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Unified Diff: dart/runtime/bin/vmservice/client/lib/src/observatory/request_manager.dart

Issue 119673004: Version 1.1.0-dev.5.2 (Closed) Base URL: http://dart.googlecode.com/svn/trunk/
Patch Set: Created 6 years, 11 months ago
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Index: dart/runtime/bin/vmservice/client/lib/src/observatory/request_manager.dart
===================================================================
--- dart/runtime/bin/vmservice/client/lib/src/observatory/request_manager.dart (revision 31530)
+++ dart/runtime/bin/vmservice/client/lib/src/observatory/request_manager.dart (working copy)
@@ -19,7 +19,12 @@
/// Parse
void parseResponses(String responseString) {
- var r = JSON.decode(responseString);
+ var r;
+ try {
+ r = JSON.decode(responseString);
+ } catch (e) {
+ setResponseError(e.message);
+ }
if (r is Map) {
setResponses([r]);
} else {
@@ -34,7 +39,7 @@
}
}
- void setResponseError(HttpRequest request) {
+ void setResponseRequestError(HttpRequest request) {
String error = '${request.status} ${request.statusText}';
if (request.status == 0) {
error = 'No service found. Did you run with --enable-vm-service ?';
@@ -45,52 +50,20 @@
}]);
}
+ void setResponseError(String message) {
+ setResponses([{
+ 'type': 'Error',
+ 'text': message
+ }]);
+ }
+
/// Request [requestString] from the VM service. Updates [responses].
/// Will trigger [interceptor] if one is set.
void get(String requestString) {
- if (_application.locationManager.isScriptLink) {
- // We cache script sources.
- String scriptName = _application.locationManager.scriptName;
- getScriptSource(scriptName, requestString).then((source) {
- if (source != null) {
- setResponses([{
- 'type': 'Script',
- 'source': source
- }]);
- } else {
- setResponses([{
- 'type': 'RequestError',
- 'error': 'Source for $scriptName could not be loaded.'
- }]);
- }
- });
- } else {
- request(requestString).then((responseString) {
- parseResponses(responseString);
- }).catchError((e) {
- if (e is FormatException) {
- setResponseError(e.message);
- } else {
- setResponseError(e.target);
- }
- });
- }
- }
-
- Future<ScriptSource> getScriptSource(String name, String requestString) {
- int isolateId = _application.locationManager.currentIsolateId();
- Isolate isolate = _application.isolateManager.getIsolate(isolateId);
- ScriptSource source = isolate.scripts[name];
- if (source != null) {
- return new Future.value(source);
- }
- return request(requestString).then((responseString) {
- var r = JSON.decode(responseString);
- ScriptSource scriptSource = new ScriptSource(r);
- isolate.scripts[name] = scriptSource;
- return scriptSource;
+ request(requestString).then((responseString) {
+ parseResponses(responseString);
}).catchError((e) {
- setResponseError(e.target);
+ setResponseRequestError(e.target);
return null;
});
}

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