Package org.codehaus.groovy.antlr.parser

Examples of org.codehaus.groovy.antlr.parser.GroovyRecognizer

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        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;
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    }

    private Map<String, GroovyClassDoc> parseGroovy(String packagePath, String file, String src)
            throws RecognitionException, TokenStreamException {
        SourceBuffer sourceBuffer = new SourceBuffer();
        GroovyRecognizer parser = getGroovyParser(src, sourceBuffer);
        try {
            parser.compilationUnit();
        } catch (OutOfMemoryError e) {
            log.error("Out of memory while processing: " + packagePath + "/" + file);
            throw e;
        }
        AST ast = parser.getAST();

        // now do the business
        Visitor visitor = new SimpleGroovyClassDocAssembler(packagePath, file, sourceBuffer, links, properties, true);
        AntlrASTProcessor traverser = new SourceCodeTraversal(visitor);
        traverser.process(ast);
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    private GroovyRecognizer getGroovyParser(String input, SourceBuffer sourceBuffer) {
        UnicodeEscapingReader unicodeReader = new UnicodeEscapingReader(new StringReader(input), sourceBuffer);
        GroovyLexer lexer = new GroovyLexer(unicodeReader);
        unicodeReader.setLexer(lexer);
        GroovyRecognizer parser = GroovyRecognizer.make(lexer);
        parser.setSourceBuffer(sourceBuffer);
        return parser;
    }
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    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");
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            final SourceUnit sourceUnit,
            final CompilationUnit compilationUnit,
            final MethodNode mn,
            final ASTNode usage) {
        GroovyLexer lexer = new GroovyLexer(new StringReader("DummyNode<" + option + ">"));
        final GroovyRecognizer rn = GroovyRecognizer.make(lexer);
        try {
            rn.classOrInterfaceType(true);
            final AtomicReference<ClassNode> ref = new AtomicReference<ClassNode>();
            AntlrParserPlugin plugin = new AntlrParserPlugin() {
                @Override
                public ModuleNode buildAST(final SourceUnit sourceUnit, final ClassLoader classLoader, final Reduction cst) throws ParserException {
                    ref.set(makeTypeWithArguments(rn.getAST()));
                    return null;
                }
            };
            plugin.buildAST(null, null, null);
            ClassNode parsedNode = ref.get();
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        return new String(baos.toByteArray());
    }

    private static String[] getGroovyTokenNames(String input) {
        GroovyRecognizer groovyParser = null;
        SourceBuffer groovySourceBuffer = new SourceBuffer();
        UnicodeEscapingReader groovyUnicodeReader = new UnicodeEscapingReader(new StringReader(input), groovySourceBuffer);
        GroovyLexer groovyLexer = new GroovyLexer(groovyUnicodeReader);
        groovyUnicodeReader.setLexer(groovyLexer);
        groovyParser = GroovyRecognizer.make(groovyLexer);
        return groovyParser.getTokenNames();
    }
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        UnicodeEscapingReader unicodeReader = new UnicodeEscapingReader(reader, sourceBuffer);
        UnicodeLexerSharedInputState inputState = new UnicodeLexerSharedInputState(unicodeReader);
        GroovyLexer lexer = new GroovyLexer(inputState);
        unicodeReader.setLexer(lexer);
        GroovyRecognizer parser = GroovyRecognizer.make(lexer);
        parser.setSourceBuffer(sourceBuffer);
        tokenNames = parser.getTokenNames();
        parser.setFilename(sourceUnit.getName());

        // start parsing at the compilationUnit rule
        try {
            parser.compilationUnit();
        }
        catch (TokenStreamRecognitionException tsre) {
            RecognitionException e = tsre.recog;
            SyntaxException se = new SyntaxException(e.getMessage(), e, e.getLine(), e.getColumn());
            se.setFatal(true);
            sourceUnit.addError(se);
        }
        catch (RecognitionException e) {
            SyntaxException se = new SyntaxException(e.getMessage(), e, e.getLine(), e.getColumn());
            se.setFatal(true);
            sourceUnit.addError(se);
        }
        catch (TokenStreamException e) {
            sourceUnit.addException(e);
        }

        ast = parser.getAST();
    }
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        UnicodeEscapingReader unicodeReader = new UnicodeEscapingReader(reader, sourceBuffer);
        UnicodeLexerSharedInputState inputState = new UnicodeLexerSharedInputState(unicodeReader);
        GroovyLexer lexer = new GroovyLexer(inputState);
        unicodeReader.setLexer(lexer);
        GroovyRecognizer parser = GroovyRecognizer.make(lexer);
        parser.setSourceBuffer(sourceBuffer);
        tokenNames = parser.getTokenNames();
        parser.setFilename(sourceUnit.getName());

        // start parsing at the compilationUnit rule
        try {
            parser.compilationUnit();
        }
        catch (TokenStreamRecognitionException tsre) {
            RecognitionException e = tsre.recog;
            SyntaxException se = new SyntaxException(e.getMessage(), e, e.getLine(), e.getColumn());
            se.setFatal(true);
            sourceUnit.addError(se);
        }
        catch (RecognitionException e) {
            SyntaxException se = new SyntaxException(e.getMessage(), e, e.getLine(), e.getColumn());
            se.setFatal(true);
            sourceUnit.addError(se);
        }
        catch (TokenStreamException e) {
            sourceUnit.addException(e);
        }

        ast = parser.getAST();
    }
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Related Classes of org.codehaus.groovy.antlr.parser.GroovyRecognizer

  • antlr.ASTFactory
  • antlr.ASTPair
  • antlr.collections.AST
  • antlr.collections.impl.ASTArray
  • antlr.CommonToken
  • antlr.Token
  • org.codehaus.groovy.antlr.AntlrParserPlugin
  • org.codehaus.groovy.antlr.java.Java2GroovyMain
  • org.codehaus.groovy.antlr.java.Java2GroovyProcessor
  • org.codehaus.groovy.antlr.Main
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