org.jetbrains.kotlin.codegen.SamWrapperClasses.kt Maven / Gradle / Ivy
/*
* 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.codegen
import org.jetbrains.kotlin.codegen.context.CodegenContext
import org.jetbrains.kotlin.codegen.context.InlineLambdaContext
import org.jetbrains.kotlin.codegen.state.GenerationState
import org.jetbrains.kotlin.descriptors.CallableMemberDescriptor
import org.jetbrains.kotlin.psi.KtFile
import org.jetbrains.kotlin.resolve.inline.InlineUtil
import org.jetbrains.org.objectweb.asm.Type
class SamWrapperClasses(private val state: GenerationState) {
private data class WrapperKey(val samType: SamType, val file: KtFile, val insideInline: Boolean)
private val samInterfaceToWrapperClass = hashMapOf()
fun getSamWrapperClass(
samType: SamType,
file: KtFile,
expressionCodegen: ExpressionCodegen,
contextDescriptor: CallableMemberDescriptor
): Type {
val isInsideInline = InlineUtil.isInlineOrContainingInline(expressionCodegen.context.contextDescriptor) ||
isInsideInlineLambdaContext(expressionCodegen.context, state)
return samInterfaceToWrapperClass.getOrPut(WrapperKey(samType, file, isInsideInline)) {
SamWrapperCodegen(state, samType, expressionCodegen.parentCodegen, isInsideInline).genWrapper(file, contextDescriptor)
}
}
private fun isInsideInlineLambdaContext(context: CodegenContext<*>, state: GenerationState):Boolean {
var parent: CodegenContext<*>? = context
while (parent != null && parent != state.rootContext) {
if (parent is InlineLambdaContext) return true
parent = parent.parentContext
}
return false
}
}