Method ScanJsxIdentifier

internal/scanner/scanner.go:1321–1346

Scans a JSX identifier; these differ from normal identifiers in that they allow dashes

()

// Scans a JSX identifier; these differ from normal identifiers in that they allow dashes
func (s *Scanner) ScanJsxIdentifier() ast.Kind {
	if tokenIsIdentifierOrKeyword(s.token) {
		// An identifier or keyword has already been parsed - check for a `-` or a single instance of `:` and then append it and
		// everything after it to the token
		// Do note that this means that `scanJsxIdentifier` effectively _mutates_ the visible token without advancing to a new token
		// Any caller should be expecting this behavior and should only read the pos or token value after calling it.
		for {
			ch := s.char()
			if ch < 0 {
				break
			}
			if ch == '-' {
				s.tokenValue += "-"
				s.pos++
				continue
			}
			oldPos := s.pos
			s.tokenValue += s.scanIdentifierParts() // reuse `scanIdentifierParts` so unicode escapes are handled
			if s.pos == oldPos {
				break
			}
		}
		s.token = GetIdentifierToken(s.tokenValue)
	}
	return s.token
}

func (s *Scanner) ScanJsxAttributeValue() ast.Kind {
	s.fullStartPos = s.pos