3er forma de tunear el bashrc esta vez mostrando el signo del status de un repo bajo git y orden chevere a color de la ruta bajo []

gistfile1.txt

if [ -f /etc/bash_completion ]; then
    source /etc/bash_completion
fi
 
__has_parent_dir () {
    # Utility function so we can test for things like .git/.hg without firing up a
    # separate process
    test -d "$1" && return 0;
 
    current="."
    while [ ! "$current" -ef "$current/.." ]; do
        if [ -d "$current/$1" ]; then
            return 0;
        fi
        current="$current/..";
    done
 
    return 1;
}

__status_signal(){
	#status
	local st=$@
	
	#signos del branch
	local forward="⟰"
	local behind="⟱"
	local dot="•"
	
	#status del branch
    remote_pattern_ahead="# Your branch is ahead of"
    remote_pattern_behind="# Your branch is behind"
    remote_pattern_diverge="# Your branch and (.*) have diverged"
	
    state=""
    if [[ $st =~ "working directory clean" ]]; then
       state=${green}${dot}${reset}
    else
       if [[ ($st =~ "Untracked files") || ($st =~ "no changes added to commit")]]; then
           state=${red}${dot}${reset}
       fi
       if [[ $st =~ "Changed but not updated" ]]; then
           state=${state}${yellow}${dot}${reset}
       fi
       if [[ $st =~ "Changes to be committed" ]]; then
           state=${state}${yellow}${dot}${reset}
       fi
   fi
   
   echo $state;
}
 
__vcs_name() {
    if [ -d .svn ]; then
        echo "-[svn]";
    elif __has_parent_dir ".git"; then
		#traigo el branch
		branch="$(__git_ps1 'git %s')"
		
		#traigo el status del branch
        status="$(git status 2>/dev/null)"
        signalStatus="$(__status_signal $status)"
        
        echo "-[$branch $signalStatus]";
        
    elif __has_parent_dir ".hg"; then
        echo "-[hg $(hg branch)]"
    fi
}
	

black=$(tput -Txterm setaf 0)
red=$(tput -Txterm setaf 1)
green=$(tput -Txterm setaf 2)
yellow=$(tput -Txterm setaf 3)
dk_blue=$(tput -Txterm setaf 4)
pink=$(tput -Txterm setaf 5)
lt_blue=$(tput -Txterm setaf 6)
 
bold=$(tput -Txterm bold)
reset=$(tput -Txterm sgr0)
 
# Nicely formatted terminal prompt
export PS1='\n\[$bold\]\[$black\][\[$dk_blue\]\@\[$black\]]-[\[$green\]\u\[$yellow\]@\[$green\]\h\[$black\]]-[\[$pink\]\w\[$black\]]\[\033[0;33m\]$(__vcs_name) \[\033[00m\]\[$reset\]\n\[$reset\]\$ '
 
alias ls='ls -F --color=always'
alias dir='dir -F --color=always'
alias ll='ls -l'
alias cp='cp -iv'
alias rm='rm -i'
alias mv='mv -iv'
alias grep='grep --color=auto -in'
alias v='vim'
alias ..='cd ..'