custom ubuntu bash prompt

.bashrc

# custom bash, copied from Vagabond box
bind 'set completion-ignore-case on'
GIT_PS1_SHOWDIRTYSTATE=1 # displays * or +
GIT_PS1_SHOWSTASHSTATE=1 # displays $
GIT_PS1_SHOWUNTRACKEDFILES=1 # displays %
GIT_PS1_SHOWUPSTREAM='auto' # displays <, >, <> or =
GIT_PS1_SHOWCOLORHINTS=1
GIT_PS1_DESCRIBE_STYLE='contains'
RESET="\[\033[0m\]"
GRAY="\[\033[38;5;248m\]"
YELLOW="\[\033[38;5;227m\]"
BOLD="\e[1m"
BEFORE_GIT_PS1="$GRAY\t $BOLD\u@\h:$RESET$YELLOW\w$RESET"
AFTER_GIT_PS1="$GRAY\n\! \$ $RESET"
GIT_PS1_CMD='__git_ps1 "$BEFORE_GIT_PS1" "$AFTER_GIT_PS1"'
PROMPT_COMMAND="$GIT_PS1_CMD"