options {
            buildAST = true;
        }

        expr:   mexpr (PLUS^ mexpr)* SEMI!
            ;

        mexpr
            :   atom (STAR^ atom)*
            ;

        atom:   INT
            ;"""
        expect:
        "org.acme" == new MetadataExtracter().getPackageName(new StringReader(grammar))
    }

            options {
                buildAST = true;
            }

            expr:   mexpr (PLUS^ mexpr)* SEMI!
                ;

            mexpr
                :   atom (STAR^ atom)*
                ;

            atom:   INT
                ;"""

        file("grammar-builder/src/main/antlr/AnotherGrammar.g") << """
            header {
                package org.acme;
            }

		{
			Name: "def0",
			Atom: smdschema.Atom{},
		},
		{
			Name: "def0.1",
			Atom: smdschema.Atom{},
		},
		{
			Name: "def0.2",
			Atom: smdschema.Atom{},
		},
		{
			Name: "def1",
			Atom: smdschema.Atom{},
		},
		{
			Name: "def2",
			Atom: smdschema.Atom{},
		},
		{
			Name: "def3",
			Atom: smdschema.Atom{},
		},
	}

	errCode = ErrNone

	if values.Get("max-parts") != "" {
		if maxParts, err = strconv.Atoi(values.Get("max-parts")); err != nil {
			errCode = ErrInvalidMaxParts
			return
		}
	} else {
		maxParts = maxPartsList
	}

	if values.Get("part-number-marker") != "" {
		if partNumberMarker, err = strconv.Atoi(values.Get("part-number-marker")); err != nil {
			errCode = ErrInvalidPartNumberMarker
			return
		}

import "time"

var atomValue = &Feed{
	XMLName: Name{"http://www.w3.org/2005/Atom", "feed"},
	Title:   "Example Feed",
	Link:    []Link{{Href: "http://example.org/"}},
	Updated: ParseTime("2003-12-13T18:30:02Z"),
	Author:  Person{Name: "John Doe"},
	ID:      "urn:uuid:60a76c80-d399-11d9-b93C-0003939e0af6",

	Entry: []Entry{
		{
			Title:   "Atom-Powered Robots Run Amok",

		dec.UseNumber()
		val, err := decodeJSONValue(dec)
		if err == nil && val.atom == json.Delim('{') {
			// Rewrite the Package field.
			found := false
			for i := 0; i < len(val.seq); i += 2 {
				if val.seq[i].atom == "Package" {
					if pkg, ok := val.seq[i+1].atom.(string); ok {
						val.seq[i+1].atom = pkg + ":" + f.variant
						found = true
						break
					}
				}
			}
			if found {

        options {
            buildAST = true;
        }

        expr:   mexpr (PLUS^ mexpr)* SEMI!
        ;

        mexpr
        :   atom (STAR^ atom)*
        ;

        atom:   INT
        ;"""
        projectDir.file("build.gradle") << """
            apply plugin: "antlr"

            ${mavenCentralRepository()}
        """
    }

    @Override

        options {
            buildAST = true;
        }

        expr:   mexpr (PLUS^ mexpr)* SEMI!
        ;

        mexpr
        :   atom (STAR^ atom)*
        ;

        atom:   INT
        ;"""

        when:
        succeeds("generateGrammarSource")

        then:
        file("build/generated-src/antlr/main/TestGrammar.java").exists()

		var port int
		port, err = strconv.Atoi(value)
		if err != nil {
			return err
		}
		low = port
		high = port
	case HyphenNotation:
		low, err = strconv.Atoi(value[:hyphenIndex])
		if err != nil {
			return err
		}
		high, err = strconv.Atoi(value[hyphenIndex+1:])
		if err != nil {
			return err
		}
	case PlusNotation:
		var offset int
		low, err = strconv.Atoi(value[:plusIndex])
		if err != nil {

		return
	}

	var parseError error
	atoi := func(s string) int {
		x, err := strconv.Atoi(s)
		if err != nil && parseError == nil {
			parseError = err
		}
		return x
	}
	var major, minor, patch int
	major = atoi(string(matches[1]))
	if len(matches[2]) > 0 {
		minor = atoi(string(matches[2][1:]))
	}
	if len(matches[3]) > 0 {
		patch = atoi(string(matches[3][1:]))
	}
	if parseError != nil {