Handy Git stuff

gistfile1.sh

# git shell stuff of awesomeness                                                                                                     
# do cool color things with the shell line                                                                                           
c_cyan=`tput setaf 6`                                                                                                                
c_red=`tput setaf 1`                                                                                                                 
c_green=`tput setaf 2`                                                                                                               
c_sgr0=`tput sgr0`                                                                                                                   
                                                                                                                                     
parse_git_branch ()                                                                                                                  
{                                                                                                                                    
  if /usr/bin/git rev-parse --git-dir >/dev/null 2>&1                                                                                
  then                                                                                                                               
          gitver=$(/usr/bin/git branch 2>/dev/null| sed -n '/^\*/s/^\* //p')                                                         
  else                                                                                                                               
          return 0                                                                                                                   
  fi                                                                                                                                 
  echo -e $gitver                                                                                                                    
}                                                                                                                                    
                                                                                                                                     
branch_color ()                                                                                                                      
{                                                                                                                                    
        if /usr/bin/git rev-parse --git-dir >/dev/null 2>&1                                                                          
        then                                                                                                                         
                color=""                                                                                                             
                if /usr/bin/git diff --quiet 2>/dev/null >&2                                                                         
                then                                                                                                                 
                        color="${c_green}"                                                                                           
                else                                                                                                                 
                        color=${c_red}                                                                                               
                fi                                                                                                                   
        else                                                                                                                         
                return 0                                                                                                             
        fi                                                                                                                           
        echo -ne $color                                                                                                              
}                                                                                                                                    
                                                                                                                                     
# a function that wraps rvm-prompt in some colors! and I can add it to my PS1 HOORAYS                                                
current_rvm() {                                                                                                                      
  local RVM=`which rvm 2>/dev/null`                                                                                                  
  if [ -x "$RVM" ]; then                                                                                                             
    echo -ne "\e[37;44m$(rvm-prompt)\e[0m"                                                                                           
  fi                                                                                                                                 
}                                                                                                                                    
                                                                                                                                     
export PS1='\t|\e[0;29m\u\e[0;29m@\e[0;36m\h \e[0;29m\W $(branch_color)$(parse_git_branch)\e[0;29m $(current_rvm)\n$ '