org.jetbrains.kotlin.resolve.calls.results.FlatSignatureForResolvedCall.kt Maven / Gradle / Ivy

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/*
 * Copyright 2010-2016 JetBrains s.r.o.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package org.jetbrains.kotlin.resolve.calls.results

import org.jetbrains.kotlin.builtins.KotlinBuiltIns
import org.jetbrains.kotlin.descriptors.ModuleDescriptor
import org.jetbrains.kotlin.psi.ValueArgument
import org.jetbrains.kotlin.resolve.DescriptorToSourceUtils
import org.jetbrains.kotlin.resolve.calls.inference.ConstraintSystemBuilderImpl
import org.jetbrains.kotlin.resolve.calls.model.DefaultValueArgument
import org.jetbrains.kotlin.resolve.calls.model.MutableResolvedCall
import org.jetbrains.kotlin.resolve.calls.model.ResolvedCall
import org.jetbrains.kotlin.resolve.calls.model.VariableAsFunctionResolvedCallImpl
import org.jetbrains.kotlin.types.KotlinType
import org.jetbrains.kotlin.types.checker.KotlinTypeRefiner
import org.jetbrains.kotlin.util.CancellationChecker
import java.util.*


fun > RC.createFlatSignature(): FlatSignature {
    val originalDescriptor = candidateDescriptor.original
    val originalValueParameters = originalDescriptor.valueParameters

    var numDefaults = 0
    val valueArgumentToParameterType = HashMap()
    for ((valueParameter, resolvedValueArgument) in valueArguments.entries) {
        if (resolvedValueArgument is DefaultValueArgument) {
            numDefaults++
        } else {
            val originalValueParameter = originalValueParameters[valueParameter.index]
            val parameterType = originalValueParameter.argumentValueType
            for (valueArgument in resolvedValueArgument.arguments) {
                valueArgumentToParameterType[valueArgument] = parameterType
            }
        }
    }

    return FlatSignature.create(this, originalDescriptor, numDefaults, call.valueArguments.map { valueArgumentToParameterType[it] })
}

fun createOverloadingConflictResolver(
    builtIns: KotlinBuiltIns,
    module: ModuleDescriptor,
    specificityComparator: TypeSpecificityComparator,
    platformOverloadsSpecificityComparator: PlatformOverloadsSpecificityComparator,
    cancellationChecker: CancellationChecker,
    kotlinTypeRefiner: KotlinTypeRefiner,
) = OverloadingConflictResolver(
    builtIns,
    module,
    specificityComparator,
    platformOverloadsSpecificityComparator,
    cancellationChecker,
    MutableResolvedCall<*>::getResultingDescriptor,
    ConstraintSystemBuilderImpl.Companion::forSpecificity,
    MutableResolvedCall<*>::createFlatSignature,
    { (it as? VariableAsFunctionResolvedCallImpl)?.variableCall },
    { DescriptorToSourceUtils.descriptorToDeclaration(it) != null },
    null,
    kotlinTypeRefiner
)