override fun readWriteAccessWithFullExpressionByResolve(assignment: KtBinaryExpression): Pair<ReferenceAccess, KtExpression>? {
        val function = assignment.operationReference.mainReference.resolve() as? KtNamedFunction ?: return null
        val name = function.name ?: return null
        return if (Name.identifier(name) in OperatorConventions.ASSIGNMENT_OPERATIONS.values)
            ReferenceAccess.READ to assignment

                    // Stubbed top-level function IR symbols (from other source files in the module) require a parent facade class to be
                    // generated, which requires a container source to be provided. Without a facade class, function IR symbols will have
                    // an `IrExternalPackageFragment` parent, which trips up code generation during IR lowering.

        }
    }

    /**
     * Returns the list of files that contain all reached inline functions.
     */
    fun allFiles(): List<KtFile> = analyzedElements.mapTo(mutableSetOf()) { it.containingKtFile }.toList()

    /**
     * Returns the set of [KtObjectDeclaration]s which are defined as an object literal in one of the reached inline functions.
     */
    fun inlineObjectDeclarations(): Set<KtObjectDeclaration> {

  }

  @Test
  @TestMetadata("callableReference_function.kt")
  public void testCallableReference_function() {
    runTest("analysis/analysis-api/testData/components/expressionTypeProvider/expressionType/callableReference_function.kt");
  }

  @Test
  @TestMetadata("forExpression.kt")
  public void testForExpression() {

                withFirEntry("fir", firFunctionSymbol.firSymbol.fir)
            }
        else firFunctionSymbol.valueParameters[valueParameterReference.parameterIndex]
    )

    // Util function to avoid hard coding names of the classes. Type inference will do a better job figuring out the best type to cast to.
    // This visitor isn't type-safe anyway

    override val descriptor: FunctionDescriptor? by cached {
        val bindingContext = analysisContext.analyze(psi, AnalysisMode.PARTIAL)
        bindingContext[BindingContext.FUNCTION, psi]
    }

    override val contractEffects: List<KtContractEffectDeclaration> by cached {
        descriptor?.getUserData(ContractProviderKey)?.getContractDescription()?.effects

     * Returns a [FirExpression] matching the given PSI [receiverExpression].
     *
     * @param receiverExpression a qualified expression receiver (e.g., `foo` in `foo?.bar()`, or in `foo.bar`).
     *
     * The function unwraps certain receiver expressions. For instance, for safe calls direct counterpart to a [KtSafeQualifiedExpression]

    override val function: KtCallableSymbol,
    firDiagnostic: KtPsiDiagnostic,
    token: KtLifetimeToken,
) : KtAbstractFirDiagnostic<KtFunction>(firDiagnostic, token), KtFirDiagnostic.PrivateFunctionWithNoBody

internal class NonMemberFunctionNoBodyImpl(
    override val function: KtCallableSymbol,
    firDiagnostic: KtPsiDiagnostic,
    token: KtLifetimeToken,

            else -> null
        }
    }

    private fun provideSourceForInvokeFunction(function: FirSimpleFunction): PsiElement? {
        val classId = function.containingClassLookupTag()?.classId ?: return null
        val classOrObject = classByClassId(classId, function.llFirSession.ktModule) ?: return null
        return classOrObject.declarations.singleOrNull()
    }

            }
        }

        if (declaration is KtFunction && declaration !is KtConstructor<*> && declaration.equalsToken != null) {
            val bindingContext = analysisContext.analyze(declaration)
            val kotlinType = bindingContext[BindingContext.FUNCTION, declaration]?.returnType
                ?: ErrorUtils.createErrorType(ErrorTypeKind.IMPLICIT_RETURN_TYPE_FOR_FUNCTION, declaration.name ?: "<unknown>")