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dotfiles/themes/brethil.zsh-theme
2023-12-21 16:09:43 +01:00

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# vim:ft=zsh ts=2 sw=2 sts=2
# brethil oh-my-zsh theme
# See "EXPANSION OF PROMPT SEQUENCES" in `man zshmisc`
# Note: Most of the expansions/color sequences can be tested using `print -P`
function user_prompt(){
# prints hostname on an orange background if on an ssh connection, adds username if root
local user='%(!.%K{160}%F{255}%B%n%b%k%f.)' # prints 'root' on a red background if user is root
local host='%K{202}%B%F{255}%m%f%k%b' # bold host name on an orange background
local open_bracket='%(!.[.)'
local close_bracket='%(!.].)'
local at='%(!.@.)'
if [[ -n $SSH_CONNECTION ]]; then
echo "${open_bracket}${user}${at}${host}${close_bracket}"
else
echo "${open_bracket}${user}${close_bracket}"
fi
}
function job_prompt() {
# Shows jobs number on an orange background if there are background jobs
echo "%(1j.%B%K{202}%F{220} %j %k%b.)"
}
function shlvl_prompt() {
# Shows SHLVL on a magenta background if SHLVL > 1 (2 if in a tmux session)
if [[ -z "$TMUX" ]]; then
echo "%(2L.%K{161}%F{255}%B %L %f%b%k.)"
else
echo "%(3L.%K{161}%F{255}%B $((SHLVL-1)) %f%b%k.)"
fi
}
function path_prompt(){
# Shows last 3 items in path if there are more than 4
echo "[%F{green}%(4~:…/%3~:%~)%f]"
}
# PREFIX/SUFFIX are added before/after `git_prompt_info`
ZSH_THEME_GIT_PROMPT_PREFIX="%f%{$fg[yellow]%} "
ZSH_THEME_GIT_PROMPT_SUFFIX="%{$reset_color%}"
ZSH_THEME_GIT_PROMPT_DIRTY=" %{$fg[white]%}%{$fg[red]%}x%{$reset_color%}"
ZSH_THEME_GIT_PROMPT_CLEAN=" %{$fg[white]%}%{$fg[green]%}√%{$reset_color%}"
# The following are part of `git_prompt_status`
# Rules:
# ? : untracked
# * : modified
# + : added
# $ : stashed
ZSH_THEME_GIT_PROMPT_STASHED="%B%F{32}$%b%f" # blue
# ZSH_THEME_GIT_PROMPT_MODIFIED="%{$fg[red]%}✗ " # this is equivalent to DIRTY, if DISABLE_UNTRACKED_FILES_DIRTY is set
ZSH_THEME_GIT_PROMPT_ADDED="%B%F{34}+%b%f" # green
ZSH_THEME_GIT_PROMPT_UNTRACKED="%B%F{red}?%b%f" # red
# The following are part of `git_remote_status`
# ZSH_THEME_GIT_PROMPT_EQUAL_REMOTE="%{$fg[green]%}="
ZSH_THEME_GIT_PROMPT_AHEAD_REMOTE=">"
ZSH_THEME_GIT_PROMPT_BEHIND_REMOTE="<"
ZSH_THEME_GIT_PROMPT_DIVERGED_REMOTE="<>"
function virtualenv_info {
[ -z "$VIRTUAL_ENV" ] && return
local BOLD_PURPLE='%B%F{5}'
local CLEAR='%f%b'
local venv
venv="$(basename "$VIRTUAL_ENV")"
if [[ "$venv" == ".venv" ]]; then
venv="$(basename $(dirname "$VIRTUAL_ENV") )"
fi
echo -n " $BOLD_PURPLE<$venv>$CLEAR "
}
function git_prompt() {
# prints git info if in a git repo
if ! git rev-parse --git-dir &>/dev/null; then
return
fi
echo " $(git_prompt_info) |$(git_prompt_status)$(git_remote_status)"
}
function return_code_RPS1() {
# red status code if last exit code is non-zero
echo "%(?..%B%F{88}-$?-%f%b)"
}
function prompt_with_previous_return_status() {
local success="%B%F{28} →%f%b"
local failure="%B%{$fg[red]%} x%b%{$reset_color%}"
echo "%(?:$success:$failure)"
}
function prompt_too_long(){
# prints a newline if more than $COLUMNS/2 characters have been printed
local newline=$'\n'
echo "%-$((COLUMNS/2))(l..${newline})"
}
## oh-my-zsh vi-mode plugins indicators:
export MODE_INDICATOR="[%B%K{red}nav%k%b]" # red background
export INSERT_MODE_INDICATOR="[%B%K{28}ins%k%b]" # green background
PROMPT='$(virtualenv_info)$(user_prompt)$(path_prompt)$(git_prompt)$(job_prompt)$(shlvl_prompt)$(prompt_too_long)$(prompt_with_previous_return_status) '
# Right prompt is just return code and time
RPS1='$(return_code_RPS1)$(vi_mode_prompt_info)[%*]'