KT-45375 Lightweight lambdas; KT-52817 introduce @JvmSerializableLambda

compiler/fir/analysis-tests/tests-gen/org/jetbrains/kotlin/test/runners/FirOldFrontendDiagnosticsTestGenerated.java

@@ -1290,6 +1290,12 @@ public class FirOldFrontendDiagnosticsTestGenerated extends AbstractFirDiagnosti
                 runTest("compiler/testData/diagnostics/tests/annotations/javaAnnotationWithClassArray.kt");
             }
 
+            @Test
+            @TestMetadata("JvmSerializableLambdaAnnotation.kt")
+            public void testJvmSerializableLambdaAnnotation() throws Exception {
+                runTest("compiler/testData/diagnostics/tests/annotations/JvmSerializableLambdaAnnotation.kt");
+            }
+
             @Test
             @TestMetadata("kt1860-negative.kt")
             public void testKt1860_negative() throws Exception {

compiler/fir/analysis-tests/tests-gen/org/jetbrains/kotlin/test/runners/FirOldFrontendDiagnosticsWithLightTreeTestGenerated.java

@@ -1290,6 +1290,12 @@ public class FirOldFrontendDiagnosticsWithLightTreeTestGenerated extends Abstrac
                 runTest("compiler/testData/diagnostics/tests/annotations/javaAnnotationWithClassArray.kt");
             }
 
+            @Test
+            @TestMetadata("JvmSerializableLambdaAnnotation.kt")
+            public void testJvmSerializableLambdaAnnotation() throws Exception {
+                runTest("compiler/testData/diagnostics/tests/annotations/JvmSerializableLambdaAnnotation.kt");
+            }
+
             @Test
             @TestMetadata("kt1860-negative.kt")
             public void testKt1860_negative() throws Exception {

compiler/fir/checkers/checkers.jvm/src/org/jetbrains/kotlin/fir/analysis/jvm/checkers/JvmExpressionCheckers.kt

@@ -33,5 +33,6 @@ object JvmExpressionCheckers : ExpressionCheckers() {
         get() = setOf(
             FirJavaAnnotationsChecker,
             FirJvmPackageNameAnnotationsChecker,
+            FirJvmSerializableLambdaChecker,
         )
 }

compiler/fir/checkers/checkers.jvm/src/org/jetbrains/kotlin/fir/analysis/jvm/checkers/expression/FirJvmSerializableLambdaChecker.kt

@@ -0,0 +1,37 @@
+/*
+ * Copyright 2010-2022 JetBrains s.r.o. and Kotlin Programming Language contributors.
+ * Use of this source code is governed by the Apache 2.0 license that can be found in the license/LICENSE.txt file.
+ */
+
+package org.jetbrains.kotlin.fir.analysis.jvm.checkers.expression
+
+import org.jetbrains.kotlin.diagnostics.DiagnosticReporter
+import org.jetbrains.kotlin.diagnostics.reportOn
+import org.jetbrains.kotlin.fir.analysis.checkers.context.CheckerContext
+import org.jetbrains.kotlin.fir.analysis.checkers.expression.FirAnnotationChecker
+import org.jetbrains.kotlin.fir.analysis.checkers.getActualTargetList
+import org.jetbrains.kotlin.fir.analysis.diagnostics.FirErrors
+import org.jetbrains.kotlin.fir.declarations.FirAnonymousFunction
+import org.jetbrains.kotlin.fir.expressions.FirAnnotation
+import org.jetbrains.kotlin.fir.resolve.fqName
+import org.jetbrains.kotlin.name.FqName
+
+object FirJvmSerializableLambdaChecker : FirAnnotationChecker() {
+    private val JVM_SERIALIZABLE_LAMBDA_ANNOTATION_FQ_NAME = FqName("kotlin.jvm.JvmSerializableLambda")
+
+    override fun check(expression: FirAnnotation, context: CheckerContext, reporter: DiagnosticReporter) {
+        if (expression.fqName(context.session) == JVM_SERIALIZABLE_LAMBDA_ANNOTATION_FQ_NAME) {
+            val declaration = context.containingDeclarations.last()
+            if (declaration !is FirAnonymousFunction) {
+                val actualTargets = getActualTargetList(declaration)
+                val targetDescription = actualTargets.defaultTargets.firstOrNull()?.description ?: "unidentified target"
+                reporter.reportOn(
+                    expression.source,
+                    FirErrors.WRONG_ANNOTATION_TARGET,
+                    targetDescription,
+                    context
+                )
+            }
+        }
+    }
+}

compiler/fir/fir2ir/tests-gen/org/jetbrains/kotlin/test/runners/codegen/FirBlackBoxCodegenTestGenerated.java

@@ -26346,6 +26346,12 @@ public class FirBlackBoxCodegenTestGenerated extends AbstractFirBlackBoxCodegenT
                 runTest("compiler/testData/codegen/box/invokedynamic/lambdas/genericLambdaSignature.kt");
             }
 
+            @Test
+            @TestMetadata("jvmSerializableLambda.kt")
+            public void testJvmSerializableLambda() throws Exception {
+                runTest("compiler/testData/codegen/box/invokedynamic/lambdas/jvmSerializableLambda.kt");
+            }
+
             @Test
             @TestMetadata("kt52875.kt")
             public void testKt52875() throws Exception {
@@ -42140,6 +42146,12 @@ public class FirBlackBoxCodegenTestGenerated extends AbstractFirBlackBoxCodegenT
                 KtTestUtil.assertAllTestsPresentByMetadataWithExcluded(this.getClass(), new File("compiler/testData/codegen/box/reflection/lambdaClasses"), Pattern.compile("^(.+)\\.kt$"), null, TargetBackend.JVM_IR, true);
             }
 
+            @Test
+            @TestMetadata("lightweightLambdas.kt")
+            public void testLightweightLambdas() throws Exception {
+                runTest("compiler/testData/codegen/box/reflection/lambdaClasses/lightweightLambdas.kt");
+            }
+
             @Test
             @TestMetadata("parameterNamesAndNullability.kt")
             public void testParameterNamesAndNullability() throws Exception {