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[lombok] IDEA-255688 Get rid of LombokHighlightErrorFilter for "Variable initialized before usage Inspection"

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Used in case of lombok lazy Getter

GitOrigin-RevId: 37699b68fd2431efe92d05e86a3b09cb59e673b8
This commit is contained in:
Michail Plushnikov
2023-12-03 18:32:16 +01:00
committed by intellij-monorepo-bot
parent 69eb85b4f8
commit b2853a3590
7 changed files with 60 additions and 18 deletions
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15
plugins/lombok/src/main/java/de/plushnikov/intellij/plugin/extension/LombokHighlightErrorFilter.java
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@@ -150,21 +150,6 @@ public class LombokHighlightErrorFilter implements HighlightInfoFilter {
}
private enum LombokHighlightFilter {
// ERROR HANDLERS
//see com.intellij.java.lomboktest.LombokHighlightingTest.testGetterLazyVariableNotInitialized
VARIABLE_MIGHT_NOT_BEEN_INITIALIZED(HighlightSeverity.ERROR, CodeInsightColors.ERRORS_ATTRIBUTES) {
@Override
public boolean descriptionCheck(@Nullable String description, PsiElement highlightedElement) {
return JavaErrorBundle.message("variable.not.initialized", highlightedElement.getText()).equals(description);
}
@Override
public boolean accept(@NotNull PsiElement highlightedElement) {
return !LazyGetterHandler.isLazyGetterHandled(highlightedElement);
}
},
// WARNINGS HANDLERS
// field should have lazy getter and should be initialized in constructors

26
plugins/lombok/src/main/java/de/plushnikov/intellij/plugin/provider/LombokVariableInitializedBeforeUsageSupport.java Normal file
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@@ -0,0 +1,26 @@
package de.plushnikov.intellij.plugin.provider;
import com.intellij.codeInsight.daemon.impl.analysis.VariableInitializedBeforeUsageSupport;
import com.intellij.psi.*;
import com.intellij.psi.util.PsiTreeUtil;
import de.plushnikov.intellij.plugin.LombokClassNames;
import de.plushnikov.intellij.plugin.util.PsiAnnotationUtil;
import org.jetbrains.annotations.NotNull;
/**
* A class that implements the VariableInitializedBeforeUsageSupport interface to provide support for Lombok annotated variables.
* It checks if a variable expression should be ignored based on Lombok annotations.
*/
public class LombokVariableInitializedBeforeUsageSupport implements VariableInitializedBeforeUsageSupport {
@Override
public boolean ignoreVariableExpression(@NotNull PsiReferenceExpression psiExpression, @NotNull PsiVariable psiVariable) {
final PsiField field = PsiTreeUtil.getParentOfType(psiExpression, PsiField.class);
if (field == null) {
return false;
}
final PsiAnnotation getterAnnotation = field.getAnnotation(LombokClassNames.GETTER);
return null != getterAnnotation && PsiAnnotationUtil.getBooleanAnnotationValue(getterAnnotation, "lazy", false);
}
}

1
plugins/lombok/src/main/resources/META-INF/plugin.xml
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@@ -54,6 +54,7 @@
<lang.jvm.annotationPackageSupport implementation="de.plushnikov.intellij.plugin.provider.LombokAnnotationSupport"/>
<lang.jvm.ignoreAnnotationParamSupport implementation="de.plushnikov.intellij.plugin.provider.LombokDefaultAnnotationParamSupport"/>
<lang.jvm.ignoreVariableInitializerSupport implementation="de.plushnikov.intellij.plugin.provider.LombokVariableInitializerSupport"/>
<lang.jvm.ignoreVariableInitializedBeforeUsageSupport implementation="de.plushnikov.intellij.plugin.provider.LombokVariableInitializedBeforeUsageSupport"/>
<implicitUsageProvider implementation="de.plushnikov.intellij.plugin.provider.LombokImplicitUsageProvider"/>
<projectConfigurable groupId="language"
key="plugin.settings.title" bundle="messages.LombokBundle"

3
plugins/lombok/testData/highlighting/GetterLazyInvocationProduceNPE.java
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@@ -13,8 +13,7 @@ public class GetterLazyInvocationProduceNPE {
}
}
// no warning descr="Field 'bar' may be 'final'" any more?
private Bar bar;
private Bar <warning descr="Field 'bar' may be 'final'">bar</warning>;
private Car car;
public GetterLazyInvocationProduceNPE(Bar bar, Car car) {