Example usage for jdk.nashorn.internal.parser Parser parse

Introduction

In this page you can find the example usage for jdk.nashorn.internal.parser Parser parse.

Prototype

public FunctionNode parse() 

Source Link

Document

Execute parse and return the resulting function node.

Usage

From source file:edu.brown.cs.bubbles.nobase.NobaseNashorn.java

License:Open Source License

/********************************************************************************/

@Override/*from  w w  w.  j a va2s . c  o  m*/
public ISemanticData parse(NobaseProject proj, NobaseFile fd, boolean lib) {
    Source src = new Source(fd.getFileName(), fd.getContents());
    Options opts = new Options("nashorn");
    PrintWriter pw = new PrintWriter(new StringWriter());
    ScriptEnvironment env = new ScriptEnvironment(opts, pw, pw);
    DeferredErrorManager em = new DeferredErrorManager(fd);
    if (fd.getFileName().endsWith(".json")) {
        JSONParser jsonparse = new JSONParser(src, em);
        Node nd = jsonparse.parse();
        if (do_debug) {
            System.err.println("WORKING ON " + fd.getFileName());
            try {
                ASTWriter pv = new ASTWriter(nd);
                System.err.println("PARSE: " + pv.toString());
            } catch (Throwable t) {
            }
        }
        return null;
    }

    Parser parser = new Parser(env, src, em);
    FunctionNode fn = parser.parse();
    if (fn == null) {
        NobaseMain.logE("Problem parsing " + fd.getFileName());
        return null;
    }
    if (do_debug) {
        System.err.println("WORKING ON " + fd.getFileName());
        try {
            ASTWriter pv = new ASTWriter(fn);
            System.err.println("PARSE: " + pv.toString());
        } catch (Throwable t) {
        }
    }
    ParseData rslt = new ParseData(proj, fd, em, fn.getBody(), lib);
    if (do_debug) {
        System.err.println("RESULT: " + rslt.getRootNode().dumpTree(fd));
    }
    return rslt;
}

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From source file:org.netbeans.es.perftest.nashorn.NashornParser.java

License:Open Source License

@Override
public boolean parse(File file, ParserOptions options) throws IOException {
    final PrintWriter err = options.isPrintError() ? options.getProgressWriter()
            : new PrintWriter(new OutputStreamWriter(new ByteArrayOutputStream()));
    final ScriptEnvironment env = new ScriptEnvironment(
            new jdk.nashorn.internal.runtime.options.Options(file.getAbsolutePath()), err, err);
    final Source src = Source.sourceFor(file.getName(), file);
    final ErrorManager em = new ErrorManager(err);
    final Parser p = new Parser(env, src, em);
    final FunctionNode node = p.parse();
    return !em.hasErrors();
}

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