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@wagoodman
Created June 29, 2017 00:13
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Sexy Minimal Bash Prompt theme for bash-it
# Sexy Bash Prompt, inspired by "Extravagant Zsh Prompt"
# Screenshot: http://cloud.gf3.ca/M5rG
# A big thanks to \amethyst on Freenode
if [[ $COLORTERM = gnome-* && $TERM = xterm ]] && infocmp gnome-256color >/dev/null 2>&1; then export TERM=gnome-256color
elif [[ $TERM != dumb ]] && infocmp xterm-256color >/dev/null 2>&1; then export TERM=xterm-256color
fi
if tput setaf 1 &> /dev/null; then
if [[ $(tput colors) -ge 256 ]] 2>/dev/null; then
MAGENTA=$(tput setaf 9)
ORANGE=$(tput setaf 172)
GREEN=$(tput setaf 190)
PURPLE=$(tput setaf 141)
WHITE=$(tput setaf 0)
else
MAGENTA=$(tput setaf 5)
ORANGE=$(tput setaf 4)
GREEN=$(tput setaf 2)
PURPLE=$(tput setaf 1)
WHITE=$(tput setaf 7)
fi
BOLD=$(tput bold)
RESET=$(tput sgr0)
else
MAGENTA="\033[1;31m"
ORANGE="\033[1;33m"
GREEN="\033[1;32m"
PURPLE="\033[1;35m"
WHITE="\033[1;37m"
BOLD=""
RESET="\033[m"
fi
parse_git_dirty () {
[[ $(git status 2> /dev/null | tail -n1 | cut -c 1-17) != "nothing to commit" ]] && echo "*"
}
parse_git_branch () {
git branch --no-color 2> /dev/null | sed -e '/^[^*]/d' -e "s/* \(.*\)/\1$(parse_git_dirty)/"
}
# drops first portion of a path $1 if length is greater than $2
function __droppath () {
if [[ ${#1} -gt $2 ]]; then
p=$1
while [ ${#p} -gt $2 ]; do
p="/"$(echo "$p"|cut -d"/" -f3-)
done
echo "..."$p
else
echo $1
fi
}
function prompt_command() {
PS1="\[${BOLD}\]\[$GREEN\]\$(__droppath '\w' 30)\[$WHITE\]\$([[ -n \$(git branch 2> /dev/null) ]] && echo \" on \")\[$PURPLE\]\$(parse_git_branch)\[$WHITE\] > $ \[$RESET\]"
}
PROMPT_COMMAND=prompt_command
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