Function mergeAll

packages/effect/src/internal/context.ts:298–308

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

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

/** @internal */
export const pick =