Function isEffectedIterator

src/effected.ts:2858–2861

(
  value: unknown,
)

 * @returns
 */
const isEffectedIterator = (
  value: unknown,
): value is Iterator<Effect, unknown, unknown> & { _effectedIterator: true } =>
  typeof value === "object" && value !== null && (value as any)._effectedIterator === true;

/**
 * Capitalize the first letter of a string.