int lastCommentLine = -1;
        for (int lineNo = 0, len = lines.size(); lineNo < len; lineNo++) {
            String line = lines.get(lineNo);
            if (line.startsWith("#")) {
                lastCommentLine = lineNo;
            }
        }

        // The last comment line is the timestamp
        List<String> nonCommentLines;

		content, tf, err := analysisutil.ReadFile(pass, fname)
		if err != nil {
			return nil, err
		}

		lines := strings.SplitAfter(string(content), "\n")
		active := false
		for lineno, line := range lines {
			lineno++

			// Ignore comments and commented-out code.
			if i := strings.Index(line, "//"); i >= 0 {
				line = line[:i]
			}
			line = strings.TrimSpace(line)

import com.google.common.base.CharMatcher.NamedFastMatcher;
import java.util.BitSet;

/**
 * An immutable version of CharMatcher for smallish sets of characters that uses a hash table with
 * linear probing to check for matches.
 *
 * @author Christopher Swenson
 */
@GwtIncompatible // no precomputation is done in GWT
@ElementTypesAreNonnullByDefault
final class SmallCharMatcher extends NamedFastMatcher {

	if file == nil {
		t.Fatal(err)
	}
	defer file.close()

	lineno := 1
	byteno := 0
	for {
		bline, berr := br.ReadString('\n')
		if n := len(bline); n > 0 {
			bline = bline[0 : n-1]
		}
		line, ok := file.readLine()
		if (berr != nil) != !ok || bline != line {
			t.Fatalf("%s:%d (#%d)\nbufio => %q, %v\nnet => %q, %v", filename, lineno, byteno, bline, berr, line, ok)
		}
		if !ok {
			break
		}
		lineno++

import com.google.common.base.CharMatcher.NamedFastMatcher;
import java.util.BitSet;

/**
 * An immutable version of CharMatcher for smallish sets of characters that uses a hash table with
 * linear probing to check for matches.
 *
 * @author Christopher Swenson
 */
@GwtIncompatible // no precomputation is done in GWT
@ElementTypesAreNonnullByDefault
final class SmallCharMatcher extends NamedFastMatcher {

	buf.WriteString(s.prefix)
	buf.WriteString(b.raw)
	buf.WriteByte('\n')
}

func newHR(p *parseState, s line) (line, bool) {
	if isHR(s) {
		p.doneBlock(&ThematicBreak{Position{p.lineno, p.lineno}, s.string()})
		return line{}, true
	}
	return s, false
}

func isHR(s line) bool {
	t := s
	t.trimSpace(0, 3, false)
	switch c := t.peek(); c {
	case '-', '_', '*':
		for i := 0; ; i++ {

			id, s = extractID(p, s)

			// Goldmark is strict about the id syntax.
			for _, c := range id {
				if c >= 0x80 || !isLetterDigit(byte(c)) {
					p.corner = true
				}
			}
		}
		pos := Position{p.lineno, p.lineno}
		p.doneBlock(&Heading{pos, n, p.newText(pos, s), id})
		return line{}, true
	}
	return s, false
}

// extractID removes an ID attribute from s if one is present.

		// Record the path.
		funcs[target] = nowritebarrierrecCall{target: src, lineno: pos}
		q.PushRight(target.Nname)
	}
	for !q.Empty() {
		fn := q.PopLeft().Func

		// Check fn.
		if fn.WBPos.IsKnown() {
			var err strings.Builder
			call := funcs[fn]
			for call.target != nil {
				fmt.Fprintf(&err, "\n\t%v: called by %v", base.FmtPos(call.lineno), call.target.Nname)
				call = funcs[call.target]
			}

}

// A rulesParser parses the depsRules syntax described above.
type rulesParser struct {
	lineno   int
	lastWord string
	text     string
}

// syntaxError reports a parsing error.
func (p *rulesParser) syntaxError(msg string) {
	panic(syntaxError(fmt.Sprintf("parsing graph: line %d: syntax error: %s near %s", p.lineno, msg, p.lastWord)))
}

// nextList parses and returns a comma-separated list of names.

			continue
		}
		var lineFunc, lineFile string
		var lineNo int64

		if fileLine := javaLocationFileLineRx.FindStringSubmatch(jloc[2]); len(fileLine) == 4 {
			// Found a line of the form: "function (file:line)"
			lineFunc, lineFile = fileLine[1], fileLine[2]
			if n, err := strconv.ParseInt(fileLine[3], 10, 64); err == nil && n > 0 {
				lineNo = n
			}