Created
September 9, 2015 22:32
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Pretty bash command prompt that supports GIT and Python virtual environments. Screenshot: http://i.imgur.com/qP6VFgh.png Copy/paste into your ~/.bashrc
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# colorize some commands | |
export CLICOLOR=1 | |
export LSCOLORS=gxBxhxDxfxhxhxhxhxcxcx | |
# defs for prompt... | |
RED="\[\033[0;31m\]" | |
PINK="\[\033[1;31m\]" | |
YELLOW="\[\033[1;33m\]" | |
GREEN="\[\033[0;32m\]" | |
LT_GREEN="\[\033[1;32m\]" | |
BLUE="\[\033[0;34m\]" | |
WHITE="\[\033[1;37m\]" | |
PURPLE="\[\033[1;35m\]" | |
CYAN="\[\033[1;36m\]" | |
BROWN="\[\033[0;33m\]" | |
COLOR_NONE="\[\033[0m\]" | |
LIGHTNING_BOLT="⚡" | |
UP_ARROW="↑" | |
DOWN_ARROW="↓" | |
UD_ARROW="↕" | |
FF_ARROW="→" | |
RECYCLE="♺" | |
MIDDOT="•" | |
PLUSMINUS="±" | |
# prompt | |
function parse_git_branch { | |
branch_pattern="^On branch ([^${IFS}]*)" | |
remote_pattern_ahead="Your branch is ahead of" | |
remote_pattern_behind="Your branch is behind" | |
remote_pattern_ff="Your branch (.*) can be fast-forwarded." | |
diverge_pattern="Your branch and (.*) have diverged" | |
git_status="$(git status 2> /dev/null)" | |
if [[ ! ${git_status} =~ ${branch_pattern} ]]; then | |
# Rebasing? | |
toplevel=$(git rev-parse --show-toplevel 2> /dev/null) | |
[[ -z "$toplevel" ]] && return | |
[[ -d "$toplevel/.git/rebase-merge" || -d "$toplevel/.git/rebase-apply" ]] && { | |
sha_file="$toplevel/.git/rebase-merge/stopped-sha" | |
[[ -e "$sha_file" ]] && { | |
sha=`cat ${sha_file}` | |
} | |
echo "${PINK}(rebase in progress)${COLOR_NONE} ${sha}" | |
} | |
return | |
fi | |
branch=${BASH_REMATCH[1]} | |
# Dirty? | |
if [[ ! ${git_status} =~ "working directory clean" ]]; then | |
[[ ${git_status} =~ "modified:" ]] && { | |
git_is_dirty="${RED}${LIGHTNING_BOLT}" | |
} | |
[[ ${git_status} =~ "Untracked files" ]] && { | |
git_is_dirty="${git_is_dirty}${WHITE}${MIDDOT}" | |
} | |
[[ ${git_status} =~ "new file:" ]] && { | |
git_is_dirty="${git_is_dirty}${LT_GREEN}+" | |
} | |
[[ ${git_status} =~ "deleted:" ]] && { | |
git_is_dirty="${git_is_dirty}${RED}-" | |
} | |
[[ ${git_status} =~ "renamed:" ]] && { | |
git_is_dirty="${git_is_dirty}${YELLOW}→" | |
} | |
fi | |
# Are we ahead of, beind, or diverged from the remote? | |
if [[ ${git_status} =~ ${remote_pattern_ahead} ]]; then | |
remote="${YELLOW}${UP_ARROW}" | |
elif [[ ${git_status} =~ ${remote_pattern_ff} ]]; then | |
remote_ff="${WHITE}${FF_ARROW}" | |
elif [[ ${git_status} =~ ${remote_pattern_behind} ]]; then | |
remote="${YELLOW}${DOWN_ARROW}" | |
elif [[ ${git_status} =~ ${diverge_pattern} ]]; then | |
remote="${YELLOW}${UD_ARROW}" | |
fi | |
echo "${remote}${remote_ff}${GREEN}(${branch})${COLOR_NONE}${git_is_dirty}${COLOR_NONE}" | |
} | |
function set_prompt { | |
git_prompt="$(parse_git_branch)" | |
if [ ! -z $VIRTUAL_ENV ]; then | |
venv_name="<${CYAN}venv:${VIRTUAL_ENV##*/}${COLOR_NONE}> " # last folder's name in a directory path | |
else | |
venv_name="" | |
fi | |
export PS1="${venv_name}\[\e[1m\][\w]\[\e[0m\] ${git_prompt}${COLOR_NONE}\n\[\e[1m\]\$\[\e[0m\] " | |
} | |
export PROMPT_COMMAND=set_prompt | |
# aliases | |
alias ..='cd ..' # Go up one directory | |
alias ...='cd ../..' # Go up two directories | |
alias s='git status' | |
alias gc='git commit' |
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