Function assertUniqueKeys

packages/core/src/system-context/index.ts:314–320

(sources: ReadonlyArray<PackedSource>)

}

function assertUniqueKeys(sources: ReadonlyArray<PackedSource>) {
  const keys = new Set<Key>()
  for (const source of sources) {
    if (keys.has(source.key)) throw new DuplicateKeyError({ key: source.key })
    keys.add(source.key)
  }
}