Useful things to put in your ~/.gitconfig

.gitconfig

[user]
    email = your-email@example.com
    name = Your Name
[github]
    user = your-login

[color]
    ui = auto

[diff]
    # Show submodule commits instead of hashes
    submodule = log

[pull]
    # Normally git-pull merges fetched branch into current branch, this
    # switches this behaviour to rebase
    # This makes commit history more linear
    rebase = true

[fetch]
    # Remove deleted remote branches
    prune = true

[push]
    default = tracking
    # Do not allow pushing submodule revisions that are not available in
    # remote-tracking branch.
    recurseSubmodules = check

[status]
    # Show submodule commits
    submoduleSummary = -1

[grep]
    lineNumber = true

[alias]
    # common typos
    vomit = commit
    stauts = status
    staus = status
    ad = add

    # Short and sweet, with just enough information
    ls = status -su
    # TODO cut at max($COLUMNS, first occurance of "]")
    b = !"git -c color.ui=always  branch -vv | sed -s 's/\\].*$/]/' | less -SRX --quit-if-one-screen"

    pullpush = !git pull && git push
    stashpull = !"command git stash save 'STASHED FOR PULLING' && git pull && git stash pop #"

    # branches by last commit date
    # source: https://davidwalsh.name/sort-git-branches
    activebranches = !"git for-each-ref --sort='-committerdate' --format='%(refname)%09%(committerdate)' refs/heads | sed -e 's~refs/heads/~~'"

    pullall = !git submodule update --remote --rebase && git pull
    all = !"\"$@\" ; command git submodule foreach --recursive \"$@\" | sed -r -e \"s/^Entering '(.*)'$/Entering '\\1'/\" #"
    gitall = !"command git all git -c color.ui=always"
    diffall = !"git gitall diff \"$@\" | command git pager #"
    grepall = "gitall grep"
    statusall = "gitall status"
    # checkoutall = "gitall checkout"
    # stashall = "gitall stash"

    backup = !"set -e ; TARGET=\"/tmp/git$( echo $PWD | sed -e 's/\\//:/g' )\" ; echo \"Backing up to $TARGET\" ; { [ -e \"$TARGET\" && trash \"$TARGET\" ; } ; cp -ra .git \"${TARGET}\""

    cprev = !git rev-parse HEAD | tee /dev/stderr | xclip -in -selection clipboard

    # open 
    open = !"command git web--browse $( printf \"$( command git config --get project.commit-url )\" \"$( command git rev-parse \"${1:-HEAD}\" )\" ) #"

    # slim log
    lg  = log --graph --pretty=slim --abbrev-commit --date=relative --submodule=log
    # lg date: sorted by date and with absolute dates
    lgd  = log --graph --pretty=slim --abbrev-commit --date=local --date-order --submodule=log
    # lg upstream: also show upstream branch
    lgu  = !command git lg  $( command git rev-parse --symbolic HEAD@{u} || echo master ) HEAD
    # lg others: not my commits
    lgo = log --graph --pretty=slim --abbrev-commit --date=relative --author='^(?!Marek.*Augustynowicz).*$' --perl-regexp --submodule=log
    # lg date, upstream
    lgdu = !command git lgd $( command git rev-parse --symbolic HEAD@{u} || echo master ) HEAD
    # lg me: my commits from all branches, by date
    lgme = !command git lgd --author=\"$( command git config --get user.name )\" --all
    # branches hierarchy
    lgb = !command git lga --simplify-by-decoration
    # show commits from all branches
    lga = !command git lgd --all
    # show all commits that exist
    #lgaa = !command git lg $( find "$( git rev-parse --show-toplevel )"/.git/objects/?? -type f | grep -Eo '[a-f0-9]{2}/[a-f0-9]{38}' | tr -d / )
    # show all commits from reflog
    lgaa = !command git lgd $( command git reflog --format=%H )
    # show all commits that are unreachable
    lgaaa =!command git fsck --unreachable | grep commit | cut -d\\  -f3 | xargs git lgd --all
    # show commits from submodules as well
    # (Skips first commit, because it may be too big to handle)
    #lgs = !command git -c color.ui=no log --graph --oneline -U0 --submodule $( command git log --format=format:%H --reverse --ancestry-path $( command git rev-list --max-parents=0 HEAD ).. | head -n1 ).. | grep -E '^[*| /\\]+([0-9a-f]{7} |Submodule |> |$)' | eval "$( command git config --get core.pager )"
    lgs = "!command git -c color.ui=always lg -U0 -p --submodule $( command git log --format=format:%H --reverse --ancestry-path $( command git rev-list --max-parents=0 HEAD ).. | head -n1 ).. | grep -vE \"^((\\[[0-9;]*m)*[| ])+(\\[[0-9;]*m)* ($|(\\[[0-9;]*m)*(diff|index|new|Binary|rename|similarity|deleted|[\\@+-]))\" | command git pager #"

    # code review
    review = "!START=\"$1\"; test \"$#\" -gt 0 && shift; git log --reverse -p $( { test -n \"$START\" && echo \"$START\"; } || git config --get project.main-branch 2>/dev/null || echo master )@{u}.."

    # what's new since last (version?) tag
    whatsnew = "!command git fetch --tags && { LAST=\"$( command git describe --tags --abbrev=0 --match='v*' 2>/dev/null || command git describe --tags --abbrev=0 )\" ; command git log --reverse --first-parent \"${LAST}\"..master \"${LAST}\"..master@{u}; }"

    # grep with some context (and a header)
    hgrep = grep --heading --show-function -B3 -A3

    # diff by word
    diffword = diff --word-diff --word-diff-regex='\\w+|[[:space:]]+|[^[:space:]]'
    # diff by character
    diffchar = diff --word-diff --word-diff-regex='.'

    # checkout files with only whitespace changes
    whitespacecheckout = "!command git status --porcelain | GREP_OPTIONS= grep '^.M' | cut -b4- | while read file ; do if test -z \"$( command git diff -w \"$file\" )\"; then command git checkout -- \"$file\" ; fi; done"

    rebaselocal = "!REMOTE=$( command git rev-parse --abbrev-ref HEAD@{u} || git config --get project.main-branch 2>/dev/null || echo master ) ; command git rebase -i \"$@\" $( command git merge-base HEAD ${REMOTE} ) #"
    rebasebranch = "!REMOTE=$( git config --get project.main-branch 2>/dev/null || echo master ) ; if [ \"${REMOTE}\" = \"$( command git rev-parse --abbrev-ref HEAD )\" ]; then git rebaselocal \"$@\"; else command git rebase -i \"$@\" $( command git merge-base HEAD ${REMOTE} ); fi #"

    # Used by other aliases
    pager = !"eval \"$( command git config --get core.pager || which sensible-pager || echo ${PAGER:-less} )\""


[pretty]
    slim = "%C(red)%h%C(yellow)%d%C(reset) %s %C(green)(%cd) %C(bold blue)<%an>%C(reset)"
    worklog = "%C(yellow)%ai %C(red)%h%C(yellow)%d%C(reset)%n%B"
    worklogdates = "%n%C(yellow)%ai %C(red)%h%C(yellow)%d%C(reset)"

[web]
    browser = xdg-open
[browser "xdg-open"]
    cmd = xdg-open


[core]
    # pager
    # - use n/p in git-diff (and friends) to cycle through commit, diff and diff chunks
    # - replace emoji codes with emojis, where possible
    #   These do not work:
    #   -e 's/:heavy_minus_sign:/➖/g' -e 's/:heavy_plus_sign:/➕/g' -e 's/:bug:/🐛/g'
    pager = "{ head -n-2 ~/.lesshst ; printf \".less-history-file:\n.search\n\\\"^(commit|diff|@@)\n\\\"^(commit|diff)\n\\\"^commit\n\"  ; tail -n2 ~/.lesshst ; } > ~/.gitlesshst ; { [ -e /usr/share/doc/git/contrib/diff-highlight/diff-highlight ] && perl /usr/share/doc/git/contrib/diff-highlight/diff-highlight || cat; } | sed -e 's/:arrow_up:/⬆/g' -e 's/:arrow_down:/⬇/g' -e 's/:arrows_clockwise:/⭮/g' -e 's/:arrows_counterclockwise:/⭯/g' -e 's/:telephone:/☎/' -e 's/:sparke:/❇/g' -e 's/:zap:/⚡/g' -e 's/:heavy_minus_sign:/(-)/g' -e 's/:heavy_plus_sign:/(+)/g' -e 's/:bug:/(bug)/g' | less -MFRSX"

    attributesfile = ~/.gitattributes


[diff]
    renames = true
[diff "po"]
    textconv = msgcat --no-location --no-wrap --sort-output
[diff "strings"]
    textconv = strings
[diff "image"]
    textconv = "exiftool \"$1\" | grep -vP '^(Directory|File (Name|Permissions|.*Date/Time))' ; convert \"$1\" jpg:- | jp2a --width=`tput cols` --colors - #"

[help]
    # autocorrect = 30

# vim: expandtab shiftwidth=4 tabstop=4