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// Copyright 2018-2021 the Deno authors. All rights reserved. MIT license.
// This module implements 'tty' module of Node.JS API.// ref: https://nodejs.org/api/tty.html
// Returns true when the given numeric fd is associated with a TTY and false otherwise.function isatty(fd: number) {  if (typeof fd !== "number") {    return false;  }  try {    return Deno.isatty(fd);  } catch (_) {    return false;  }}
// TODO(kt3k): Implement tty.ReadStream class// TODO(kt3k): Implement tty.WriteStream class
export { isatty };export default { isatty };