diff --git a/zsh/.stow-local-ignore b/zsh/.stow-local-ignore index 435237a..dc5bd79 100644 --- a/zsh/.stow-local-ignore +++ b/zsh/.stow-local-ignore @@ -5,6 +5,9 @@ .zprofile .zshenv +gitalias.zsh +agnoster.zsh-theme + .zcompdump .zcompdump.zwc .zhistory diff --git a/zsh/agnoster.zsh-theme b/zsh/agnoster.zsh-theme new file mode 100644 index 0000000..beb540f --- /dev/null +++ b/zsh/agnoster.zsh-theme @@ -0,0 +1,167 @@ +# vim:ft=zsh ts=2 sw=2 sts=2 +# +# agnoster's Theme - https://gist.github.com/3712874 +# A Powerline-inspired theme for ZSH +# +# # README +# +# In order for this theme to render correctly, you will need a +# [Powerline-patched font](https://gist.github.com/1595572). +# +# In addition, I recommend the +# [Solarized theme](https://github.com/altercation/solarized/) and, if you're +# using it on Mac OS X, [iTerm 2](http://www.iterm2.com/) over Terminal.app - +# it has significantly better color fidelity. +# +# # Goals +# +# The aim of this theme is to only show you *relevant* information. Like most +# prompts, it will only show git information when in a git working directory. +# However, it goes a step further: everything from the current user and +# hostname to whether the last call exited with an error to whether background +# jobs are running in this shell will all be displayed automatically when +# appropriate. + +### Segment drawing +# A few utility functions to make it easy and re-usable to draw segmented prompts + +CURRENT_BG='NONE' +if [[ -z "$PRIMARY_FG" ]]; then + PRIMARY_FG=black +fi + +# Characters +SEGMENT_SEPARATOR="\ue0b0" +PLUSMINUS="\uf067" +BRANCH="\ue0a0" +DETACHED="\u27a6" +CROSS="\u2718" +LIGHTNING="\u26a1" +GEAR="\u2699" + +# 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 != $CURRENT_BG ]]; then + print -n "%{$bg%F{$CURRENT_BG}%}$SEGMENT_SEPARATOR%{$fg%}" + else + print -n "%{$bg%}%{$fg%}" + fi + CURRENT_BG=$1 + [[ -n $3 ]] && print -n $3 +} + +# End the prompt, closing any open segments +prompt_end() { + if [[ -n $CURRENT_BG ]]; then + print -n "%{%k%F{$CURRENT_BG}%}$SEGMENT_SEPARATOR\n%{%k%F{white}%}$SEGMENT_SEPARATOR" + else + print -n "%{%k%}" + fi + print -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 [[ -n "$SSH_CONNECTION" ]]; then + prompt_segment $PRIMARY_FG default " %(!.%{%F{yellow}%}.)$user@m " + else + prompt_segment $PRIMARY_FG default " %(!.%{%F{yellow}%}.)$user " + fi +} + +# Git: branch/detached head, dirty status +prompt_git() { + local color ref + is_dirty() { + test -n "$(git status --porcelain --ignore-submodules)" + } + ref="$vcs_info_msg_0_" + if [[ -n "$ref" ]]; then + if is_dirty; then + color=yellow + ref="${ref} $PLUSMINUS" + else + color=green + ref="${ref} " + fi + if [[ "${ref/.../}" == "$ref" ]]; then + ref="$BRANCH $ref" + else + ref="$DETACHED ${ref/.../}" + fi + prompt_segment $color $PRIMARY_FG + print -n " $ref" + fi +} + +# Dir: current working directory +prompt_dir() { + prompt_segment blue $PRIMARY_FG ' %3~ ' +} + +# Status: +# - was there an error +# - am I root +# - are there background jobs? +prompt_status() { + local symbols + symbols=() + [[ $RETVAL -ne 0 ]] && symbols+="%{%F{red}%}$CROSS" + [[ $UID -eq 0 ]] && symbols+="%{%F{yellow}%}$LIGHTNING" + [[ $(jobs -l | wc -l) -gt 0 ]] && symbols+="%{%F{cyan}%}$GEAR" + + [[ -n "$symbols" ]] && prompt_segment $PRIMARY_FG default " $symbols " +} + +# Display current virtual environment +prompt_virtualenv() { + if [[ -n $VIRTUAL_ENV ]]; then + color=cyan + prompt_segment $color $PRIMARY_FG + print -Pn " $(basename $VIRTUAL_ENV) " + fi +} + +## Main prompt +prompt_agnoster_main() { + RETVAL=$? + CURRENT_BG='NONE' + prompt_status + prompt_context + prompt_virtualenv + prompt_dir + prompt_git + prompt_end +} + +prompt_agnoster_precmd() { + vcs_info + PROMPT='%{%f%b%k%}$(prompt_agnoster_main) ' +} + +prompt_agnoster_setup() { + autoload -Uz add-zsh-hook + autoload -Uz vcs_info + + prompt_opts=(cr subst percent) + + add-zsh-hook precmd prompt_agnoster_precmd + + zstyle ':vcs_info:*' enable git + zstyle ':vcs_info:*' check-for-changes false + zstyle ':vcs_info:git*' formats '%b' + zstyle ':vcs_info:git*' actionformats '%b (%a)' +} + +prompt_agnoster_setup "$@"