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Merge pull request #250 from shannah/suppress-sync-errors

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Added annotation to suppress errors like * claimed to be synchronous,…
This commit is contained in:
Alexey Andreev 2017-03-27 22:14:02 +03:00 committed by GitHub
commit a6447054bb
2 changed files with 40 additions and 3 deletions
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15
core/src/main/java/org/teavm/model/util/AsyncMethodFinder.java
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@ -28,6 +28,7 @@ import org.teavm.callgraph.CallGraphNode;
import org.teavm.callgraph.CallSite;
import org.teavm.diagnostics.Diagnostics;
import org.teavm.interop.Async;
import org.teavm.interop.SuppressSyncErrors;
import org.teavm.interop.Sync;
import org.teavm.model.CallLocation;
import org.teavm.model.ClassReader;
@ -156,9 +157,17 @@ public class AsyncMethodFinder {
}
if (method.getAnnotations().get(Sync.class.getName()) != null
|| method.getAnnotations().get(InjectedBy.class.getName()) != null) {
diagnostics.error(new CallLocation(methodRef), "Method {{m0}} is claimed to be synchronous, "
+ "but it is has invocations of asynchronous methods:" + stack.toString(), methodRef);
return;
if (method.getAnnotations().get(SuppressSyncErrors.class.getName()) == null) {
diagnostics.error(new CallLocation(methodRef), "Method {{m0}} is claimed to be "
+ "synchronous, but it is has invocations of asynchronous methods:"
+ stack.toString(), methodRef);
return;
} else {
diagnostics.warning(new CallLocation(methodRef), "Error as Warning because "
+ " Method {{m0}} has @SuppressSyncErrors annoation. Method {{m0}} "
+ "is claimed to be synchronous, but it is has invocations of "
+ "asynchronous methods:" + stack.toString(), methodRef);
}
}
for (CallSite callSite : node.getCallerCallSites()) {
MethodReference nextMethod = callSite.getCaller().getMethod();

28
interop/core/src/main/java/org/teavm/interop/SuppressSyncErrors.java Normal file
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@ -0,0 +1,28 @@
/*
* Copyright 2016 Alexey Andreev.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.teavm.interop;
import java.lang.annotation.*;
/**
*
* @author Steve Hannah
*/
@Retention(RetentionPolicy.RUNTIME)
@Target(ElementType.METHOD)
public @interface SuppressSyncErrors {
}