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tree)
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# Complete calls to keep() with variables and functions, or if -d is given with
# stuff that's already kept
_keep() {
# Default is to complete with function and variable names
local mode
mode=names
# Iterate through the words up to the previous word to figure out how to
# complete this one
local i
for ((i = 0; i < COMP_CWORD; i++)) ; do
case ${COMP_WORDS[i]} in
--)
mode=names
break
;;
-d)
mode=kept
break
;;
esac
done
# Complete with appropriate mode
case $mode in
names)
local word
while IFS= read -r word ; do
[[ -n $word ]] || continue
COMPREPLY[${#COMPREPLY[@]}]=$word
done < <(compgen -A function -A variable \
-- "${COMP_WORDS[COMP_CWORD]}")
;;
kept)
local word
while IFS= read -r word ; do
[[ -n $word ]] || continue
COMPREPLY[${#COMPREPLY[@]}]=$word
done < <(
shopt -s dotglob nullglob
# Make globbing case-insensitive if appropriate; is there a cleaner way
# to find this value?
while read -r _ option value ; do
case $option in
(completion-ignore-case)
case $value in
(on)
shopt -s nocaseglob
break
;;
esac
;;
esac
done < <(bind -v)
keep=${BASHKEEP:-"$HOME"/.bashkeep.d}
declare -a keeps
keeps=("$keep"/"${COMP_WORDS[COMP_CWORD]}"*.bash)
keeps=("${keeps[@]##*/}")
keeps=("${keeps[@]%.bash}")
if ((${#keeps[@]})) ; then
printf '%s\n' "${keeps[@]}"
else
printf '\n'
fi
)
;;
esac
}
complete -F _keep keep
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