.kotlin.kotlin-compiler.1.3.11.source-code.ErrorExpressionGenerator.kt Maven / Gradle / Ivy
/*
* Copyright 2010-2016 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.psi2ir.generators
import org.jetbrains.kotlin.ir.expressions.IrExpression
import org.jetbrains.kotlin.ir.expressions.impl.IrErrorCallExpressionImpl
import org.jetbrains.kotlin.ir.expressions.impl.IrErrorExpressionImpl
import org.jetbrains.kotlin.psi.*
import org.jetbrains.kotlin.psi.psiUtil.endOffset
import org.jetbrains.kotlin.psi.psiUtil.startOffset
import org.jetbrains.kotlin.types.ErrorUtils
class ErrorExpressionGenerator(statementGenerator: StatementGenerator) : StatementGeneratorExtension(statementGenerator) {
private val ignoreErrors: Boolean get() = context.configuration.ignoreErrors
private inline fun generateErrorExpression(ktElement: KtElement, e: Exception? = null, body: () -> IrExpression) =
if (ignoreErrors)
body()
else
throw RuntimeException("${e?.message}: ${ktElement::class.java.simpleName}:\n${ktElement.text}", e)
fun generateErrorExpression(ktElement: KtElement, e: Exception): IrExpression =
generateErrorExpression(ktElement, e) {
val errorExpressionType =
if (ktElement is KtExpression)
getErrorExpressionType(ktElement)
else
ErrorUtils.createErrorType("")
IrErrorExpressionImpl(
ktElement.startOffset, ktElement.endOffset,
errorExpressionType.toIrType(),
e.message ?: ""
)
}
fun generateErrorCall(ktCall: KtCallExpression): IrExpression = generateErrorExpression(ktCall) {
val type = getErrorExpressionType(ktCall).toIrType()
val irErrorCall = IrErrorCallExpressionImpl(ktCall.startOffset, ktCall.endOffset, type, "") // TODO problem description?
irErrorCall.explicitReceiver = (ktCall.parent as? KtDotQualifiedExpression)?.run {
receiverExpression.genExpr()
}
(ktCall.valueArguments + ktCall.lambdaArguments).forEach {
val ktArgument = it.getArgumentExpression()
if (ktArgument != null) {
irErrorCall.addArgument(ktArgument.genExpr())
}
}
irErrorCall
}
private fun getErrorExpressionType(ktExpression: KtExpression) =
getInferredTypeWithImplicitCasts(ktExpression) ?: ErrorUtils.createErrorType("")
fun generateErrorSimpleName(ktName: KtSimpleNameExpression): IrExpression = generateErrorExpression(ktName) {
val type = getErrorExpressionType(ktName).toIrType()
val irErrorCall = IrErrorCallExpressionImpl(ktName.startOffset, ktName.endOffset, type, "") // TODO problem description?
irErrorCall.explicitReceiver = (ktName.parent as? KtDotQualifiedExpression)?.let { ktParent ->
if (ktParent.receiverExpression == ktName) null
else ktParent.receiverExpression.genExpr()
}
irErrorCall
}
}