62 lines
1.6 KiB
Bash
62 lines
1.6 KiB
Bash
# history select - search history and insert into prompt
|
|
# C-r: open history selector, type to filter, C-n/C-p to move, Enter to insert
|
|
|
|
histselect() {
|
|
local lines=("${(@f)$(fc -l -n -r 1 | awk '!seen[$0]++')}")
|
|
[[ ${#lines} -eq 0 ]] && return
|
|
local query="" cursor=1 selected=""
|
|
while true; do
|
|
local filtered=()
|
|
for l in "${lines[@]}"; do
|
|
local match=1
|
|
for word in ${(s: :)query}; do
|
|
[[ "${l:l}" != *"${word:l}"* ]] && match=0 && break
|
|
done
|
|
[[ $match -eq 1 ]] && filtered+=("$l")
|
|
done
|
|
[[ $cursor -gt ${#filtered} ]] && cursor=${#filtered}
|
|
[[ $cursor -lt 1 ]] && cursor=1
|
|
clear
|
|
echo "hist> $query"
|
|
local i=1
|
|
for l in "${filtered[@]}"; do
|
|
if [[ $i -eq $cursor ]]; then
|
|
printf "\e[7m %s\e[0m\n" "$l"
|
|
else
|
|
printf " %s\n" "$l"
|
|
fi
|
|
((i++))
|
|
[[ $i -gt 20 ]] && break
|
|
done
|
|
read -k1 key 2>/dev/null
|
|
if [[ "$key" == $'\x1b' ]]; then
|
|
read -k1 -t 0.1 k2 2>/dev/null
|
|
if [[ "$k2" == "[" ]]; then
|
|
read -k1 -t 0.1 k3 2>/dev/null
|
|
case "$k3" in
|
|
A) ((cursor--)) ;;
|
|
B) ((cursor++)) ;;
|
|
esac
|
|
continue
|
|
else
|
|
break
|
|
fi
|
|
fi
|
|
case "$key" in
|
|
$'\n'|$'\r') [[ ${#filtered} -gt 0 ]] && selected="${filtered[$cursor]}"; break ;;
|
|
$'\x0e') ((cursor++)) ;; # C-n
|
|
$'\x10') ((cursor--)) ;; # C-p
|
|
$'\x7f'|$'\b') query="${query%?}"; cursor=1 ;;
|
|
*) query+="$key"; cursor=1 ;;
|
|
esac
|
|
done
|
|
clear
|
|
if [[ -n "$selected" ]]; then
|
|
BUFFER="$selected"
|
|
CURSOR=${#BUFFER}
|
|
fi
|
|
zle reset-prompt
|
|
}
|
|
zle -N histselect
|
|
bindkey '^r' histselect
|