Function createEffect

modules/effects/src/effect_creator.ts:110–126

(
  source: Source,
  config: EffectConfig = {}
)

 * ```
 */
export function createEffect<
  Result extends EffectResult<unknown>,
  Source extends () => Result,
>(
  source: Source,
  config: EffectConfig = {}
): (Source | Result) & CreateEffectMetadata {
  const effect = config.functional ? source : source();
  const value: EffectConfig = {
    ...DEFAULT_EFFECT_CONFIG,
    ...config, // Overrides any defaults if values are provided
  };
  Object.defineProperty(effect, CREATE_EFFECT_METADATA_KEY, {
    value,
  });
  return effect as typeof effect & CreateEffectMetadata;
}

export function getCreateEffectMetadata<T extends Record<keyof T, Object>>(
  instance: T