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powerlevel10k/functions/colors.zsh

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# vim:ft=zsh ts=2 sw=2 sts=2 et fenc=utf-8
################################################################
# Color functions
# This file holds some color-functions for
# the powerlevel9k-ZSH-theme
# https://github.com/bhilburn/powerlevel9k
################################################################
# Get numerical color codes. That way we translate ANSI codes
# into ZSH-Style color codes.
function getColorCode() {
# Check if given value is already numerical
if [[ "$1" = <-> ]]; then
# ANSI color codes distinguish between "foreground"
# and "background" colors. We don't need to do that,
# as ZSH uses a 256 color space anyway.
if [[ "$1" = <8-15> ]]; then
echo $(($1 - 8))
else
echo "$1"
fi
else
typeset -A codes
codes=(
'black' '000'
'red' '001'
'green' '002'
'yellow' '003'
'blue' '004'
'magenta' '005'
'cyan' '006'
'white' '007'
)
# Strip eventual "bg-" prefixes
1=${1#bg-}
# Strip eventual "fg-" prefixes
1=${1#fg-}
# Strip eventual "br" prefixes ("bright" colors)
1=${1#br}
echo $codes[$1]
fi
}
# Check if two colors are equal, even if one is specified as ANSI code.
function isSameColor() {
if [[ "$1" == "NONE" || "$2" == "NONE" ]]; then
return 1
fi
local color1=$(getColorCode "$1")
local color2=$(getColorCode "$2")
return $(( color1 != color2 ))
}