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#!/bin/sh
# utility library functions
hex_to_rgb_array() { pastel format rgb "$1" | cut -c4- | tr '()' '[]' ; }
mix_rgb() { pastel mix --colorspace=RGB --fraction="$3" "$1" "$2" | pastel format hex ; }
getvar() {
key="$1"
eval "printf '%s' \"\$$key\""
}
setvar() {
key="$1"
value="$2"
eval "$key='$(printf '%s' "$value")'"
}
themevar() {
key="$1"
if [ $# -eq 1 ] ; then
value="$(getvar "$key")"
else
value="$2"
setvar "$key" "$value"
fi
vars="$vars
$(printf "export %s='%s'" "$key" "$value")"
eval "export $key"
}
mkcd() {
mkdir -p "$1"
cd "$1"
}
respawn_daemon() {
killall -q "$1" && fork "$@"
}
silent_fail_if_no_commmand() {
for name in "$@" ; do
[ -z "$(command -v "$name")" ] && exit
done
}
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