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DocLoader: Ensure the isolate has been properly started

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It seems that sometimes _sendPort is null. I'm not sure why. In those
cases lets try to reinitialize the isolate.

Fixes APP-2W
This commit is contained in:
Vishesh Handa
2020-06-04 15:46:51 +02:00
parent 835bf1f089
commit 7d9cd6e63a
1 changed files with 6 additions and 2 deletions
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8
lib/core/md_yaml_doc_loader.dart
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@ -14,10 +14,14 @@ class MdYamlDocLoader {
var _loadingLock = Lock();
Future<void> _initIsolate() async {
if (_isolate != null) return;
if (_isolate != null && _sendPort != null) return;
return await _loadingLock.synchronized(() async {
if (_isolate != null) return;
if (_isolate != null && _sendPort != null) return;
if (_isolate != null) {
_isolate.kill(priority: Isolate.immediate);
_isolate = null;
}
_isolate = await Isolate.spawn(_isolateMain, _receivePort.sendPort);
var data = await _receivePort.first;