org.jetbrains.kotlin.resolve.calls.checkers.InvokeConventionChecker.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.resolve.calls.checkers
import org.jetbrains.kotlin.builtins.KotlinBuiltIns
import org.jetbrains.kotlin.descriptors.CallableDescriptor
import org.jetbrains.kotlin.diagnostics.Errors
import org.jetbrains.kotlin.resolve.calls.context.BasicCallResolutionContext
import org.jetbrains.kotlin.resolve.calls.model.ResolvedCall
import org.jetbrains.kotlin.resolve.calls.model.VariableAsFunctionResolvedCallImpl
import org.jetbrains.kotlin.resolve.scopes.receivers.ExpressionReceiver
class InvokeConventionChecker : CallChecker {
override fun check(resolvedCall: ResolvedCall, context: BasicCallResolutionContext) {
if (resolvedCall is VariableAsFunctionResolvedCallImpl) {
val functionCall = resolvedCall.functionCall
val variableCall = resolvedCall.variableCall
if (functionCall.dispatchReceiver != null && functionCall.extensionReceiver != null && KotlinBuiltIns.isExactExtensionFunctionType(variableCall.resultingDescriptor.type)) {
if (variableCall.dispatchReceiver is ExpressionReceiver || variableCall.extensionReceiver is ExpressionReceiver) {
val callElement = variableCall.call.callElement
context.trace.report(Errors.INVOKE_ON_EXTENSION_FUNCTION_WITH_EXPLICIT_DISPATCH_RECEIVER.on(callElement))
}
}
}
}
}