Method scanIdentifier

internal/scanner/scanner.go:1527–1560

(prefixLength int)

}

func (s *Scanner) scanIdentifier(prefixLength int) bool {
	start := s.pos
	s.pos += prefixLength
	ch := s.char()
	// Fast path for simple ASCII identifiers
	if stringutil.IsASCIILetter(ch) || ch == '_' || ch == '$' {
		s.pos++
		s.scanASCIIWhile(func(b byte) bool {
			return (b >= 'a' && b <= 'z') || (b >= 'A' && b <= 'Z') || (b >= '0' && b <= '9') || b == '_' || b == '$'
		})
		ch = s.char()
		if ch < utf8.RuneSelf && ch != '\\' {
			s.tokenValue = s.text[start:s.pos]
			return true
		}
		s.pos = start + prefixLength
	}
	ch, size := s.charAndSize()
	if IsIdentifierStart(ch) {
		for {
			s.pos += size
			ch, size = s.charAndSize()
			if !IsIdentifierPart(ch) {
				break
			}
		}
		s.tokenValue = s.text[start:s.pos]
		if ch == '\\' {
			s.tokenValue += s.scanIdentifierParts()
		}
		return true
	}
	return false
}

func (s *Scanner) scanIdentifierParts() string {
	var sb strings.Builder