| 71 | |
| 72 | /** @internal */ |
| 73 | export const toUint8Array = <E>( |
| 74 | readable: LazyArg<Readable | NodeJS.ReadableStream>, |
| 75 | options: { |
| 76 | readonly onFailure: (error: unknown) => E |
| 77 | readonly maxBytes?: SizeInput | undefined |
| 78 | } |
| 79 | ): Effect.Effect<Uint8Array, E> => { |
| 80 | const maxBytesNumber = options.maxBytes ? Number(options.maxBytes) : undefined |
| 81 | return Effect.acquireUseRelease( |
| 82 | Effect.sync(readable), |
| 83 | (stream) => |
| 84 | Effect.async((resume) => { |
| 85 | let buffer = Buffer.alloc(0) |
| 86 | let bytes = 0 |
| 87 | stream.once("error", (err) => { |
| 88 | resume(Effect.fail(options.onFailure(err))) |
| 89 | }) |
| 90 | stream.once("end", () => { |
| 91 | resume(Effect.succeed(buffer)) |
| 92 | }) |
| 93 | stream.on("data", (chunk) => { |
| 94 | buffer = Buffer.concat([buffer, chunk]) |
| 95 | bytes += chunk.length |
| 96 | if (maxBytesNumber && bytes > maxBytesNumber) { |
| 97 | resume(Effect.fail(options.onFailure(new Error("maxBytes exceeded")))) |
| 98 | } |
| 99 | }) |
| 100 | }), |
| 101 | (stream) => |
| 102 | Effect.sync(() => { |
| 103 | if ("closed" in stream && !stream.closed) { |
| 104 | stream.destroy() |
| 105 | } |
| 106 | }) |
| 107 | ) |
| 108 | } |
| 109 | |
| 110 | /** @internal */ |
| 111 | export const fromDuplex = <IE, E, I = string | Uint8Array<ArrayBufferLike>, O = Uint8Array<ArrayBufferLike>>( |