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My ZSH theme
# vim:ft=zsh ts=2 sw=2 sts=2
#
# Based on Agnoster's Theme — https://gist.github.com/3712874
# A Powerline-inspired theme for ZSH
#
# [Powerline-patched font](https://github.com/Lokaltog/powerline-fonts)
# [Solarized theme](https://github.com/altercation/solarized/)
# [iTerm 2](http://www.iterm2.com/)
### Segment drawing
# A few utility functions to make it easy and re-usable to draw segmented prompts
CURRENT_BG='NONE'
SEGMENT_SEPARATOR=''
RESET="%{$reset_color%}"
SOLAR_YELLOW="$FG[136]"
SOLAR_ORANGE="$FG[166]"
SOLAR_GREEN="$FG[064]"
SOLAR_WHITE="$FG[254]"
ZSH_THEME_NVM_PROMPT_PREFIX=""
ZSH_THEME_NVM_PROMPT_SUFFIX=""
# Begin a segment
# Takes two arguments, background and foreground. Both can be omitted,
# rendering default background/foreground.
prompt_segment() {
local bg fg
[[ -n $1 ]] && bg="%K{$1}" || bg="%k"
[[ -n $2 ]] && fg="%F{$2}" || fg="%f"
if [[ $CURRENT_BG != 'NONE' && $1 != $CURRENT_BG ]]; then
echo -n " %{$bg%F{$CURRENT_BG}%}$SEGMENT_SEPARATOR%{$fg%} "
else
echo -n "%{$bg%}%{$fg%} "
fi
CURRENT_BG=$1
[[ -n $3 ]] && echo -n $3
}
# End the prompt, closing any open segments
prompt_end() {
if [[ -n $CURRENT_BG ]]; then
echo -n " %{%k%F{$CURRENT_BG}%}$SEGMENT_SEPARATOR"
else
echo -n "%{%k%}"
fi
echo -n "%{%f%}"
CURRENT_BG=''
}
### Prompt components
# Each component will draw itself, and hide itself if no information needs to be shown
# Context: user@hostname (who am I and where am I)
prompt_context() {
local user=`whoami`
if [[ "$user" != "$DEFAULT_USER" || -n "$SSH_CLIENT" ]]; then
prompt_segment black default "%(!.%{%F{yellow}%}.)$SOLAR_ORANGE$user$SOLAR_WHITE@$SOLAR_YELLOW%m"
fi
}
# Git: branch/detached head, dirty status
prompt_git() {
local ref dirty mode repo_path
repo_path=$(git rev-parse --git-dir 2>/dev/null)
if $(git rev-parse --is-inside-work-tree >/dev/null 2>&1); then
dirty=$(parse_git_dirty)
ref=$(git symbolic-ref HEAD 2> /dev/null) || ref="$(git show-ref --head -s --abbrev |head -n1 2> /dev/null)"
if [[ -n $dirty ]]; then
prompt_segment yellow black
else
prompt_segment green black
fi
if [[ -e "${repo_path}/BISECT_LOG" ]]; then
mode=" <B>"
elif [[ -e "${repo_path}/MERGE_HEAD" ]]; then
mode=" >M<"
elif [[ -e "${repo_path}/rebase" || -e "${repo_path}/rebase-apply" || -e "${repo_path}/rebase-merge" || -e "${repo_path}/../.dotest" ]]; then
mode=" >R>"
fi
setopt promptsubst
autoload -Uz vcs_info
zstyle ':vcs_info:*' enable git
zstyle ':vcs_info:*' get-revision true
zstyle ':vcs_info:*' check-for-changes true
zstyle ':vcs_info:*' stagedstr ''
zstyle ':vcs_info:git:*' unstagedstr ''
zstyle ':vcs_info:*' formats ' %u%c'
zstyle ':vcs_info:*' actionformats ' %u%c'
vcs_info
echo -n "${ref/refs\/heads\// }${vcs_info_msg_0_%% }${mode}"
fi
}
# Dir: current working directory
prompt_dir() {
prompt_segment blue black '%~'
}
# Virtualenv: current working virtualenv
prompt_virtualenv() {
local virtualenv_path="$VIRTUAL_ENV"
if [[ -n $virtualenv_path && -n $VIRTUAL_ENV_DISABLE_PROMPT ]]; then
prompt_segment blue black "(`basename $virtualenv_path`)"
fi
}
# Status:
# - was there an error
# - am I root
# - are there background jobs?
prompt_status() {
local symbols
symbols=()
[[ $RETVAL -ne 0 ]] && symbols+="%{%F{red}%}✘"
[[ $UID -eq 0 ]] && symbols+="%{%F{yellow}%}⚡"
[[ $(jobs -l | wc -l) -gt 0 ]] && symbols+="%{%F{cyan}%}⚙"
[[ -n "$symbols" ]] && prompt_segment black default "$symbols"
}
## Main prompt
build_prompt() {
RETVAL=$?
prompt_status
prompt_virtualenv
prompt_context
prompt_dir
prompt_git
prompt_end
}
PROMPT="%{%f%b%k%}$(build_prompt) "
RPROMPT='$SOLAR_GREEN$(nvm_prompt_info)$RESET'
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