Bash git aliases (pared down)

.gitconfig

[alias]
# Mostly: ff, unstage, hanging
    co = checkout
    ff = merge --ff-only
    hist = log --pretty=format:\"%h %ad | %s%d [%an]\" --graph --date=short
    cat = cat-file -p
    # Show changes just fetched
    lc = log ORIG_HEAD.. --stat --no-merges
    lg = log --graph --pretty=format:'%Cred%h%Creset -%C(yellow)%d%Creset %s %Cgreen(%cr) %C(bold blue)<%an>%Creset' --abbrev-commit --date=relative
    graphviz = "!f() { echo 'digraph git {' ; git log --pretty='format:  %h -> { %p }' \"$@\" | sed 's/[0-9a-f][0-9a-f]*/\"&\"/g' ; echo '}'; }; f"
    unstage = reset HEAD --
    hanging = branch -r --no-merged

alias.sh

function make-completion-wrapper () {
    local function_name="$2"
    local arg_count=$(($#-3))
    local comp_function_name="$1"
    shift 2
    local function="
    function $function_name {
        ((COMP_CWORD+=$arg_count))
        COMP_WORDS=( "$@" \${COMP_WORDS[@]:1} )
        "$comp_function_name"
        return 0
    }"
    eval "$function"
    #echo $function_name
    #echo "$function"
}

# Normally wrapped in interactive session check
# git
    alias g='git'
    alias ga='git add'
    alias gb='git branch'
    alias gc='git commit'
    alias gd='git diff --minimal'
    alias gdc='git diff --cached --minimal'
    alias gf='git fetch'
    alias gfp='git fetch --prune'
    alias ggs='git stash'
    alias go='git checkout'
    alias gs='git st'
    alias gsh='git show'
    alias gi='git log -n1'
    alias gl='git log'

    complete -o default -o nospace -F _git g

    # Get completion for our alias as well
    make-completion-wrapper _git _k_git_log git log
    complete -F _k_git_log gl

    make-completion-wrapper _git _k_git_branch git branch
    complete -F _k_git_branch gb

    make-completion-wrapper _git _k_git_checkout git checkout
    complete -F _k_git_checkout go