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• NonStableExtensionPoints.kt

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org.jetbrains.kotlin.extensions.internal.NonStableExtensionPoints.kt Maven / Gradle / Ivy

/*
 * Copyright 2010-2019 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.extensions.internal

import org.jetbrains.kotlin.descriptors.CallableDescriptor
import org.jetbrains.kotlin.descriptors.FunctionDescriptor
import org.jetbrains.kotlin.descriptors.VariableDescriptor
import org.jetbrains.kotlin.descriptors.impl.AnonymousFunctionDescriptor
import org.jetbrains.kotlin.incremental.components.LookupLocation
import org.jetbrains.kotlin.name.Name
import org.jetbrains.kotlin.psi.KtElement
import org.jetbrains.kotlin.psi.KtLambdaExpression
import org.jetbrains.kotlin.resolve.BindingTrace
import org.jetbrains.kotlin.resolve.calls.CallResolver
import org.jetbrains.kotlin.resolve.calls.CandidateResolver
import org.jetbrains.kotlin.resolve.calls.context.BasicCallResolutionContext
import org.jetbrains.kotlin.resolve.calls.inference.components.NewTypeSubstitutor
import org.jetbrains.kotlin.resolve.calls.model.KotlinCallDiagnostic
import org.jetbrains.kotlin.resolve.calls.model.ResolvedCallAtom
import org.jetbrains.kotlin.resolve.calls.tasks.TracingStrategy
import org.jetbrains.kotlin.resolve.calls.tower.ImplicitScopeTower
import org.jetbrains.kotlin.resolve.calls.tower.NewResolutionOldInference
import org.jetbrains.kotlin.resolve.calls.tower.PSICallResolver
import org.jetbrains.kotlin.resolve.scopes.ResolutionScope
import org.jetbrains.kotlin.resolve.scopes.receivers.ReceiverValueWithSmartCastInfo
import org.jetbrains.kotlin.types.KotlinType
import org.jetbrains.kotlin.types.expressions.ExpressionTypingContext

/**
 * This is marker for non-stable experimental extension points.
 * Extension points marked with this meta-annotation will be broken in the future version.
 * Please do not use them in general code.
 */
@RequiresOptIn(level = RequiresOptIn.Level.ERROR)
@Retention(AnnotationRetention.BINARY)
internal annotation class InternalNonStableExtensionPoints

@InternalNonStableExtensionPoints
interface TypeResolutionInterceptorExtension {
    fun interceptFunctionLiteralDescriptor(
        expression: KtLambdaExpression,
        context: ExpressionTypingContext,
        descriptor: AnonymousFunctionDescriptor
    ): AnonymousFunctionDescriptor = descriptor

    fun interceptType(
        element: KtElement,
        context: ExpressionTypingContext,
        resultType: KotlinType
    ): KotlinType = resultType
}

@InternalNonStableExtensionPoints
interface CallResolutionInterceptorExtension {
    @Suppress("DEPRECATION")
    @JvmDefault
    fun interceptResolvedCallAtomCandidate(
        candidateDescriptor: CallableDescriptor,
        completedCallAtom: ResolvedCallAtom,
        trace: BindingTrace?,
        resultSubstitutor: NewTypeSubstitutor?,
        diagnostics: Collection
    ): CallableDescriptor = candidateDescriptor

    @Suppress("DEPRECATION")
    @JvmDefault
    fun interceptCandidates(
        candidates: Collection,
        context: BasicCallResolutionContext,
        candidateResolver: CandidateResolver,
        callResolver: CallResolver,
        name: Name,
        kind: NewResolutionOldInference.ResolutionKind,
        tracing: TracingStrategy
    ): Collection = candidates

    @Suppress("DEPRECATION")
    @JvmDefault
    fun interceptFunctionCandidates(
        candidates: Collection,
        scopeTower: ImplicitScopeTower,
        resolutionContext: BasicCallResolutionContext,
        resolutionScope: ResolutionScope,
        callResolver: CallResolver,
        name: Name,
        location: LookupLocation
    ): Collection = candidates

    @Suppress("DEPRECATION")
    @JvmDefault
    fun interceptFunctionCandidates(
        candidates: Collection,
        scopeTower: ImplicitScopeTower,
        resolutionContext: BasicCallResolutionContext,
        resolutionScope: ResolutionScope,
        callResolver: PSICallResolver,
        name: Name,
        location: LookupLocation,
        dispatchReceiver: ReceiverValueWithSmartCastInfo?,
        extensionReceiver: ReceiverValueWithSmartCastInfo?
    ): Collection = candidates

    @Suppress("DEPRECATION")
    @JvmDefault
    fun interceptVariableCandidates(
        candidates: Collection,
        scopeTower: ImplicitScopeTower,
        resolutionContext: BasicCallResolutionContext,
        resolutionScope: ResolutionScope,
        callResolver: CallResolver,
        name: Name,
        location: LookupLocation
    ): Collection = candidates

    @Suppress("DEPRECATION")
    @JvmDefault
    fun interceptVariableCandidates(
        candidates: Collection,
        scopeTower: ImplicitScopeTower,
        resolutionContext: BasicCallResolutionContext,
        resolutionScope: ResolutionScope,
        callResolver: PSICallResolver,
        name: Name,
        location: LookupLocation,
        dispatchReceiver: ReceiverValueWithSmartCastInfo?,
        extensionReceiver: ReceiverValueWithSmartCastInfo?
    ): Collection = candidates
}