org.jetbrains.kotlin.descriptors.ValueParameterDescriptor.kt Maven / Gradle / Ivy

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/*
 * Copyright 2010-2015 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.descriptors

import org.jetbrains.kotlin.mpp.ValueParameterSymbolMarker
import org.jetbrains.kotlin.name.Name
import org.jetbrains.kotlin.types.KotlinType
import org.jetbrains.kotlin.types.TypeSubstitutor

interface ValueParameterDescriptor : VariableDescriptor, ParameterDescriptor, ValueParameterSymbolMarker {
    override fun getContainingDeclaration(): CallableDescriptor

    /**
     * Returns the 0-based index of the value parameter in the parameter list of its containing function.

     * @return the parameter index
     */
    val index: Int

    /**
     * @return true iff this parameter belongs to a declared function (not a fake override) and declares the default value,
     * i.e. explicitly specifies it in the function signature. Also see 'hasDefaultValue' extension in DescriptorUtils.kt
     */
    fun declaresDefaultValue(): Boolean

    val varargElementType: KotlinType?

    override fun getOriginal(): ValueParameterDescriptor

    override fun substitute(substitutor: TypeSubstitutor): ValueParameterDescriptor

    fun copy(newOwner: CallableDescriptor, newName: Name, newIndex: Int): ValueParameterDescriptor

    /**
     * Parameter p1 overrides p2 iff
     * a) their respective owners (function declarations) f1 override f2
     * b) p1 and p2 have the same indices in the owners' parameter lists
     */
    override fun getOverriddenDescriptors(): Collection

    val isCrossinline: Boolean

    val isNoinline: Boolean

    override fun isLateInit(): Boolean = false
}