# bash_prompt

# you'll have to add this code to ~/.bashrc

# The various escape codes that we can use to color our prompt.

        RED="\[\033[0;31m\]"

     YELLOW="\[\033[1;33m\]"

      GREEN="\[\033[0;32m\]"

       BLUE="\[\033[1;34m\]"

  LIGHT_RED="\[\033[1;31m\]"

LIGHT_GREEN="\[\033[1;32m\]"

      WHITE="\[\033[1;37m\]"

 LIGHT_GRAY="\[\033[0;37m\]"

 COLOR_NONE="\[\e[0m\]"

 # Detect whether the current directory is a git repository.

 function is_git_repository {

   git branch > /dev/null 2>&1

 }

 function set_git_branch {

   # Set the final branch string

   BRANCH=`parse_git_branch`

   # local TIME=`fmt_time` # format time for prompt string

 }

 function parse_git_branch() {

   git branch 2> /dev/null | sed -e '/^[^*]/d' -e "s/* \(.*\)/\1$(parse_git_dirty)/"

 }

 function parse_git_dirty() {

   [[ $(git status 2> /dev/null | tail -n1) != *"working directory clean"* ]] && echo "*"

 }

#  fmt_time () { #format time just the way I likes it

#      if [ `date +%p` = "PM" ]; then

#          meridiem="pm"

#      else

#          meridiem="am"

#      fi

#      date +"%l:%M:%S$meridiem"|sed 's/ //g'

#  }

 # Return the prompt symbol to use, colorized based on the return value of the

 # previous command.

 function set_prompt_symbol () {

   if test $1 -eq 0 ; then

       PROMPT_SYMBOL="\$"

   else

       PROMPT_SYMBOL="${LIGHT_RED}\$${COLOR_NONE}"

   fi

 }

 # Determine active Python virtualenv details.

 function set_virtualenv () {

   if test -z "$VIRTUAL_ENV" ; then

       PYTHON_VIRTUALENV=""

   else

       PYTHON_VIRTUALENV="${BLUE}[`basename \"$VIRTUAL_ENV\"`]${COLOR_NONE} "

   fi

 }

 # Set the full bash prompt.

 function set_bash_prompt () {

   # Set the PROMPT_SYMBOL variable. We do this first so we don't lose the

   # return value of the last command.

   set_prompt_symbol $?

   # Set the PYTHON_VIRTUALENV variable.

   set_virtualenv

   # Set the BRANCH variable.

   if is_git_repository ; then

     set_git_branch

   else

     BRANCH=''

   fi

   # Set the bash prompt variable.

   PS1="${PYTHON_VIRTUALENV}${YELLOW}\w${LIGHT_GREEN} (${BRANCH})${LIGHT_RED}${PROMPT_SYMBOL}${COLOR_NONE} "

 }

 # Tell bash to execute this function just before displaying its prompt.

 PROMPT_COMMAND=set_bash_prompt