var startLine = -1
                var startColumn = -1
                var endLine = -1
                var endColumn = -1

                var i = offset
                var line = 1
                var column = 1
                while (i < text.length) {
                    if (i == realStartIndex) {
                        startLine = line
                        startColumn = column

	// at the end of a line.
	startLine := !first
	var c byte
	for r.err == nil && !r.eof {
		c = r.readByteNoBuf()
	Reswitch:
		switch c {
		default:
			startLine = false

		case '\n':
			startLine = true

		case ' ', '\t':
			// leave startLine alone

		case '"':
			startLine = false
			for r.err == nil {
				if r.eof {
					r.syntaxError()

}

func (b *tableBuilder) build(p buildState) Block {
	pos := p.pos()
	pos.StartLine-- // builder does not count header
	pos.EndLine = pos.StartLine + 1 + len(b.rows)
	t := &Table{
		Position: pos,
	}
	width := tableCount(b.hdr)
	t.Header = b.parseRow(p, b.hdr, pos.StartLine, width)
	t.Align = b.parseAlign(b.delim, width)
	t.Rows = make([][]*Text, len(b.rows))
	for i, row := range b.rows {

        }
    }

    void assertHasPrefix(String pattern) {
        int startLine = actual.lastIndexOf('\n', index)
        if (startLine < 0) {
            startLine = 0
        } else {
            startLine += 1
        }

        String actualPrefix = actual.substring(startLine, index)

    }

    @Override
    public Optional<Integer> endOffset() {
        return delegate.endOffset();
    }

    @Override
    public Optional<Integer> startLine() {
        return delegate.startLine();
    }

    @Override
    public Optional<Integer> startColumn() {
        return delegate.startColumn();
    }

    @Override
    public Optional<Integer> endLine() {

type ParseError struct {
	StartLine int   // Line where the record starts
	Line      int   // Line where the error occurred
	Column    int   // Column (1-based byte index) where the error occurred
	Err       error // The actual error
}

func (e *ParseError) Error() string {
	if e.Err == ErrFieldCount {
		return fmt.Sprintf("record on line %d: %v", e.Line, e.Err)
	}
	if e.StartLine != e.Line {

				name = name[len(namePrefix):]
			}
			if !stringslite.HasPrefix(name, "tiu") {
				t.Errorf("tiuTest+%#x: unexpected function %s", pc-pc1, name)
			}

			start := int(sf.startLine) - tiuStart
			if start != wantStart[name] {
				t.Errorf("tiuTest+%#x: want startLine %d, got %d", pc-pc1, wantStart[name], start)
			}
			if sf.funcID != abi.FuncIDNormal {
				t.Errorf("tiuTest+%#x: bad funcID %v", pc-pc1, sf.funcID)
			}

	weight := make(map[NamedCallEdge]int64)
	for _, n := range g.Nodes {
		seenStartLine = seenStartLine || n.Info.StartLine != 0

		canonicalName := n.Info.Name
		// Create the key to the nodeMapKey.
		namedEdge := NamedCallEdge{
			CallerName:     canonicalName,
			CallSiteOffset: n.Info.Lineno - n.Info.StartLine,
		}

		for _, e := range n.Out {
			totalWeight += e.WeightValue()
			namedEdge.CalleeName = e.Dest.Info.Name

	return file, int(line32)
}

// startLine returns the starting line number of the function. i.e., the line
// number of the func keyword.
func (f *Func) startLine() int32 {
	fn := f.raw()
	if fn.isInlined() { // inlined version
		fi := (*funcinl)(unsafe.Pointer(fn))
		return fi.startLine
	}
	return fn.funcInfo().startLine
}

// findmoduledatap looks up the moduledata for a PC.
//

			prevPkg = pkg
			// Put a blank line between the current and new blocks, so that the end
			// of a file acts as a blank line.
			lastLine := lastBlock(doc).Pos().EndLine
			delta := lastLine + 2 - newdoc.Blocks[0].Pos().StartLine
			for _, b := range newdoc.Blocks {
				addLines(b, delta)
			}
		}
		// Append non-empty blocks to the result document.
		for _, b := range newdoc.Blocks {
			if _, ok := b.(*md.Empty); !ok {