bin/create-dev-release

#!/bin/sh
set -eu

_extract_version() {
  sed -n '/^ *version *= *"/{ s/^ *version *= *"\([^"]*\)".*$/\1/; p; q; }' "$1"
}

_is_dev_version() {
  grep -Eq '^0\.0\.[1-9][0-9]*-dev[1-9][0-9]*$'
}

_tag="$(_extract_version pyproject.toml)"

if test -z "$_tag"
then
  echo "error: did not find a version in pyproject.toml" >&2
  exit 1
fi

if echo "$_tag" | _is_dev_version
then
  :
else
  echo "error: expected dev version, got '$_tag'" >&2
  exit 1
fi

if git diff --cached --quiet
then
  echo "error: nothing is staged, cannot commit" >&2
  exit 1
fi

if git show-ref --verify --quiet "refs/tags/v$_tag"
then
  echo "error: local tag v$_tag already exists" >&2
  exit 1
fi

git add -A

git fetch --tags
git pull --rebase --autostash

git commit
git push origin HEAD

git tag -a "v$_tag" -m "Release $_tag"
git push origin "v$_tag"