Function mergeAll

packages/effect/src/Context.ts:1183–1193

(
  ...ctxs: [...{ [K in keyof T]: Context<T[K]> }]
)

 * @since 3.12.0
 */
export const mergeAll = <T extends Array<unknown>>(
  ...ctxs: [...{ [K in keyof T]: Context<T[K]> }]
): Context<T[number]> => {
  const map = new Map()
  for (let i = 0; i < ctxs.length; i++) {
    ctxs[i].mapUnsafe.forEach((value, key) => {
      map.set(key, value)
    })
  }
  return makeUnsafe(map)
}

/**
 * Returns a new `Context` that contains only the specified services.