git alias to push and open PR view

github-push-pr

#!/bin/bash

# Pushes to origin and opens a github compare view of it to speed up PR
# creation.
#
# To install add to $PATH with executable permission and run
#
#   git config --global alias.pr '!github-push-pr'
#

remote=origin
branch=$(git symbolic-ref --short HEAD)

# https://github.com/foo/bar.git -> foo/bar
repo=$(git ls-remote --get-url ${remote} \
           | sed 's|^.*github.com[:/]\(.*\)$|\1|' \
           | sed 's|\(.*\)/$|\1|' \
           | sed 's|\(.*\)\(\.git\)|\1|')

set -x
git push ${remote} ${branch}
open "https://github.com/${repo}/compare/${branch}?expand=1"