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/*
* Copyright (C) 2020 The Dagger Authors.
*
* 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 dagger.hilt.android.processor.internal.uninstallmodules;
import static dagger.internal.codegen.extension.DaggerStreams.toImmutableList;
import static net.ltgt.gradle.incap.IncrementalAnnotationProcessorType.ISOLATING;
import com.google.auto.common.MoreElements;
import com.google.auto.service.AutoService;
import com.google.common.collect.ImmutableList;
import com.google.common.collect.ImmutableSet;
import dagger.hilt.processor.internal.BaseProcessor;
import dagger.hilt.processor.internal.ClassNames;
import dagger.hilt.processor.internal.ProcessorErrors;
import dagger.hilt.processor.internal.Processors;
import java.util.Set;
import javax.annotation.processing.Processor;
import javax.lang.model.element.Element;
import javax.lang.model.element.TypeElement;
import net.ltgt.gradle.incap.IncrementalAnnotationProcessor;
/** Validates {@link dagger.hilt.android.testing.UninstallModules} usages. */
@IncrementalAnnotationProcessor(ISOLATING)
@AutoService(Processor.class)
public final class UninstallModulesProcessor extends BaseProcessor {
@Override
public Set<String> getSupportedAnnotationTypes() {
return ImmutableSet.of(ClassNames.IGNORE_MODULES.toString());
}
@Override
public void processEach(TypeElement annotation, Element element) throws Exception {
// TODO(bcorso): Consider using RootType to check this?
// TODO(bcorso): Loosen this restriction to allow defining sets of ignored modules in libraries.
ProcessorErrors.checkState(
MoreElements.isType(element)
&& Processors.hasAnnotation(element, ClassNames.HILT_ANDROID_TEST),
element,
"@%s should only be used on test classes annotated with @%s, but found: %s",
annotation.getSimpleName(),
ClassNames.HILT_ANDROID_TEST.simpleName(),
element);
ImmutableList<TypeElement> invalidModules =
Processors.getAnnotationClassValues(
getElementUtils(),
Processors.getAnnotationMirror(element, ClassNames.IGNORE_MODULES),
"value")
.stream()
.filter(
module ->
!(Processors.hasAnnotation(module, ClassNames.MODULE)
&& Processors.hasAnnotation(module, ClassNames.INSTALL_IN)))
.collect(toImmutableList());
ProcessorErrors.checkState(
invalidModules.isEmpty(),
// TODO(b/152801981): Point to the annotation value rather than the annotated element.
element,
"@%s should only include modules annotated with both @Module and @InstallIn, but found: "
+ "%s.",
annotation.getSimpleName(),
invalidModules);
}
}
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