org.sonar.erlang.metrics.ErlangStatementVisitor Maven / Gradle / Ivy

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/*
 * Sonar Erlang Plugin
 * Copyright (C) 2012 Tamas Kende
 * [email protected]
 *
 * 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  02
 */
package org.sonar.erlang.metrics;

import com.sonar.sslr.api.AstNode;

import org.sonar.squidbridge.SquidAstVisitor;
import org.sonar.erlang.api.ErlangMetric;
import org.sonar.erlang.parser.ErlangGrammarImpl;
import org.sonar.sslr.parser.LexerlessGrammar;

public class ErlangStatementVisitor extends SquidAstVisitor {

  @Override
  public void init() {
    subscribeTo(ErlangGrammarImpl.statement);
  }

  @Override
  public void visitNode(AstNode astNode) {
    if (astNode.getFirstAncestor(ErlangGrammarImpl.functionDeclaration) != null) {
      getContext().peekSourceCode().add(ErlangMetric.STATEMENTS, 1);
    }

  }
}