/*
* Copyright (c) 2014 Patrick Scheibe
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*/
package de.halirutan.mathematica.codeinsight.findusage;
import com.intellij.lang.cacheBuilder.DefaultWordsScanner;
import com.intellij.lang.cacheBuilder.WordsScanner;
import com.intellij.lang.findUsages.FindUsagesProvider;
import com.intellij.psi.PsiElement;
import com.intellij.psi.tree.TokenSet;
import de.halirutan.mathematica.lexer.MathematicaLexer;
import de.halirutan.mathematica.parsing.MathematicaElementTypes;
import de.halirutan.mathematica.parsing.psi.api.Symbol;
import org.jetbrains.annotations.NotNull;
import org.jetbrains.annotations.Nullable;
/**
* @author patrick (7/6/14)
*/
public class MathematicaFindUsageProvider implements FindUsagesProvider {
@Nullable
@Override
public WordsScanner getWordsScanner() {
return new DefaultWordsScanner(new MathematicaLexer(),
TokenSet.create(MathematicaElementTypes.IDENTIFIER),
MathematicaElementTypes.COMMENTS,
MathematicaElementTypes.LITERALS);
}
@Override
public boolean canFindUsagesFor(@NotNull final PsiElement psiElement) {
return psiElement instanceof Symbol;
}
@Nullable
@Override
public String getHelpId(@NotNull final PsiElement psiElement) {
return null;
}
@NotNull
@Override
public String getType(@NotNull final PsiElement element) {
return "Symbol";
}
@NotNull
@Override
public String getDescriptiveName(@NotNull final PsiElement element) {
if (element instanceof Symbol) {
return ((Symbol) element).getMathematicaContext() + ((Symbol) element).getSymbolName();
}
return "";
}
@NotNull
@Override
public String getNodeText(@NotNull final PsiElement element, final boolean useFullName) {
return element.getText();
}
}