}

  @Test
  @TestMetadata("nonunit_lambda.kt")
  public void testNonunit_lambda() {
    runTest("analysis/analysis-api/testData/components/expressionInfoProvider/isUsedAsExpression/nonunit_lambda.kt");
  }

  @Test
  @TestMetadata("nonunit_lambda_multiple_statements.kt")
  public void testNonunit_lambda_multiple_statements() {

        val ktExpression = expression.getParentOfType<KtExpression>(false) ?: return null
        val parentExpression = if (ktExpression.parent is KtLabeledExpression) {
            // lambda -> labeled expression -> lambda argument (value argument)
            ktExpression.parent.parent
        } else {
            ktExpression.parent
        }

        // Unwrap specific expressions
        when (ktExpression) {

        val virtualFile = psi.containingFile.virtualFile
        return analysisContext.getOrigin(virtualFile)
    } else { // psi == null
        // Implicit lambda parameter
        if (this is ValueParameterDescriptor && this.name == StandardNames.IMPLICIT_LAMBDA_PARAMETER_NAME) {
            return KtSymbolOrigin.SOURCE_MEMBER_GENERATED
        }
    }

    return KtSymbolOrigin.SOURCE
}

            Errors.NAMED_ARGUMENTS_NOT_ALLOWED,
            Errors.VARARG_OUTSIDE_PARENTHESES,
            Errors.SPREAD_OF_NULLABLE,
            Errors.SPREAD_OF_LAMBDA_OR_CALLABLE_REFERENCE,
            Errors.MANY_LAMBDA_EXPRESSION_ARGUMENTS,
            Errors.UNEXPECTED_TRAILING_LAMBDA_ON_A_NEW_LINE,
            Errors.TOO_MANY_ARGUMENTS,
            Errors.REDUNDANT_SPREAD_OPERATOR_IN_NAMED_FORM_IN_FUNCTION,

    runTest("analysis/analysis-api/testData/components/callResolver/resolveCall/samConstructorCall.kt");
  }

  @Test
  @TestMetadata("samFromJava_lambda.kt")
  public void testSamFromJava_lambda() {
    runTest("analysis/analysis-api/testData/components/callResolver/resolveCall/samFromJava_lambda.kt");
  }

  @Test
  @TestMetadata("samFromJava_methodReference.kt")
  public void testSamFromJava_methodReference() {

            is KtFunctionLiteral ->
                doesParentUseChild(psiElement.parent, psiElement)

            // KtNamedFunction includes `fun() { ... }` lambda syntax. No other
            // "named" functions can be expressions.
            is KtNamedFunction ->
                doesParentUseChild(psiElement.parent, psiElement)

    token: KtLifetimeToken,
) : KtAbstractFirDiagnostic<PsiElement>(firDiagnostic, token), KtFirDiagnostic.WrongInvocationKind

internal class LeakedInPlaceLambdaImpl(
    override val lambda: KtSymbol,
    firDiagnostic: KtPsiDiagnostic,
    token: KtLifetimeToken,
) : KtAbstractFirDiagnostic<PsiElement>(firDiagnostic, token), KtFirDiagnostic.LeakedInPlaceLambda

        get() = withValidityAssertion {
            descriptor.containingDeclaration is AnonymousFunctionDescriptor &&
                    descriptor.name == StandardNames.IMPLICIT_LAMBDA_PARAMETER_NAME &&
                    // Implicit lambda parameter doesn't have a source PSI.
                    descriptor.source.getPsi() == null &&

- [`KT-57911`](https://youtrack.jetbrains.com/issue/KT-57911) K2: Contracts are not inherited by substitution overrides
- [`KT-57880`](https://youtrack.jetbrains.com/issue/KT-57880) K2: false-positive argument type mismatch due to lambda receiver shadowing labeled outer lambda receiver when assigning lambda to variable

    }
    add(FirErrors.MISSING_DEPENDENCY_CLASS_IN_LAMBDA_PARAMETER) { firDiagnostic ->
        MissingDependencyClassInLambdaParameterImpl(
            firSymbolBuilder.typeBuilder.buildKtType(firDiagnostic.a),
            firDiagnostic.b,
            firDiagnostic as KtPsiDiagnostic,
            token,
        )
    }
    add(FirErrors.MISSING_DEPENDENCY_CLASS_IN_LAMBDA_RECEIVER) { firDiagnostic ->