org.jetbrains.kotlin.resolve.diagnostics.MutableDiagnosticsWithSuppression.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.diagnostics
import org.jetbrains.kotlin.diagnostics.Diagnostic
import java.util.ArrayList
import com.intellij.openapi.util.CompositeModificationTracker
import com.intellij.util.CachedValueImpl
import com.intellij.psi.util.CachedValueProvider
import com.intellij.psi.PsiElement
import org.jetbrains.annotations.TestOnly
import org.jetbrains.kotlin.resolve.BindingContext
class MutableDiagnosticsWithSuppression @JvmOverloads constructor(
private val bindingContext: BindingContext,
private val delegateDiagnostics: Diagnostics = Diagnostics.EMPTY
) : Diagnostics {
private val diagnosticList = ArrayList()
//NOTE: CachedValuesManager is not used because it requires Project passed to this object
private val cache = CachedValueImpl(CachedValueProvider {
val allDiagnostics = delegateDiagnostics.noSuppression().all() + diagnosticList
CachedValueProvider.Result(DiagnosticsWithSuppression(bindingContext, allDiagnostics), modificationTracker)
})
private fun readonlyView() = cache.value!!
override val modificationTracker = CompositeModificationTracker(delegateDiagnostics.modificationTracker)
override fun all(): Collection = readonlyView().all()
override fun forElement(psiElement: PsiElement) = readonlyView().forElement(psiElement)
override fun noSuppression() = readonlyView().noSuppression()
//essential that this list is readonly
fun getOwnDiagnostics(): List = diagnosticList
fun report(diagnostic: Diagnostic) {
diagnosticList.add(diagnostic)
modificationTracker.incModificationCount()
}
fun clear() {
diagnosticList.clear()
modificationTracker.incModificationCount()
}
@TestOnly fun getReadonlyView(): DiagnosticsWithSuppression = readonlyView()
}