Function fromNullishOr

packages/effect/src/Option.ts:773–775

(
  a: A
)

 * @since 4.0.0
 */
export const fromNullishOr = <A>(
  a: A
): Option<NonNullable<A>> => (a == null ? none() : some(a as NonNullable<A>))

/**
 * Converts a possibly `undefined` value into an `Option`, leaving `null`