ansi-escapes

sindresorhus/ansi-escapes is an open-source project by sindresorhus: ANSI escape codes for manipulating the terminal. Indexed here so it can be found — not resold.

It is free. Get it from the upstream repository: https://github.com/sindresorhus/ansi-escapes

From the project's own README (excerpt, reproduced for discovery under its MIT license):

ansi-escapes

> ANSI escape codes for manipulating the terminal

Install

Usage

Or use named exports...

You can also use it in the browser with Xterm.js:

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 columns. Default is 1.

cursorBackward(count)

Move cursor backward a specific amount of columns. 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.

clearViewport

Clear only the visible terminal screen (viewport) without affecting scrollback buffer or terminal state.

This is a safer alternative to…