (previous_ == isolate_) |
13 | return; |
14 | if (previous_) |
15 | Dart_ExitIsolate(); |
16 | Dart_EnterIsolate(isolate_); |
17 | } |
18 | |
19 | DartIsolateScope::~DartIsolateScope() { |
20 | Dart_Isolate current = Dart_CurrentIsolate(); |
21 | TONIC_DCHECK(!current || current == isolate_); |
22 | if (previous_ == isolate_) |
23 | return; |
24 | if (current) |
25 | Dart_ExitIsolate(); |
26 | if (previous_) |
27 | Dart_EnterIsolate(previous_); |
28 | } |
29 | |
30 | } // namespace tonic |
31 |