val irClass = irFile.declarations.single { it is IrClass && it.metadata is FirMetadataSource.CodeFragment } as IrClass
            val irFunction = irClass.declarations.single { it is IrFunction && it !is IrConstructor } as IrFunction
            EvaluatorFragmentInfo(irClass.descriptor, irFunction.descriptor, emptyList())
        }

        return JvmIrCodegenFactory(
            configuration,
            PhaseConfig(jvmPhases),

        functionCall: FirFunctionCall,
        mode: KtConstantEvaluationMode,
    ): FirLiteralExpression<*>? {
        val function = functionCall.getOriginalFunction() as? FirSimpleFunction ?: return null

        val opr1 = evaluate(functionCall.explicitReceiver, mode) ?: return null
        opr1.evaluate(function)?.let {
            return it.adjustType(functionCall.resolvedType)
        }

        // Expected type of `expression` is `T`
        val function = expression.unwrapQualified<KtFunction> { function, expr -> function.bodyExpression == expr } ?: return null
        if (function.bodyBlockExpression != null) {
            // Given `fun f(...): R { blockExpression }`, `{ blockExpression }` is mapped to the enclosing anonymous function,

}

/**
 * Returns whether the function uses its body as an expression (i.e., the function uses the result value of the expression) or not.
 *
 * Named functions do not consider their bodies used if
 *  - the function body is a block e.g., `fun foo(): Int { return bar }` or
 *  - the function itself returns Unit
 */

                            bindings.put(METHOD_FOR_FIR_FUNCTION, getter, Method(it.name, getAsmMethodSignatureWithCorrection(it)))
                        }
                    }
                    fir.setter?.let { setter ->
                        methods.singleOrNull { it.name.startsWith("set") }?.let {
                            bindings.put(METHOD_FOR_FIR_FUNCTION, setter, Method(it.name, getAsmMethodSignatureWithCorrection(it)))

            Errors.ITERATOR_AMBIGUITY,
        )

        val diagnosticWithResolvedCallsAtPosition2 = setOf(
            Errors.COMPONENT_FUNCTION_AMBIGUITY,
            Errors.DELEGATE_SPECIAL_FUNCTION_AMBIGUITY,
            Errors.DELEGATE_SPECIAL_FUNCTION_NONE_APPLICABLE,
            Errors.DELEGATE_PD_METHOD_NONE_APPLICABLE,
        )

import org.jetbrains.kotlin.analysis.api.types.KtType
import org.jetbrains.kotlin.analysis.api.types.KtTypeNullability
import org.jetbrains.kotlin.builtins.*
import org.jetbrains.kotlin.builtins.functions.FunctionClassDescriptor
import org.jetbrains.kotlin.builtins.functions.isSuspendOrKSuspendFunction
import org.jetbrains.kotlin.name.ClassId
import org.jetbrains.kotlin.types.SimpleType

internal class KtFe10FunctionalType(

        return emptySet()
    }

    override fun getConstructors(): Sequence<KtConstructorSymbol> = withValidityAssertion {
        return scope
            .getContributedDescriptors(kindFilter = DescriptorKindFilter.FUNCTIONS)
            .asSequence()
            .filterIsInstance<ConstructorDescriptor>()
            .map { it.toKtConstructorSymbol(analysisContext) }
    }

}

internal open class KtFe10ScopeMember(

        return wholeCallableReferenceExpression?.callableReference?.getReferencedNameAsName()
    }

/**
 * A name by which referenced functions was called.
 */
private val FirFunctionCall.functionReferenceName: Name?
    get() {
        toResolvedCallableReference()?.let { return it.name }