185 lines
3.6 KiB
Markdown
185 lines
3.6 KiB
Markdown
# ansi-escapes [](https://travis-ci.org/sindresorhus/ansi-escapes)
|
|
|
|
> [ANSI escape codes](http://www.termsys.demon.co.uk/vtansi.htm) for manipulating the terminal
|
|
|
|
|
|
## Install
|
|
|
|
```
|
|
$ npm install ansi-escapes
|
|
```
|
|
|
|
|
|
## Usage
|
|
|
|
```js
|
|
const ansiEscapes = require('ansi-escapes');
|
|
|
|
// Moves the cursor two rows up and to the left
|
|
process.stdout.write(ansiEscapes.cursorUp(2) + ansiEscapes.cursorLeft);
|
|
//=> '\u001B[2A\u001B[1000D'
|
|
```
|
|
|
|
|
|
## API
|
|
|
|
### cursorTo(x, [y])
|
|
|
|
Set the absolute position of the cursor. `x0` `y0` is the top left of the screen.
|
|
|
|
### cursorMove(x, [y])
|
|
|
|
Set the position of the cursor relative to its current position.
|
|
|
|
### cursorUp(count)
|
|
|
|
Move cursor up a specific amount of rows. Default is `1`.
|
|
|
|
### cursorDown(count)
|
|
|
|
Move cursor down a specific amount of rows. Default is `1`.
|
|
|
|
### cursorForward(count)
|
|
|
|
Move cursor forward a specific amount of rows. Default is `1`.
|
|
|
|
### cursorBackward(count)
|
|
|
|
Move cursor backward a specific amount of rows. Default is `1`.
|
|
|
|
### cursorLeft
|
|
|
|
Move cursor to the left side.
|
|
|
|
### cursorSavePosition
|
|
|
|
Save cursor position.
|
|
|
|
### cursorRestorePosition
|
|
|
|
Restore saved cursor position.
|
|
|
|
### cursorGetPosition
|
|
|
|
Get cursor position.
|
|
|
|
### cursorNextLine
|
|
|
|
Move cursor to the next line.
|
|
|
|
### cursorPrevLine
|
|
|
|
Move cursor to the previous line.
|
|
|
|
### cursorHide
|
|
|
|
Hide cursor.
|
|
|
|
### cursorShow
|
|
|
|
Show cursor.
|
|
|
|
### eraseLines(count)
|
|
|
|
Erase from the current cursor position up the specified amount of rows.
|
|
|
|
### eraseEndLine
|
|
|
|
Erase from the current cursor position to the end of the current line.
|
|
|
|
### eraseStartLine
|
|
|
|
Erase from the current cursor position to the start of the current line.
|
|
|
|
### eraseLine
|
|
|
|
Erase the entire current line.
|
|
|
|
### eraseDown
|
|
|
|
Erase the screen from the current line down to the bottom of the screen.
|
|
|
|
### eraseUp
|
|
|
|
Erase the screen from the current line up to the top of the screen.
|
|
|
|
### eraseScreen
|
|
|
|
Erase the screen and move the cursor the top left position.
|
|
|
|
### scrollUp
|
|
|
|
Scroll display up one line.
|
|
|
|
### scrollDown
|
|
|
|
Scroll display down one line.
|
|
|
|
### clearScreen
|
|
|
|
Clear the terminal screen. (Viewport)
|
|
|
|
### clearTerminal
|
|
|
|
Clear the whole terminal, including scrollback buffer. (Not just the visible part of it)
|
|
|
|
### beep
|
|
|
|
Output a beeping sound.
|
|
|
|
### link(text, url)
|
|
|
|
Create a clickable link.
|
|
|
|
[Supported terminals.](https://gist.github.com/egmontkob/eb114294efbcd5adb1944c9f3cb5feda) Use [`supports-hyperlinks`](https://github.com/jamestalmage/supports-hyperlinks) to detect link support.
|
|
|
|
### image(input, [options])
|
|
|
|
Display an image.
|
|
|
|
*Currently only supported on iTerm2 >=3*
|
|
|
|
See [term-img](https://github.com/sindresorhus/term-img) for a higher-level module.
|
|
|
|
#### input
|
|
|
|
Type: `Buffer`
|
|
|
|
Buffer of an image. Usually read in with `fs.readFile()`.
|
|
|
|
#### options
|
|
|
|
##### width
|
|
##### height
|
|
|
|
Type: `string` `number`
|
|
|
|
The width and height are given as a number followed by a unit, or the word "auto".
|
|
|
|
- `N`: N character cells.
|
|
- `Npx`: N pixels.
|
|
- `N%`: N percent of the session's width or height.
|
|
- `auto`: The image's inherent size will be used to determine an appropriate dimension.
|
|
|
|
##### preserveAspectRatio
|
|
|
|
Type: `boolean`<br>
|
|
Default: `true`
|
|
|
|
### iTerm.setCwd([path])
|
|
|
|
Type: `string`<br>
|
|
Default: `process.cwd()`
|
|
|
|
[Inform iTerm2](https://www.iterm2.com/documentation-escape-codes.html) of the current directory to help semantic history and enable [Cmd-clicking relative paths](https://coderwall.com/p/b7e82q/quickly-open-files-in-iterm-with-cmd-click).
|
|
|
|
|
|
## Related
|
|
|
|
- [ansi-styles](https://github.com/chalk/ansi-styles) - ANSI escape codes for styling strings in the terminal
|
|
|
|
|
|
## License
|
|
|
|
MIT © [Sindre Sorhus](https://sindresorhus.com)
|