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# Pure
# by Sindre Sorhus
# https://github.com/sindresorhus/pure
# MIT License
# For my own and others sanity
# git:
# %b => current branch
# %a => current action (rebase/merge)
# prompt:
# %F => color dict
# %f => reset color
# %~ => current path
# %* => time
# %n => username
# %m => shortname host
# %(?..) => prompt conditional - %(condition.true.false)
# fastest possible way to check if repo is dirty
prompt_pure_git_dirty() {
# check if we're at the top level of a git repo
[[ -d .git ]] || return
# check if it's dirty
command git diff --quiet --ignore-submodules HEAD &>/dev/null
(($? == 1)) && echo '*'
}
# displays the exec time of the last command if set threshold was exceeded
prompt_pure_cmd_exec_time() {
local stop=`date +%s`
local start=${cmd_timestamp:-$stop}
integer elapsed=$stop-$start
(($elapsed > ${PURE_CMD_MAX_EXEC_TIME:=5})) && echo ${elapsed}s
}
prompt_pure_preexec() {
cmd_timestamp=`date +%s`
# shows the current dir and executed command in the title when a process is active
print -Pn "\e]0;$PWD:t: $2\a"
}
prompt_pure_precmd() {
# shows the full path in the title
print -Pn '\e]0;%~\a'
# git info
vcs_info
print -P '\n%F{blue}%~%F{8}$vcs_info_msg_0_`prompt_pure_git_dirty` $prompt_pure_username%f %F{yellow}`prompt_pure_cmd_exec_time`%f'
# reset value since `preexec` isn't always triggered
unset cmd_timestamp
}
prompt_pure_setup() {
prompt_opts=(cr subst percent)
autoload -Uz add-zsh-hook
autoload -Uz vcs_info
add-zsh-hook precmd prompt_pure_precmd
add-zsh-hook preexec prompt_pure_preexec
zstyle ':vcs_info:*' enable git
zstyle ':vcs_info:git*' formats ' %b'
zstyle ':vcs_info:git*' actionformats ' %b|%a'
# show username@host if logged in through SSH
[[ "$SSH_CONNECTION" != '' ]] && prompt_pure_username='%n@%m '
# prompt turns red if the previous command didn't exit with 0
PROMPT='%(?.%F{magenta}.%F{red})❯%f '
}
prompt_pure_setup "$@"
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