Handy stuff in my .bashrc

.bashrc

# Taken from https://github.com/NotBobTheBuilder/dotfiles/blob/9dfb79548eab93c5b048b7ac535c53cee8db47f0/.bash_aliases
# Relies on .bash_colors also from the same file

IRed="\[\033[0;91m\]"         # Red
Green="\[\033[0;32m\]"        # Green
Color_Off="\[\033[0m\]"       # Text Reset

export PS1='${debian_chroot:+($debian_chroot)}\u@\h:\w$(git branch &>/dev/null;\
if [ $? -eq 0 ]; then \
  echo "$(echo `git status` | grep "Changes" > /dev/null 2>&1; \
  if [ "$?" -eq "0" ]; then \
    # @5 - Changes to working tree
    echo "'$IRed'"$(__git_ps1 " {%s}"); \
  else \
    # @4 - Clean repository - nothing to commit
    echo "'$Green'"$(__git_ps1 " (%s)"); \
  fi) '$Color_Off'\$ "; \
else \
  # @2 - Prompt when not in GIT repo
  echo " '$Color_Off'\$ "; \
fi)'

case "$TERM" in
xterm*|rxvt*)
    PS1="\[\e]0;${debian_chroot:+($debian_chroot)}\u@\h: \w\a\]$PS1"
    ;;
*)
    ;;
esac

Stolen from Jack Wearden who probably stole it from somewhere else. I've remove the requirement to have lots of colours defined, and also changed what it classifies as clean (untracked files won't make it "unclean").