My fancy bash prompt

bash_prompt.sh

function prompt_command {
  local RED="\[\033[0;31m\]"
  local GREEN="\[\033[0;32m\]"
  local YELLOW="\[\033[0;33m\]"
  local BLUE="\[\033[0;34m\]"
  local MAGENTA="\[\033[0;35m\]"
  local CYAN="\[\033[0;36m\]"
  local CRESET="\[\033[0m\]"

  if git branch >/dev/null 2>/dev/null; then
    local PROMPTCHAR='±'
  else
    local PROMPTCHAR='\\$'
  fi

  local PROMPTNAME="${GREEN}\\u${BLUE}@${CYAN}\\h${CRESET} "

  ref=$(git symbolic-ref HEAD 2> /dev/null)
  if [[ -n $ref ]]; then
    gitstat=$(git status 2>/dev/null | grep '^\(Untracked\|Changes\|Changed but not updated:\)')
    if [[ $(echo "${gitstat}" | grep -c "^\(Changes to be committed:\|Changes not staged for commit:\)$") > 0 ]]; then
      local gitbang='!'
    fi
    if [[ $(echo "${gitstat}" | grep -c "^\(Untracked files:\|Changed but not updated:\)$") > 0 ]]; then
      local gitqmark='?'
    fi
    local PROMPTBRANCH="${BLUE}on $MAGENTA${ref#refs/heads/}$CYAN$gitbang$gitqmark$CRESET "
  fi

  f="${TMPDIR:-/tmp/}/drush-env/drush-drupal-site-$$"
  if [ -f $f ]; then
    local PROMPTDRUSH="${BLUE}using $RED$(cat "$f")$CRESET "
  fi

  export PS1="
${PROMPTNAME}${BLUE}at ${YELLOW}\w$CRESET ${PROMPTBRANCH}${PROMPTDRUSH}
 ${BLUE}${PROMPTCHAR}${CRESET} "
}

PROMPT_COMMAND=prompt_command

fancy-bash-prompt.png

seriously love this