Method truncate

packages/platform/deno/src/DenoFileSystem.ts:263–273

(length?: FileSystem.SizeInput)

  }

  truncate(length?: FileSystem.SizeInput) {
    const size = FileSystem.Size(length ?? 0)
    return Effect.map(
      tryPromise("truncate", undefined, () => this.file.truncate(Number(size))),
      () => {
        if (!this.append && this.position > size) {
          this.position = size
        }
      }
    )
  }

  private writeChunk(method: string, buffer: Uint8Array) {
    return Effect.suspend(() => {