My git configuration

.gitconfig

[user]
    email = [email protected]
    name = Yuta Koreeda

[core]
    editor = emacs -nw

[alias]
    # Adopted from https://www.jacobtomlinson.co.uk/quick%20tip/2016/01/18/pretty-git-logs-with-git-lg/
    lg = !"git lg1"
    lg1 = !"git lg1-specific --all"
    lg2 = !"git lg2-specific --all"
    lg3 = !"git lg3-specific --all"

    lg1-specific = log --graph --abbrev-commit --decorate --format=format:'%C(bold blue)%h%C(reset) - %C(bold green)(%ar)%C(reset) %C(white)%s%C(reset) %C(dim white)- %an%C(reset)%C(bold yellow)%d%C(reset)'
    lg2-specific = log --graph --abbrev-commit --decorate --format=format:'%C(bold blue)%h%C(reset) - %C(bold cyan)%aD%C(reset) %C(bold green)(%ar)%C(reset)%C(bold yellow)%d%C(reset)%n''          %C(white)%s%C(reset) %C(dim white)- %an%C(reset)'
    lg3-specific = log --graph --abbrev-commit --decorate --format=format:'%C(bold blue)%h%C(reset) - %C(bold cyan)%aD%C(reset) %C(bold green)(%ar)%C(reset) %C(bold cyan)(committed: %cD)%C(reset) %C(bold yellow)%d%C(reset)%n''          %C(white)%s%C(reset)%n''          %C(dim white)- %an <%ae> %C(reset) %C(dim white)(committer: %cn <%ce>)%C(reset)'

[diff]
    tool = meld
    prompt = false

[difftool "meld"]
    cmd = meld $LOCAL $REMOTE

[merge]
    tool = meld

[mergetool "meld"]
    cmd = meld $LOCAL $MERGED $REMOTE

[push]
    default = matching