.kotlin.kotlin-compiler.1.3.11.source-code.PsiConditionalEffectParser.kt Maven / Gradle / Ivy
/*
* Copyright 2010-2017 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.contracts.parsing.effects
import org.jetbrains.kotlin.contracts.description.ConditionalEffectDeclaration
import org.jetbrains.kotlin.contracts.description.EffectDeclaration
import org.jetbrains.kotlin.contracts.parsing.*
import org.jetbrains.kotlin.psi.KtExpression
import org.jetbrains.kotlin.resolve.calls.callUtil.getResolvedCall
import org.jetbrains.kotlin.resolve.scopes.receivers.ExpressionReceiver
import org.jetbrains.kotlin.utils.addToStdlib.safeAs
internal class PsiConditionalEffectParser(
collector: ContractParsingDiagnosticsCollector,
callContext: ContractCallContext,
dispatcher: PsiContractParserDispatcher
) : AbstractPsiEffectParser(collector, callContext, dispatcher) {
override fun tryParseEffect(expression: KtExpression): EffectDeclaration? {
val resolvedCall = expression.getResolvedCall(callContext.bindingContext) ?: return null
if (!resolvedCall.resultingDescriptor.isImpliesCallDescriptor()) return null
val effect = contractParserDispatcher.parseEffect(resolvedCall.dispatchReceiver.safeAs()?.expression)
?: return null
val condition = contractParserDispatcher.parseCondition(resolvedCall.firstArgumentAsExpressionOrNull())
?: return null
return ConditionalEffectDeclaration(effect, condition)
}
}