package org.codehaus.groovy.antlr;
import groovy.util.GroovyTestCase;
import java.io.PrintWriter;
import java.io.Reader;
import java.io.StringWriter;
import org.codehaus.groovy.antlr.parser.GroovyLexer;
import org.codehaus.groovy.antlr.parser.GroovyRecognizer;
public abstract class SourceParserTest extends GroovyTestCase {
protected void parse(String name, Reader reader) {
SourceBuffer sourceBuffer = new SourceBuffer();
UnicodeEscapingReader unicodeReader = new UnicodeEscapingReader(reader, sourceBuffer);
GroovyLexer lexer = new GroovyLexer(unicodeReader);
unicodeReader.setLexer(lexer);
GroovyRecognizer parser = GroovyRecognizer.make(lexer);
parser.setSourceBuffer(sourceBuffer);
parser.setFilename(name);
// start parsing at the compilationUnit rule
try {
parser.compilationUnit();
}
catch (Exception ex) {
StringWriter out = new StringWriter();
out.write(ex.getMessage());
out.write("\n");
ex.printStackTrace(new PrintWriter(out));
fail(out.toString());
}
}
}