github-new-pull-request.sh

#!/bin/bash
set -e -u -o pipefail

# Open a new pull request in github from the current branch
open_pr() {
    local base_branch=${1:-"development"}
    local merge_organisation_opt=${2:-}
    local browser="xdg-open"
    local repo current_branch merge_organisation merge_branch url

    repo=$(git remote -v | head -n1 | awk '{print $2}' | cut -d: -f2 | cut -d "." -f1)
    merge_organisation=$(if test "$merge_organisation_opt"; then
        echo "$merge_organisation_opt"
    else
        echo "$repo" | cut -d"/" -f1
    fi)
    current_branch=$(git rev-parse --abbrev-ref HEAD)
    merge_branch="$merge_organisation:$current_branch"
    url="https://github.com/$repo/compare/$base_branch...$merge_branch?expand=1"

    $browser "$url"
}

open_pr "$@"