Exemplo n.º 1
0
func (p *parser) dispatch(depth int, buf *streambuf.Buffer) (string, bool, bool, bool) {
	if buf.Len() == 0 {
		return "", false, true, false
	}

	var value string
	var iserror, ok, complete bool
	snapshot := buf.Snapshot()

	switch buf.Bytes()[0] {
	case '*':
		value, iserror, ok, complete = p.parseArray(depth, buf)
	case '$':
		value, ok, complete = p.parseString(buf)
	case ':':
		value, ok, complete = p.parseInt(buf)
	case '+':
		value, ok, complete = p.parseSimpleString(buf)
	case '-':
		iserror = true
		value, ok, complete = p.parseSimpleString(buf)
	default:
		debug("Unexpected message starting with %s", buf.Bytes()[0])
		return "", false, false, false
	}

	if !ok || !complete {
		buf.Restore(snapshot)
	}
	return value, iserror, ok, complete
}
Exemplo n.º 2
0
func parseNextArg(buf *streambuf.Buffer) error {
	err := buf.IgnoreSymbol(' ')
	if err == streambuf.ErrUnexpectedEOB || err == streambuf.ErrNoMoreBytes {
		buf.SetError(nil)
		return ErrNoMoreArgument
	}
	if buf.Len() == 0 {
		return ErrNoMoreArgument
	}
	return nil
}