diff --git a/doc/api/tty.md b/doc/api/tty.md index f91a37a12095e5..8b757c0f02751a 100644 --- a/doc/api/tty.md +++ b/doc/api/tty.md @@ -12,9 +12,9 @@ However, it can be accessed using: const tty = require('tty'); ``` -When Node.js detects that it is being run inside a text terminal ("TTY") -context, the `process.stdin` will, by default, be initialized as an instance of -`tty.ReadStream` and both `process.stdout` and `process.stderr` will, by +When Node.js detects that it is being run with a text terminal ("TTY") +attached, [`process.stdin`][] will, by default, be initialized as an instance of +`tty.ReadStream` and both [`process.stdout`][] and [`process.stderr`][] will, by default be instances of `tty.WriteStream`. The preferred method of determining whether Node.js is being run within a TTY context is to check that the value of the `process.stdout.isTTY` property is `true`: @@ -27,15 +27,16 @@ false ``` In most cases, there should be little to no reason for an application to -create instances of the `tty.ReadStream` and `tty.WriteStream` classes. +manually create instances of the `tty.ReadStream` and `tty.WriteStream` +classes. ## Class: tty.ReadStream -The `tty.ReadStream` class is a subclass of `net.Socket` that represents the -readable side of a TTY. In normal circumstances `process.stdin` will be the +The `tty.ReadStream` class is a subclass of [`net.Socket`][] that represents the +readable side of a TTY. In normal circumstances [`process.stdin`][] will be the only `tty.ReadStream` instance in a Node.js process and there should be no reason to create additional instances. @@ -52,7 +53,7 @@ raw device. Defaults to `false`. added: v0.5.8 --> -A `boolean` that is always `true`. +A `boolean` that is always `true` for `tty.ReadStream` instances. ### readStream.setRawMode(mode) The `tty.WriteStream` class is a subclass of `net.Socket` that represents the -writable side of a TTY. In normal circumstances, `process.stdout` and -`process.stderr` will be the only `tty.WriteStream` instances created for a +writable side of a TTY. In normal circumstances, [`process.stdout`][] and +[`process.stderr`][] will be the only `tty.WriteStream` instances created for a Node.js process and there should be no reason to create additional instances. ### Event: 'resize' @@ -130,3 +131,8 @@ added: v0.5.8 The `tty.isatty()` method returns `true` if the given `fd` is associated with a TTY and `false` if it is not, including whenever `fd` is not a non-negative integer. + +[`net.Socket`]: net.html#net_class_net_socket +[`process.stdin`]: process.html#process_process_stdin +[`process.stdout`]: process.html#process_process_stdout +[`process.stderr`]: process.html#process_process_stderr