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dotfiles/common/fish/prompt.fish
2022-10-20 20:51:05 -05:00

100 lines
1.9 KiB
Fish

set MAX_PATH_PIECE_CHARS 3
function get_hostname
has_command hostname && hostname || cat /etc/hostname
end
function fish_greeting
set_color -b normal brblack
printf "%s@%s %s\n" $USER (get_hostname) (date)
end
function preprocess_pwd
test (pwd) = / && echo "/" && return 1
test (pwd) = $NICE_HOME && echo "~" && return 0
pwd | cut -c2- | \
awk '{n=split($0,p,"/");for(i=1;i<=n;i++){if(i==n){printf "/%s",p[i]}else{printf "/%.'$MAX_PATH_PIECE_CHARS[1]'s",p[i]}}}'
end
function _maybe_sudo_prefix
if set -q SUDO_USER
set_color -b yellow black
printf " SUDO "
set_color -b normal normal
printf " "
end
end
function _user_and_host
if test $argv[1] -eq 0
set_color -b normal blue
else
set_color -b normal red
end
printf "$USER@$hostname"
end
function _cur_work_dir
set_color -b normal magenta
printf " %s" (preprocess_pwd)
end
function _last_cmd_duration
set_color -b normal green
set -q CMD_DURATION && printf " %dms" $CMD_DURATION
end
function _maybe_jobs_summary
if jobs -q
set_color -b normal cyan
printf " &%d" (jobs -p | wc -l)
end
end
function _user_prompt
printf "\n"
set_color brblack
if test (id -u) -eq 0
printf '# '
else
printf '$ '
end
set_color -b normal normal
end
function _maybe_git_summary
set_color -b normal yellow
set cur_sha (git rev-parse --short HEAD 2>/dev/null)
if test $status = 0
set num_changes (git status --porcelain | wc -l | string trim)
if test $num_changes = 0
set num_changes "✔"
else
set num_changes "+$num_changes"
end
printf " %s %s %s" (git branch --show-current) $cur_sha $num_changes
end
end
function _prompt_prefix
set_color -b normal brblack
printf "# "
end
function fish_prompt
set last_cmd_status $status
_prompt_prefix
_maybe_sudo_prefix
_user_and_host $last_cmd_status
_cur_work_dir
_maybe_git_summary
_last_cmd_duration
_maybe_jobs_summary
_user_prompt
end
function fish_mode_prompt; end
function fish_right_prompt
end