Function IsStringType

postgres/parser/types/types.go:2385–2392

IsStringType returns true iff the given type is String or a collated string type.

(t *T)

// IsStringType returns true iff the given type is String or a collated string
// type.
func IsStringType(t *T) bool {
	switch t.Family() {
	case StringFamily, CollatedStringFamily:
		return true
	default:
		return false
	}
}

// IsDateTimeType returns true if the given type is a date or time-related type.
func IsDateTimeType(t *T) bool {