/*
* 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.cfg.pseudocode.instructions.jumps
import org.jetbrains.kotlin.cfg.pseudocode.PseudoValue
import org.jetbrains.kotlin.psi.KtThrowExpression
import org.jetbrains.kotlin.cfg.Label
import java.util.Collections
import org.jetbrains.kotlin.cfg.pseudocode.instructions.BlockScope
import org.jetbrains.kotlin.cfg.pseudocode.instructions.InstructionVisitor
import org.jetbrains.kotlin.cfg.pseudocode.instructions.InstructionVisitorWithResult
class ThrowExceptionInstruction(
expression: KtThrowExpression,
blockScope: BlockScope,
errorLabel: Label,
private val thrownValue: PseudoValue
) : AbstractJumpInstruction(expression, errorLabel, blockScope) {
override val inputValues: List<PseudoValue> get() = Collections.singletonList(thrownValue)
override fun accept(visitor: InstructionVisitor) {
visitor.visitThrowExceptionInstruction(this)
}
override fun <R> accept(visitor: InstructionVisitorWithResult<R>): R = visitor.visitThrowExceptionInstruction(this)
override fun toString(): String = "throw (${element.text}|$thrownValue)"
override fun createCopy(newLabel: Label, blockScope: BlockScope): AbstractJumpInstruction =
ThrowExceptionInstruction((element as KtThrowExpression), blockScope, newLabel, thrownValue)
}