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/*
* Copyright 2020 Google LLC
* Copyright 2010-2020 JetBrains s.r.o. and Kotlin Programming Language contributors.
*
* 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 com.google.devtools.ksp.symbol.impl.binary
import com.google.devtools.ksp.KSObjectCache
import com.google.devtools.ksp.symbol.*
import com.google.devtools.ksp.symbol.impl.kotlin.KSNameImpl
import org.jetbrains.kotlin.descriptors.ValueParameterDescriptor
import org.jetbrains.kotlin.resolve.calls.components.hasDefaultValue
import org.jetbrains.kotlin.resolve.calls.components.isVararg
class KSValueParameterDescriptorImpl private constructor(
val descriptor: ValueParameterDescriptor,
override val parent: KSNode?
) : KSValueParameter {
companion object : KSObjectCache<Pair<ValueParameterDescriptor, KSNode?>, KSValueParameterDescriptorImpl>() {
fun getCached(descriptor: ValueParameterDescriptor, parent: KSNode?) = cache
.getOrPut(Pair(descriptor, parent)) { KSValueParameterDescriptorImpl(descriptor, parent) }
}
override val origin by lazy {
descriptor.origin
}
override val location: Location = NonExistLocation
override val annotations: Sequence<KSAnnotation> by lazy {
descriptor.annotations.asSequence().map { KSAnnotationDescriptorImpl.getCached(it, this) }
}
override val isCrossInline: Boolean = descriptor.isCrossinline
override val isNoInline: Boolean = descriptor.isNoinline
override val isVararg: Boolean = descriptor.isVararg
override val isVal: Boolean = !descriptor.isVar
override val isVar: Boolean = descriptor.isVar
override val name: KSName? by lazy {
KSNameImpl.getCached(descriptor.name.asString())
}
override val type: KSTypeReference by lazy {
// Descriptor wraps vararg with Array<>, to align with the actual behavior in source.
if (isVararg) {
KSTypeReferenceDescriptorImpl.getCached(descriptor.varargElementType!!, origin, this)
} else {
KSTypeReferenceDescriptorImpl.getCached(descriptor.type, origin, this)
}
}
override val hasDefault: Boolean = descriptor.hasDefaultValue()
override fun <D, R> accept(visitor: KSVisitor<D, R>, data: D): R {
return visitor.visitValueParameter(this, data)
}
override fun toString(): String {
return name?.asString() ?: "_"
}
}
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