| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you under the Apache License, Version 2.0 (the |
| * "License"); you may not use this file except in compliance |
| * with the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, |
| * software distributed under the License is distributed on an |
| * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| * KIND, either express or implied. See the License for the |
| * specific language governing permissions and limitations |
| * under the License. |
| */ |
| package org.codehaus.groovy.tck; |
| |
| import java.io.Reader; |
| import java.io.StringReader; |
| import java.io.BufferedReader; |
| import java.io.IOException; |
| import java.util.ArrayList; |
| // Jsr parser |
| // @todo - refactor pulling generic parser interface up |
| import org.codehaus.groovy.antlr.parser.GroovyRecognizer; |
| |
| // codehaus reference implementation usage |
| // @todo - remove classic references from the TCK |
| import org.codehaus.groovy.control.CompilerConfiguration; |
| import groovy.lang.GroovyShell; |
| import antlr.RecognitionException; |
| |
| /** Helper methods for generated TCK test case using new JSR parser and classic groovy AST and evaluation */ |
| public class ClassicGroovyTestGeneratorHelper implements TestGeneratorHelper { |
| |
| /** evaluate the source text against the classic AST with the JSR parser implementation*/ |
| public Object evaluate(String theSrcText, String testName) throws Exception { |
| parse(theSrcText, testName); // fail early with a direct message if possible') |
| GroovyShell groovy = new GroovyShell(new CompilerConfiguration()); |
| return groovy.run(theSrcText, "main", new ArrayList()); |
| } |
| |
| /** run the JSR parser implementation over the supplied source text*/ |
| public void parse(String theSrcText, String testName) throws Exception { |
| System.out.println("-------------------------------"); |
| System.out.println(" " + testName); |
| System.out.println("-------------------------------"); |
| try { |
| Reader reader = new BufferedReader(new StringReader(theSrcText)); |
| GroovyRecognizer recognizer = GroovyRecognizer.make(reader); |
| recognizer.compilationUnit(); |
| System.out.println(decorateWithLineNumbers(theSrcText)); |
| |
| } catch (RecognitionException parseException) { |
| System.out.println(decorateWithLineNumbersAndErrorMessage(theSrcText,parseException)); |
| throw parseException; |
| } |
| System.out.println("-------------------------------"); |
| |
| } |
| |
| private String decorateWithLineNumbersAndErrorMessage(String theSrcText, RecognitionException parseException) { |
| try { |
| BufferedReader reader = new BufferedReader(new StringReader(theSrcText)); |
| String line = null; |
| StringBuilder numberedSrcTextBuffer = new StringBuilder(); |
| int lineNum = 1; |
| while ((line = reader.readLine() ) != null) { |
| numberedSrcTextBuffer.append(lineNum); |
| numberedSrcTextBuffer.append("\t"); |
| numberedSrcTextBuffer.append(line); |
| numberedSrcTextBuffer.append(lineSep); |
| |
| if (parseException != null) { |
| if (lineNum == parseException.getLine()) { |
| StringBuilder padding = new StringBuilder("\t"); |
| for (int col=1; col<parseException.getColumn();col++) { |
| padding.append(" "); |
| } |
| numberedSrcTextBuffer.append(padding); |
| numberedSrcTextBuffer.append("^"); |
| numberedSrcTextBuffer.append(lineSep); |
| numberedSrcTextBuffer.append("ERROR:"); |
| numberedSrcTextBuffer.append(lineSep); |
| numberedSrcTextBuffer.append(parseException.getMessage()); |
| numberedSrcTextBuffer.append(lineSep); |
| numberedSrcTextBuffer.append(lineSep); |
| } |
| } |
| |
| lineNum++; |
| |
| } |
| theSrcText = numberedSrcTextBuffer.toString(); |
| } catch (IOException e) { |
| //ignore |
| } |
| return theSrcText; |
| } |
| |
| private String decorateWithLineNumbers(String theSrcText) { |
| return decorateWithLineNumbersAndErrorMessage(theSrcText,null); |
| } |
| |
| protected String lineSep = System.getProperty("line.separator"); |
| } |