Function writeFile

packages/platform/deno/src/DenoFileSystem.ts:442–465

(path, data, options)

  )

const writeFile: FileSystem.FileSystem["writeFile"] = (path, data, options) => {
  const flag = options?.flag ?? "w"
  if (flag === "w" || flag === "wx" || flag === "a" || flag === "ax") {
    return tryPromise("writeFile", path, (signal) =>
      Deno.writeFile(path, data, {
        append: flag.startsWith("a"),
        createNew: flag.includes("x"),
        ...(options?.mode === undefined ? {} : { mode: options.mode }),
        signal
      }))
  }
  return Effect.acquireUseRelease(
    tryPromise("writeFile", path, () => Deno.open(path, openOptions(flag, options?.mode))),
    (file) =>
      new FileImpl(file, flag.startsWith("a")).writeAll(data).pipe(
        Effect.mapError((error) =>
          error.reason._tag !== "BadArgument"
            ? PlatformError.systemError({ ...error.reason, method: "writeFile", pathOrDescriptor: path })
            : error
        )
      ),
    (file) => close(file, "writeFile", path)
  )
}

const makeFileSystem = Effect.map(Effect.serviceOption(FileSystem.WatchBackend), (backend) =>
  FileSystem.make({