.bashrc git aliases

.bashrc

#
# aliases 
#
alias pserv='python -m SimpleHTTPServer $*'
alias wget='wget --trust-server-names --no-check-certificate'
alias ls='LC_COLLATE=C ls -lFha --group-directories-first --color '
alias grep='grep --color=always'
alias less='less -R'

#st should be a function to pass args
st(){ sublime-text-2 $*
}


#  git aliases
alias glg="git log --graph --pretty=format:'%Cred%h%Creset -%C(yellow)%d%Creset %s %Cgreen(%cr) %C(bold blue)<%an>%Creset' --abbrev-commit --date=relative"
alias gst='git status'
alias gl='git pull'
alias gp='git push'
alias gc='git commit -v'
alias gca='git commit -v -a'
alias gb='git branch'
alias gco='git checkout'
alias gcob='git checkout -b'
alias glog='git log'
alias gd='git diff --color'
alias xephyrstart='Xephyr -ac -screen 1280x1024 -br -reset -terminate 2> /dev/null :1 &'

# git functions: aliases cannot have args
# alias gbd='git config branch.$0.description'
gbd(){ git config branch.$*.description 
}

#
# git whizzardry - http://www.opinionatedprogrammer.com/2011/01/colorful-bash-prompt-reflecting-git-status/
#
function _git_prompt() {
    local git_status="`git status -unormal 2>&1`"
    if ! [[ "$git_status" =~ Not\ a\ git\ repo ]]; then
        if [[ "$git_status" =~ nothing\ to\ commit ]]; then
            local ansi=42
        elif [[ "$git_status" =~ nothing\ added\ to\ commit\ but\ untracked\ files\ present ]]; then
            local ansi=43
        else
            local ansi=45
        fi
        if [[ "$git_status" =~ On\ branch\ ([^[:space:]]+) ]]; then
            branch=${BASH_REMATCH[1]}
            test "$branch" != master || branch=' '
        else
            # Detached HEAD.  (branch=HEAD is a faster alternative.)
            branch="(`git describe --all --contains --abbrev=4 HEAD 2> /dev/null ||
                echo HEAD`)"
        fi
        echo -n '\[\e[0;37;'"$ansi"';1m\]'"$branch"'\[\e[0m\] '
    fi
}
function _prompt_command() {
    PS1="`_git_prompt`"'\[\e[1;34m\]\w \$\[\e[0m\] '
}
PROMPT_COMMAND=_prompt_command
PROMPT_COMMAND="history -a; history -c; history -r; $PROMPT_COMMAND"