org.sonar.javascript.metrics.ExecutableLineVisitor Maven / Gradle / Ivy
/*
* SonarQube JavaScript Plugin
* Copyright (C) 2011-2018 SonarSource SA
* mailto:info AT sonarsource DOT com
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 3 of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this program; if not, write to the Free Software Foundation,
* Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*/
package org.sonar.javascript.metrics;
import com.google.common.collect.ImmutableSet;
import java.util.HashSet;
import java.util.Set;
import org.sonar.plugins.javascript.api.tree.Tree;
import org.sonar.plugins.javascript.api.tree.Tree.Kind;
import org.sonar.plugins.javascript.api.visitors.SubscriptionVisitorCheck;
public class ExecutableLineVisitor extends SubscriptionVisitorCheck {
private final Set executableLines = new HashSet<>();
public ExecutableLineVisitor(Tree tree) {
scanTree(tree);
}
@Override
public Set nodesToVisit() {
return ImmutableSet.of(
Kind.DEBUGGER_STATEMENT,
Kind.VARIABLE_STATEMENT,
Kind.LABELLED_STATEMENT,
Kind.RETURN_STATEMENT,
Kind.CONTINUE_STATEMENT,
Kind.BREAK_STATEMENT,
Kind.THROW_STATEMENT,
Kind.WITH_STATEMENT,
Kind.TRY_STATEMENT,
Kind.SWITCH_STATEMENT,
Kind.IF_STATEMENT,
Kind.WHILE_STATEMENT,
Kind.DO_WHILE_STATEMENT,
Kind.EXPRESSION_STATEMENT,
Kind.FOR_OF_STATEMENT,
Kind.FOR_STATEMENT,
Kind.FOR_IN_STATEMENT);
}
@Override
public void visitNode(Tree tree) {
executableLines.add(tree.firstToken().line());
}
public Set getExecutableLines() {
return executableLines;
}
}