dotfiles/.config/shell/git

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# Tools
alias bfg='java -jar ~/daten/dropbox/tools/bfg-1.13.0.jar'
alias magit='nvim -c MagitOnly'
# Repo info
alias gr='git remote -v'
alias gb='git branch -vv'
alias grev='git rev-parse --short'
alias ghead='git rev-parse --short HEAD'
alias gref='git reflog'
# Show the 5 most recent commits without pager
alias gln='git --no-pager log --pretty=tformat:"%C(auto)%h -%d %s %Cgreen(%cr) %Cblue<%an>%Creset" -5 "$@"'
# Log local and origin commits side by side - useful to check before forcing an action
glno() {
loc="$(git log --pretty=format:"%C(auto)%h %s %Cgreen(%cr)" -5 "$@" --color=always "$@")"
origin="$(git log --pretty=format:"%C(auto)%h %s %Cgreen(%cr)" -5 "origin/$(git curbranch)" --color=always "$@")"
a=$(echo $loc | wc -l)
b=$(echo $origin | wc -l)
halfcols="$(($(tput cols) / 2))"
for i in `seq 1 $([ $a -le $b ] && echo "$a" || echo "$b")`; do
printf "%-${halfcols}s %s\n" "$(echo $loc | head -n $i | tail -1)" "$(echo $origin | head -n $i | tail -1)"
done
}
# Shortcuts
alias gfs='git fetch && git status -s -b'
alias glu='git pull upstream $(git curbranch)'
alias gcap!='git commit -a --amend --no-edit && git push -f'
alias grh!='git reset --hard'
alias grhr='git reset --hard $(git rev-parse --abbrev-ref --symbolic-full-name @{u})'
alias gitgc='git gc && git repack -a -d'
alias gitstandup='git --no-pager log --since yesterday --author erus --all'
alias gitready='git rebase -i @{u}'
# List all branches with their last updates
alias gitwhen="git for-each-ref --sort=committerdate --format='%(refname:short) * %(authorname) * %(committerdate:relative)' refs/remotes/"
# Find a commit that follows the given one - second argument can be used to specify the search range
gitchild() { git log --reverse --ancestry-path --pretty=%H $1..${2:-HEAD} | head -1; }
# Caching
gitrecache() {
git rm --cached --quiet -r ${1:-.}
git add ${1:-.}
git status -s
}
gitrestore() {
git reset -- "$@"
git checkout -- "$@"
}
# Branches
alias gitrmgonebranches='git fetch -p && for branch in `git branch -vv | grep ": gone]" | cut -d" " -f3`; do git branch -D "$branch"; done'
gitrebranch() {
branch=${1:-$(git curbranch)}
test "$(git curbranch)" = "$branch" && git checkout ${2:-master}
git branch -D $branch
git checkout -b $branch
}
gitrmbranch() {
branch=${1:-$(git curbranch)}
git push -d origin $branch
test $1 || git checkout master
git branch -D $branch
}
# Save HEAD commit hash to "snap" file in git dir
gitsnap() { echo Snapped $(git rev-parse HEAD | tee "$(git dir)/${1:-snap}") }
# Hard reset HEAD to commit in "snap"-file
gitsnaprestore() { git reset --hard $(cat "$(git dir)/${1:-snap}") }
# Remove list of tags local & remote
gitrmtag() {
declare -a refs
local index=1
for tag in $@; do refs[index++]=":refs/tags/$tag"; done
git push origin "${refs[@]}" && git tag -d "$@"
}
# Rename a tag
gitretag() {
git push origin refs/tags/${1}:refs/tags/${2} :refs/tags/$1 && git tag -d $1
}
# Repo management {{{
gitinit() {
git init
git add .
git commit -m "First strike"
gitorigin "$@"
git push
}
gitbackup() {
p=$(basename $PWD)
cd ..
git clone --mirror $p
cd $p
}
project() {
cd $projects_dir
if [ -d $2 ]
then cd "$2" && gitorigin "$@"
else gitclone "$@"
fi
}
gitremote() {
case "$1" in
http*) echo "git@$(echo "$1" | cut -d'/' -f3):$(echo "$1" | cut -d'/' -f4)/$(echo "$1" | cut -d'/' -f5)" ;;
*) test "$3" = "cau" && 3="CAU-Kiel-Tech-Inf"
test "$3" = "btl" && 3="betweenthelinesev"
echo "git@git${1:-hub}.com:${3:-xerus2000}/${2:-$(basename $PWD)}.git" ;;
esac
}
gitclone() {
remote=$(gitremote "$@")
echo $remote
git clone $remote "${@:4}"
cd "$(basename ${remote/.git})"
}
gitfork() {
cd "$projects_dir/_forks"
gitclone hub "$1"
test "$2" && git remote add upstream "$(gitremote hub "$1" "$2")"
git remote -v
}
# set repo as origin and set all branches upstream to their respective remote branch, if available
gitorigin() {
git remote remove origin 2>/dev/null
git remote add origin $(gitremote "$@")
git remote -v && git fetch || ( last=$? && echo "git fetch failed, aborting\!" && return $last )
git branch | sed 's/ //g' | sed 's/*//' | while read branch
do test $(git branch -a | grep origin/$branch | wc -l) -gt 0 && git branch -u origin/$branch $branch
done
}
# set repo as upstream
gitupstream() {
local name="${2:-upstream}"
git remote remove $name 2>/dev/null
git remote add $name "$(git remote -v | grep origin | head -1 | cut -f2 | cut -d':' -f1):$1/$(git remote -v | grep origin | head -1 | cut -f2 | cut -d'/' -f2 | cut -d' ' -f1)"
git remote -v && git fetch $name || ( last=$? && echo "git fetch failed, aborting!" && return $last )
}
# }}}
# Rewriting history {{{
# gets the AuthorDate of a given committish
git-authordate() {
local date=$(git log --pretty=fuller --date=raw -1 $1 | grep AuthorDate)
echo ${date##*: }
}
# executes a git command (usually commit) with the date of a given committish
git-withdate() {
date=$(git-authordate $1)
GIT_AUTHOR_DATE="$date" GIT_COMMITTER_DATE="$date" git "${@:2}"
}
# takes all changes in the current working tree and amends them to the given commit
gitedit() {
git stash
gitcommits -q $1
git reset --hard $1
git stash pop -q
git-withdate $1 commit --all --amend "${@:2}"
gitcommits
}
# takes two committishs and squashes them with all commits between them into a single commit
# this will rewrite the full history from then on, but should not create any conflicts
gitsquash() {
local -a options
while [ $# -gt 0 ]; do
case $1 in
-i) ignore=true; shift 1;;
-f|--force) force=true; shift 1;;
-*) options+=($1); exit 1;;
*) break;;
esac
done
((#!=2)) && echo "Usage: [options] <startcommit> <endcommit>" && return 1
[[ -n $(git status -s) ]] && [ ! $force ] && echo -e "Tree is dirty, commit or stash your changes first!\nIf you want to execute the command regardless, run again with --force" && return 1
1=$(git rev-parse $1)
2=$(git rev-parse $2)
[ $(git rev-list $1 --count) -lt $(git rev-list $2 --count) ] && t=$1 && 1=$2 && 2=$t
gitcommits -q $1
git reset --hard $1
if [ $(git rev-list $2 --count) = 1 ]; then
git update-ref -d HEAD
git add .
git-withdate $1 commit -c $1
else
git reset -q $2
git add .
git commit --amend
fi
gitcommits
}
# given a committish, this command saves a list of commits between the HEAD and the given committish into the .git directory
# when ran without parameters it applies the saved list of commits onto the current HEAD
gitcommits() {
verbosity=1
while [[ $# -gt 0 ]]; do
case $1 in
-v) verbosity=2; shift 1;;
-q|--quiet) verbosity=0; shift 1;;
--theirs) params=(-X theirs); shift 1;;
*) break;;
esac
done
stashed="$(git rev-parse --show-toplevel)/.git/stashed-commits"
if [ $1 ]; then
if [ $verbosity -eq 0 ]
then git rev-list --reverse HEAD...$1 >$stashed
else git rev-list --reverse HEAD...$1 | tee $stashed
fi
else
local aborted
for commit in $(cat $stashed); do
[ $aborted ] && rest+=($commit) && continue
[ $verbosity -gt 0 ] && git --no-pager log --oneline -1 $commit
git-withdate $commit cherry-pick $commit ${params:0} >/dev/null
last=$?
[ $last -gt 0 ] && aborted=true && typeset -a rest && continue
[ $verbosity -gt 0 ] && echo -e "\e[1A$(git log --color=always --pretty=format:"%C(yellow)$(git rev-parse --short HEAD^^)%C(bold) -> %Creset%C(yellow)%h%Creset %s" -1)"
[ $verbosity -gt 1 ] && git status -s
done
echo $rest >$stashed
[ $aborted ] && echo "A problem was encountered. Fix it and run 'gitcommits' again to apply the remaining ${#rest} commits."
fi
}
# }}}
# Testing
gittestcommit() { touch file$((++i)) && git add . && git commit -m "Create file$i"; }