org.jetbrains.kotlin.ir.backend.js.lower.CopyAccessorBodyLowerings.kt Maven / Gradle / Ivy
/*
* Copyright 2010-2020 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.ir.backend.js.lower
import org.jetbrains.kotlin.backend.common.CommonBackendContext
import org.jetbrains.kotlin.backend.common.DeclarationTransformer
import org.jetbrains.kotlin.ir.declarations.IrDeclaration
import org.jetbrains.kotlin.ir.declarations.IrField
import org.jetbrains.kotlin.ir.declarations.IrSimpleFunction
import org.jetbrains.kotlin.ir.expressions.IrBlockBody
import org.jetbrains.kotlin.ir.util.deepCopyWithSymbols
// Copies property accessors and initializers so that the PropertyAccessorInilineLowering may access them safely.
class CopyAccessorBodyLowerings(private val context: CommonBackendContext) : DeclarationTransformer {
override fun transformFlat(declaration: IrDeclaration): List? {
if (declaration is IrSimpleFunction && declaration.correspondingPropertySymbol != null) {
declaration.body?.let { originalBody ->
declaration.body = context.irFactory.createBlockBody(originalBody.startOffset, originalBody.endOffset) {
statements += (originalBody.deepCopyWithSymbols(declaration) as IrBlockBody).statements
}
}
}
if (declaration is IrField) {
declaration.initializer?.let { originalBody ->
declaration.initializer = context.irFactory.createExpressionBody(originalBody.startOffset, originalBody.endOffset) {
this.expression = originalBody.expression.deepCopyWithSymbols(declaration)
}
}
}
return null
}
}