val bindingContext = analysisContext.analyze(declaration)
            val kotlinType = bindingContext[BindingContext.FUNCTION, declaration]?.returnType
                ?: ErrorUtils.createErrorType(ErrorTypeKind.IMPLICIT_RETURN_TYPE_FOR_FUNCTION, declaration.name ?: "<unknown>")

            return kotlinType.toKtType(analysisContext)
        }

        if (declaration is KtProperty) {

        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 &&

    token = token
)

/**
 * Implicit dispatch receiver is present when an extension function declared in object
 * is imported somewhere else and used without directly referencing the object instance
 * itself:
 *
 * ```kt
 * import Foo.bar
 *
 * object Foo { fun String.bar() {} }
 *
 * fun usage() {
 *   "hello".bar() // this call has implicit 'Foo' dispatch receiver
 * }
 * ```
 */

    override fun getImplicitReceiverSmartCast(expression: KtExpression): Collection<KtImplicitReceiverSmartCast> {
        val bindingContext = analysisContext.analyze(expression)
        val smartCasts = bindingContext[BindingContext.IMPLICIT_RECEIVER_SMARTCAST, expression] ?: return emptyList()
        val call = bindingContext[BindingContext.CALL, expression] ?: return emptyList()

            return if (psi.valueParameters.isNotEmpty()) {
                psi.valueParameters.map { KtFe10PsiValueParameterSymbol(it, analysisContext) }
            } else {
                // There might be implicit 'it'
                descriptor?.valueParameters.orEmpty().map { KtFe10DescValueParameterSymbol(it, analysisContext) }
            }
        }

    override val hasStableParameterNames: Boolean

        }

        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
}

  }

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

  @Test
  @TestMetadata("return_implicit_unit.kt")
  public void testReturn_implicit_unit() {

                is FirDefaultSimpleImportingScope -> DEFAULT_EXPLICIT
                is FirAbstractSimpleImportingScope -> EXPLICIT
                else -> LOCAL
            }
        }

        fun fromShortenOption(option: ShortenStrategy): ImportKind? = when (option) {
            ShortenStrategy.SHORTEN_AND_IMPORT -> EXPLICIT
            ShortenStrategy.SHORTEN_AND_STAR_IMPORT -> STAR
            else -> null

        }

        fun buildFunctionSignature(firSymbol: FirNamedFunctionSymbol): KtFunctionLikeSignature<KtFirFunctionSymbol> {
            firSymbol.lazyResolveToPhase(FirResolvePhase.IMPLICIT_TYPES_BODY_RESOLVE)
            return KtFirFunctionLikeSubstitutorBasedSignature(analysisSession.token, firSymbol, analysisSession.firSymbolBuilder)
        }

            val ownerDescriptor = implicitReceiver.containingDeclaration
            val owner = ownerDescriptor.toKtSymbol(analysisContext)

            if (owner == null) {
                LOG.error("Unexpected implicit receiver owner: $ownerDescriptor (${ownerDescriptor.javaClass})")
                continue
            }

            result += KtImplicitReceiver(token, type, owner, index)
        }

        return result