/*
* Copyright 2013-2016 Sergey Ignatov, Alexander Zolotov, Florin Patan
*
* 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 com.goide.psi.impl;
import com.goide.psi.GoBlock;
import com.goide.psi.GoFieldDefinition;
import com.goide.psi.GoStatement;
import com.goide.psi.GoVarDefinition;
import com.intellij.psi.PsiElement;
import com.intellij.psi.ResolveState;
import com.intellij.psi.util.PsiTreeUtil;
import org.jetbrains.annotations.NotNull;
import org.jetbrains.annotations.Nullable;
public class GoVarReference extends GoCachedReference<GoVarDefinition> {
private final GoBlock myPotentialStopBlock;
public GoVarReference(@NotNull GoVarDefinition element) {
super(element);
myPotentialStopBlock = PsiTreeUtil.getParentOfType(element, GoBlock.class);
}
@Nullable
@Override
public PsiElement resolveInner() {
GoVarProcessor p = new GoVarProcessor(myElement, false) {
@Override
protected boolean crossOff(@NotNull PsiElement e) {
return e instanceof GoFieldDefinition || super.crossOff(e);
}
};
processResolveVariants(p);
return p.getResult();
}
@Override
public boolean processResolveVariants(@NotNull GoScopeProcessor processor) {
GoVarProcessor p = processor instanceof GoVarProcessor
? (GoVarProcessor)processor
: new GoVarProcessor(myElement, processor.isCompletion()) {
@Override
public boolean execute(@NotNull PsiElement e, @NotNull ResolveState state) {
return super.execute(e, state) && processor.execute(e, state);
}
};
if (myPotentialStopBlock != null) {
myPotentialStopBlock.processDeclarations(p, ResolveState.initial(), PsiTreeUtil.getParentOfType(myElement, GoStatement.class), myElement);
return true;
}
return false;
}
}