Function normalizeInput

src/input.ts:26–57

(input?: File | Response | BufferLike | StreamLike, modDate?: any, mode?: number)

export function normalizeInput(input: File | Response | BufferLike | StreamLike, modDate?: any, mode?: number): ZipFileDescription;
export function normalizeInput(input: undefined, modDate?: any, mode?: number): ZipFolderDescription;
export function normalizeInput(input?: File | Response | BufferLike | StreamLike, modDate?: any, mode?: number): ZipEntryDescription {
  if (modDate !== undefined && !(modDate instanceof Date)) modDate = new Date(modDate)

  const isFile = input !== undefined

  if(!mode) {
    mode = isFile ? 0o664 : 0o775
  }

  if (input instanceof File) return {
    isFile,
    modDate: modDate || new Date(input.lastModified),
    bytes: input.stream(),
    mode
  }
  if (input instanceof Response) return {
    isFile,
    modDate: modDate || new Date(input.headers.get("Last-Modified") || Date.now()),
    bytes: input.body!,
    mode
  }

  if (modDate === undefined) modDate = new Date()
  else if (isNaN(modDate)) throw new Error("Invalid modification date.")
  if (!isFile) return { isFile, modDate, mode }
  if (typeof input === "string") return { isFile, modDate, bytes: encodeString(input), mode }
  if (input instanceof Blob) return { isFile, modDate, bytes: input.stream(), mode }
  if (input instanceof Uint8Array || input instanceof ReadableStream) return { isFile, modDate, bytes: input, mode }
  if (input instanceof ArrayBuffer || ArrayBuffer.isView(input)) return { isFile, modDate, bytes: makeUint8Array(input), mode }
  if (Symbol.asyncIterator in input) return { isFile, modDate, bytes: ReadableFromIterator(input[Symbol.asyncIterator]()), mode }
  throw new TypeError("Unsupported input format.")
}

export function ReadableFromIterator<T extends BufferLike>(iter: AsyncIterator<T>, upstream: AsyncIterator<any> = iter) {
  return new ReadableStream<Uint8Array>({