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/*******************************************************************************
* Copyright (c) 2009, 2010 Alena Laskavaia
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*
* Contributors:
* Alena Laskavaia - initial API and implementation
*******************************************************************************/
package org.eclipse.cdt.codan.internal.checkers;
import java.util.regex.Pattern;
import org.eclipse.cdt.codan.core.cxx.model.AbstractIndexAstChecker;
import org.eclipse.cdt.codan.core.model.ICheckerWithPreferences;
import org.eclipse.cdt.codan.core.model.IProblem;
import org.eclipse.cdt.codan.core.model.IProblemWorkingCopy;
import org.eclipse.cdt.core.dom.ast.ASTVisitor;
import org.eclipse.cdt.core.dom.ast.IASTDeclaration;
import org.eclipse.cdt.core.dom.ast.IASTFunctionDefinition;
import org.eclipse.cdt.core.dom.ast.IASTName;
import org.eclipse.cdt.core.dom.ast.IASTTranslationUnit;
/**
* This is style checker for function name code style. Pattern parameter is
* regular expression defining the style.
*
*/
public class NamingConventionFunctionChecker extends AbstractIndexAstChecker
implements ICheckerWithPreferences {
private static final String ER_ID = "org.eclipse.cdt.codan.internal.checkers.NamingConventionFunctionChecker"; //$NON-NLS-1$
public static final String PARAM_KEY = "pattern"; //$NON-NLS-1$
public void processAst(IASTTranslationUnit ast) {
final IProblem pt = getProblemById(ER_ID, getFile());
try {
ast.accept(new ASTVisitor() {
{
shouldVisitDeclarations = true;
}
public int visit(IASTDeclaration element) {
if (element instanceof IASTFunctionDefinition) {
String parameter = (String) getPreference(pt,PARAM_KEY);
Pattern pattern = Pattern.compile(parameter);
IASTName astName = ((IASTFunctionDefinition) element)
.getDeclarator().getName();
String name = astName.toString();
if (!pattern.matcher(name).find()) {
reportProblem(ER_ID, astName, name, parameter);
}
}
return PROCESS_SKIP;
}
});
} catch (Exception e) {
e.printStackTrace();
}
}
/*
* (non-Javadoc)
*
* @see
* org.eclipse.cdt.codan.core.model.ICheckerWithPreferences#initParameters
* (org.eclipse.cdt.codan.core.model.IProblemWorkingCopy)
*/
public void initPreferences(IProblemWorkingCopy problem) {
super.initPreferences(problem);
addPreference(
problem,
PARAM_KEY,
CheckersMessages.NamingConventionFunctionChecker_LabelNamePattern,
"^[a-z]"); //$NON-NLS-1$
}
@Override
public boolean runInEditor() {
return true;
}
}
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