Method checkForColon

proto/text_decode.go:475–487

Consume a ':' from the input stream (if the next token is a colon), returning an error if a colon is needed but not present.

(fd protoreflect.FieldDescriptor)

// Consume a ':' from the input stream (if the next token is a colon),
// returning an error if a colon is needed but not present.
func (p *textParser) checkForColon(fd protoreflect.FieldDescriptor) *ParseError {
	tok := p.next()
	if tok.err != nil {
		return tok.err
	}
	if tok.value != ":" {
		if fd.Message() == nil {
			return p.errorf("expected ':', found %q", tok.value)
		}
		p.back()
	}
	return nil
}

// consumeExtensionOrAnyName consumes an extension name or an Any type URL and
// the following ']'. It returns the name or URL consumed.