My git alias in .bashrc

# {{ git
# Git alias
function gitshortlogcmd () {
    git log --date=short --decorate --graph "$@"
}
function gitlogcmd () {
    git log --date=short --decorate --graph --pretty=format:'%C(yellow)%h%Creset%C(green)%d%Creset %ad %s %Cred(%an)%Creset' "$@"
}
alias g="git status --short -b"
alias gb="git branch"
alias gn="git status --untracked-files=no --short -b"
alias gfl="git diff-tree --no-commit-id --name-only -r"
alias ga="git add"
alias gr="git rebase -i `git remote`/`git symbolic-ref --short HEAD`"
alias gap='git add --patch'
alias gai='git add -i'
alias gau="git add -u"
alias gc="git commit -m"
alias gca="git commit --amend"
alias gja="git --no-pager commit --amend --reuse-message=HEAD" # git just amend
alias gt="git stash"
alias gta="git stash apply"
alias gmt="git mergetool"
alias gl="gitlogcmd"
alias glp="gitlogcmd -p"
alias gls="gitlogcmd --stat"
alias gnb="git checkout -b"
alias gss="git show --stat"
alias gsl="git log --pretty=format:'%h %s (%an)' --date=short -n1 | pclip"
alias gd="git diff"
alias gds="git diff --stat"
alias gdc="git diff --cached"
alias gdcs="git diff --cached --stat"
alias gps="git push"
alias gpf="git push --force"
alias gpl="git pull"
alias gpr="git pull -r"
alias cg='cd $(git rev-parse --show-toplevel)' #goto root dir
alias ghe='git diff --name-only --diff-filter=U|grep "\.html\|\.min\.js"|xargs -I{} sh -c "git checkout --theirs {} && git add {}"'
alias gme='git diff --name-only --diff-filter=U|grep "\.html\|\.min\.js"|xargs -I{} sh -c "git checkout --our {} && git add {}"'
# delete selected local branch
alias gdd='git branch -D $(git branch | sed "s/[\* ]\+//g" | ~/bin/percol.py)'
# show diff from the branch to current HEAD
alias gdp='git diff $(git branch | sed "s/[\* ]\+//g" | ~/bin/percol.py)..HEAD'
alias grh='git reset --hard HEAD'
alias gr1='git reset --hard HEAD^'
alias gr2='git reset --hard HEAD^^'
alias gs="git show"

function gsh {
    git log --date=short --pretty=format:'%h%d %ad %s (%an)' | python ~/bin/percol.py | awk '{print $1}' | xargs -i git show {}
}

function gcn()
{
    # commit with timestamp
    local d=`date +%m%d-%H%M%S`
    git add -u . && git commit -m ${d}
}

# find full path of file who under git controll
# the optional parameter is the keyword
function gf()
{
    if [ -z "$1" ]; then
        local cli=`git ls-tree -r HEAD --name-status | python ~/bin/percol.py`
    else
        local cli=`git ls-tree -r HEAD --name-status | grep "$1" | python ~/bin/percol.py`
    fi
    local rlt=$(cd $(dirname $cli); pwd)/$(basename $cli)
    echo ${rlt}
    echo -n ${rlt} | pclip
}

function glwho () {
    local guy=`git shortlog -sn | ~/bin/percol.py | sed 's/^\s*[0-9]\+\s*//g'`
    # space is a problem, so we can't use gitshortlogcmd here
    gitshortlogcmd --pretty=format:'%C(yellow)%h%Creset%C(green)%d%Creset %ad %s %Cred(%an)%Creset' --author="$guy" "$@"
}

function gfp ()  {
    if [ -z "$1" ]; then
        echo "Usage: gfp since [file]"
        echo "  Just alias of 'git format-patch -n --stdout since -- [file]'"
        echo "  'gfp since | git am' to apply the patch"
    fi
    git format-patch -n --stdout $1 -- $2
}

function gcnb () {
    local remoteb=$(git branch --all | sed '/no branch/d' | ~/bin/percol.py)
    local localb=$(echo $remoteb | sed 's/^ *remotes\/[a-z]*\///g')
    git checkout -b $localb $remoteb
}
function grb () {
    # switch to recent git branch or just another branch

    local crtb=`git branch | grep \*`
    local ptn="no branch"
    # compatible way to detect sub-strin in bash
    # @see http://stackoverflow.com/questions/229551/string-contains-in-bash
    if [ -z "${crtb##*$ptn*}" ]; then
        # detached HEAD
        git checkout $(git branch | sed '/no branch/d' | ~/bin/percol.py)
    else
        local myrbs=`git for-each-ref --sort=-committerdate refs/heads/ | sed -e s%.*refs\/heads\/%%g`
        local crb=`git symbolic-ref --short HEAD`
        git checkout `echo "$myrbs" | sed '/$crb/d' | ~/bin/percol.py`
    fi
}

# rebase on LOCAL branches
function gri () {
    local b=`git branch | sed 's/[\* ]\+//g' | ~/bin/percol.py`
    git rebase -i ${b}
}

# rebase on ALL braches
function gra () {
    local b=`git branch --all | sed 's/[\* ]\+//g' | sed 's/remotes\///g' | ~/bin/percol.py`
    git rebase -i ${b}
}

# select a local git branch
function gsb () {
    local b=`git branch | sed "s/[\* ]\+//g" | ~/bin/percol.py`
    echo -n ${b} | pclip;
    echo ${b}
}

# print current branch name
function gcb () {
    local crb=`git symbolic-ref --short HEAD`
    echo -n ${crb} | pclip;
    echo ${crb}
}

# new local branch based on remote branch
function gnr () {
    local myrb=`git for-each-ref --sort=-committerdate refs/remotes/ | sed -e s%.*refs\/remotes\/%%g | ~/bin/percol.py`
    local mylb=`echo -n $myrb | sed 's/.*\/\([^\/]\+\)$/\1/'`
    git checkout -b $mylb $myrb
}

function gchk () {
    if [ -z "$1" ]; then
        echo "Usage: gchk commit_id"
        echo "reset hard certain version of current working directory"
    else
        rm -rf $PWD/*
        git checkout $1 -- $PWD
    fi
}

function git2fullpath {
    local fullpath=$(git rev-parse --show-toplevel)/$1
    echo -n $fullpath | pclip
    echo $fullpath
}

function glf () {
    local str=`git --no-pager log --oneline --name-only $* |  ~/bin/percol.py`
    git2fullpath $str
}


function gsf () {
    local str=`git --no-pager show --pretty=format:'%h %s (%an)' --name-only $* |  ~/bin/percol.py`
    git2fullpath $str
}

function gdf () {
    local str=`git --no-pager diff --oneline --name-only $*| ~/bin/percol.py`
    git2fullpath $str
}

function gdcf () {
    local str=`git --no-pager diff --oneline --cached --name-only $* |  ~/bin/percol.py`
    git2fullpath $str
}

function ggr () {
  if [ -z "$1" ]; then
      echo "Grep files under git controll"
      echo "Usage: ggr [filename-pattern] text-pattern"
  elif [ $# -eq "1" ]; then
      git ls-tree -r HEAD --name-only |  xargs grep -sn "$1"
  elif [ $# -eq "2" ]; then
      git ls-tree -r HEAD --name-only | grep "$1" | xargs grep -sn --color -E "$2"
  fi
}

function grpc() {
  if [ -z "$1" ]; then
      echo "Replace the content of file in latest git commit"
      echo "Usage: grpc [commit-hash] old_string new_string (string could be perl regex)"
  elif [ $# -eq "2" ]; then
      git diff-tree --no-commit-id --name-only -r HEAD | xargs perl -pi -e "s/$1/$2/g"
  elif [ $# -eq "3" ]; then
      git diff-tree --no-commit-id --name-only -r $1 | xargs perl -pi -e "s/$2/$3/g"
  fi
}

function grpf() {
  if [ -z "$1" ]; then
      echo "Replace the content of file under git"
      echo "Usage: grpf old_string new_string (string could be perl regex)"
  elif [ $# -eq "2" ]; then
      git grep -l "$1" | xargs perl -pi -e "s/$1/$2/g"
  fi
}

function gp() {
    if [ $# = 0 ]; then
        local from=`gitshortlogcmd --pretty=format:'%h %ad %s (%an)' $* | ~/bin/percol.py|sed -e"s/^[ *|]*\([a-z0-9]*\) .*$/\1/"`;
        local fn=from-$from-`date +%Y%m%d-%H%M`.patch
        git format-patch -n --stdout $from > $fn && ls $fn
    else
        local fn=from-$1-`date +%Y%m%d-%H%M`.patch
        git format-patch -n --stdout $1 > $fn && ls $fn
    fi;
}
# }}