escapefilter

command module

v1.1.0 Latest Latest Go to latest Published: Jul 10, 2023 License: MIT Imports: 4 Imported by: 0

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Read the input, process characters including ANSI escape codes and print the result in plain text.

escapefilter [INFILE...]

INFILE:

Path to input file. Standard input will be used if no files are specified or INFILE is -.

Any other unsupported escape code is just ignored.

Tab stops are fixed at multiples of 8, and cannot be changed currently.

Codepoint	Abbr.	Name	Effect
U+0008	BS	Backspace	Moves the cursor left. ("backword wrap" is not supported.)
U+0009	HT	Horizontal Tab	Moves the cursor right to the next tabstop.
U+000A	LF	Line Feed	(Behaves as CR+LF) Moves the cursor to the beginning of the next line.
U+000B	VT	Vertical Tab	Moves the cursor to the next line, keeping its column.
U+000D	CR	Carriage Return	Moves the cursor the beginning of the line.
U+001B	ESC	Escape	Starts escape sequences.

Totally unsupported.

Code	Abbr.	Name	Effect
ESC [	CSI	Control Sequence Introducer	Starts control sequences.

Code	Abbr.	Name	Effect
CSI n A	CUU	Cusror Up	Moves the cursor to n line(s) up. n defaults to 1.
CSI n B	CUD	Cursor Down	Moves the cursor to n lines down. n defaults to 1.
CSI n C	CUF	Cusror Forward	Moves the cursor to n column(s) forward. n defaults to 1.
CSI n D	CUB	Cursor Backward	Moves the cursor to n column(s) backward. n defaults to 1.
CSI n E	CNL	Cursor Next Line	Moves the cursor to the beginning of n line(s) down. n defaults to 1.
CSI n F	CPL	Cursor Previous Line	Moves the cursor to the beginning of n line(s) up. n defaults to 1.
CSI n G	CHA	Cursor Horizontal Absolute	Moves the cursor to column n. n defaults to 1.
CSI m ; n H	CUP	Cursor Position	Moves the cursor to row m column n. m and n defaults to 1.
CSI n I	CHT	Cursor Horizontal Forward Tabulation	Moves the cursor n tab(s) forward. n defaults to 1.
CSI n J	ED	Erase in Display	[n = 0] Erases characters from the cursor to the end of the screen. [n = 1] Erases characters from the beginning of the screen to the cursor. [n = 2] Erases all characters in the screen. n defaults to 0.
CSI n K	EL	Erase in Line	[n = 0] Erases characters from the cursor to the end of the line. [n = 1] Erases characters from the beginning of the line to the cursor. [n = 2] Erases all characters in the line. n defaults to 0.
CSI n Z	CBT	Cursor Backward Tabulation	Moves the cursor n tab(s) backward. n defaults to 1.

There is no documentation for this package.

Path	Synopsis
escapefilter