githelpers

#!/usr/bin/env zsh

numformat() {
    if type -a numfmt > /dev/null; then
        numfmt "$@"
    elif type -a gnumfmt > /dev/null; then
        gnumfmt "$@"
    else
        cat
    fi
}

largest() {
    topn=${1:-10}
    git rev-list --objects --all |
    git cat-file --batch-check='%(objecttype) %(objectname) %(objectsize) %(rest)' |
    awk '/^blob/ {print substr($0,6)}' |
    sort -k2nr | head -n "$topn" | cut -c 1-12,41- |
    numformat --field=2 --to=iec-i --suffix=B --padding=7 --round=nearest
}

# git freeze and thaw
# written by James Macaulay
# https://gist.github.com/jamesmacaulay/582757
freeze() {
    local count=0
    if git commit -m "WIP [STAGED]" > /dev/null; then
        let count+=1
    fi
    git add --all .
    if git commit -m "WIP [UNSTAGED]" > /dev/null; then
        let count+=1
    fi
    if [ $count -eq 0 ]; then
        echo "nothing committed"
    else
        git log -n$count --pretty=format:'%Cgreen%h %Cred%an%Creset: %s'
    fi
}

thaw() {
    if git rev-list HEAD -n1 --pretty="format:%n" | tail -n1 | grep "^WIP \[UNSTAGED\]$" > /dev/null; then
        git reset HEAD^ > /dev/null
    fi
    if git rev-list HEAD -n1 --pretty="format:%n" | tail -n1 | grep "^WIP \[STAGED\]$" > /dev/null; then
        git reset --soft HEAD^ > /dev/null
    fi
    git status --short
}

"$@"