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[java-inspections] LambdaCanBeMethodReference: avoid conversion to cast on invalid type

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Fixes EA-429448 - AE: LambdaCanBeMethodReferenceInspection.lambda$getLambdaToMethodReferenceConversionCandidate$0

GitOrigin-RevId: 51471968b691b383659da01bad4360493a04e46e
This commit is contained in:
Tagir Valeev
2022-06-29 10:17:29 +02:00
committed by intellij-monorepo-bot
parent b0f2917632
commit 97472fc470
2 changed files with 9 additions and 1 deletions
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8
java/java-tests/testData/codeInsight/daemonCodeAnalyzer/quickFix/lambda2methodReference/beforeCastInvalidType.java Normal file
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@@ -0,0 +1,8 @@
// "Replace lambda with method reference" "false"
import java.util.function.Function;
class Bar extends Random {
public void test(Object obj) {
Function<Object, String> fn = s -> (String.)<caret>s;
}
}

2
plugins/InspectionGadgets/src/com/intellij/codeInspection/LambdaCanBeMethodReferenceInspection.java
View File

@@ -456,7 +456,7 @@ public class LambdaCanBeMethodReferenceInspection extends AbstractBaseJavaLocalI
PsiTypeCastExpression castExpression = (PsiTypeCastExpression)element;
if(isSoleParameter(parameters, castExpression.getOperand())) {
PsiTypeElement type = castExpression.getCastType();
if (type != null) {
if (type != null && !PsiUtilCore.hasErrorElementChild(type)) {
return type.getText() + ".class::cast";
}
}