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Manual Pages  — COLOR.LUA

NAME

color.lua – FreeBSD color module

CONTENTS

DESCRIPTION

color.lua contains functionality for working with colors.

Before using the functionality provided by color.lua, it must be included with a statement such as the following:

    local color = require("color")

The following color constants are exported from color.lua:
color.BLACK
color.RED
color.GREEN
color.YELLOW
color.BLUE
color.MAGENTA
color.CYAN
color.WHITE
 

The following attribute constants are exported from color.lua:
color.DEFAULT
color.BRIGHT
color.DIM
 

The following functions are exported from color.lua:
color.isEnabled()
  Returns True if loader(8) has been configured to not allow color, False otherwise. This checks the loader_color loader.conf(5) variable, along with core.isSerialBoot().
color.escapefg(color_value)
  Returns the escape sequence that encodes color_value as a foreground color. color.escapefg() returns an empty string if color is disabled.
color.resetfg()
  Returns the escape sequence for the default foreground color. color.resetfg() returns an empty string if color is disabled.
color.escapebg(color_value)
  Returns the escape sequence that encodes color_value as a background color. color.escapebg() returns an empty string if color is disabled.
color.resetbg()
  Returns the escape sequence for the default background color. color.resetbg() returns an empty string if color is disabled.
color.escape(fg_color, bg_color, attribute)
  Returns an escape sequence that encodes fg_color as the foreground color, bg_color as the background color, and attribute applied. color.escape() returns an empty string if color is disabled.
color.default()
  Returns the escape sequence for the default color scheme, white on black with no attributes applied. color.default() returns an empty string if color is disabled.
color.highlight(str)
  Returns str with the color.BRIGHT attribute applied before it and reset after it. color.highlight() returns str if color is disabled.

SEE ALSO

screen.lua(8)

AUTHORS

The color.lua file was originally written by Pedro Souza <Mt pedrosouza@FreeBSD.org>. Later work and this manual page was done by Kyle Evans <Mt kevans@FreeBSD.org>.

COLOR.LUA (8) August 19, 2018

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