/*
* Copyright 2012-2014 Sergey Ignatov
*
* 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.intellij.erlang.search;
import com.intellij.openapi.application.QueryExecutorBase;
import com.intellij.openapi.util.text.StringUtil;
import com.intellij.psi.PsiElement;
import com.intellij.psi.PsiReference;
import com.intellij.psi.search.PsiSearchHelper;
import com.intellij.psi.search.SearchScope;
import com.intellij.psi.search.TextOccurenceProcessor;
import com.intellij.psi.search.UsageSearchContext;
import com.intellij.psi.search.searches.ReferencesSearch;
import com.intellij.util.Processor;
import org.intellij.erlang.psi.ErlangQAtom;
import org.intellij.erlang.psi.impl.ErlangPsiImplUtil;
import org.jetbrains.annotations.NotNull;
public class ErlangAtomSearch extends QueryExecutorBase<PsiReference, ReferencesSearch.SearchParameters> {
protected ErlangAtomSearch() {
super(true);
}
@Override
public void processQuery(@NotNull ReferencesSearch.SearchParameters parameters,
@NotNull Processor<PsiReference> consumer) {
PsiElement element = parameters.getElementToSearch();
if (!(element instanceof ErlangQAtom)) return;
String name = ErlangPsiImplUtil.getName((ErlangQAtom) element);
if (StringUtil.isEmpty(name)) return;
SearchScope searchScope = parameters.getEffectiveSearchScope();
RubyCodeOccurenceProcessor processor = new RubyCodeOccurenceProcessor(element, consumer);
short searchContext = UsageSearchContext.IN_CODE | UsageSearchContext.IN_STRINGS;
PsiSearchHelper.SERVICE.getInstance(element.getProject()).processElementsWithWord(processor, searchScope, name, searchContext, true);
}
public static class RubyCodeOccurenceProcessor implements TextOccurenceProcessor {
private PsiElement myElement;
private Processor<PsiReference> myPsiReferenceProcessor;
public RubyCodeOccurenceProcessor(@NotNull PsiElement element, @NotNull Processor<PsiReference> psiReferenceProcessor) {
myElement = element;
myPsiReferenceProcessor = psiReferenceProcessor;
}
public boolean execute(@NotNull PsiElement element, int offsetInElement) {
PsiReference ref = element.getReference();
if (ref!=null && ref.isReferenceTo(myElement)) {
return myPsiReferenceProcessor.process(ref);
}
return true;
}
}
}