Function isUnicodeIdentifierPart

pkg/sql/tokenizer/unicode.go:59–65

isUnicodeIdentifierPart checks if a rune can be part of a Unicode identifier. After the initial character, identifiers can contain: - Any Unicode letter (Lu, Ll, Lt, Lm, Lo) - Any Unicode digit (Nd category) - Underscore (_) - Non-spacing marks (Mn category) - diacritics, accents - Spacing combinin

(r rune)

//
// Returns true if the rune can be part of an identifier, false otherwise.
func isUnicodeIdentifierPart(r rune) bool {
	return unicode.IsLetter(r) || unicode.IsDigit(r) || r == '_' ||
		unicode.Is(unicode.Mn, r) || // Non-spacing marks
		unicode.Is(unicode.Mc, r) || // Spacing combining marks
		unicode.Is(unicode.Nd, r) || // Decimal numbers
		unicode.Is(unicode.Pc, r) // Connector punctuation
}

// isUnicodeQuote checks if a rune is a Unicode quote character for identifiers.
//