com.sonar.sslr.test.minic.MiniCParser.java Source code

Introduction

Here is the source code for com.sonar.sslr.test.minic.MiniCParser.java

Source

/*
 * SonarSource Language Recognizer
 * Copyright (C) 2010-2016 SonarSource SA
 * mailto:contact 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 com.sonar.sslr.test.minic;

import com.sonar.sslr.api.AstNode;
import com.sonar.sslr.api.Grammar;
import com.sonar.sslr.impl.Parser;
import org.apache.commons.io.FileUtils;

import java.io.File;

public final class MiniCParser {

    private static final Parser<Grammar> P = MiniCParser.create();

    private MiniCParser() {
    }

    public static Parser<Grammar> create() {
        return Parser.builder(MiniCGrammar.create()).withLexer(MiniCLexer.create()).build();
    }

    public static AstNode parseFile(String filePath) {
        File file = FileUtils.toFile(MiniCParser.class.getResource(filePath));
        if (file == null || !file.exists()) {
            throw new AssertionError("The file \"" + filePath + "\" does not exist.");
        }

        return P.parse(file);
    }

    public static AstNode parseString(String source) {
        return P.parse(source);
    }

}