Function isTimeZoneNamed

packages/effect/src/internal/dateTime.ts:166–166

(u: unknown)

/** @internal */
export const isTimeZoneNamed = (u: unknown): u is DateTime.TimeZone.Named => isTimeZone(u) && u._tag === "Named"

/** @internal */
export const isUtc = (self: DateTime.DateTime): self is DateTime.Utc => self._tag === "Utc"