Add publish script (#46)

package.json

@@ -15,7 +15,7 @@
     "build": "yarn clean && yarn rollup -c",
     "clean": "rimraf dist",
     "ci": "yarn lint && yarn test && yarn test:versions && yarn test:types && yarn typecheck && yarn build",
-    "prepublishOnly": "yarn ci",
+    "prepublishOnly": "echo \"\nPlease use ./scripts/publish instead\n\" && exit 1",
     "prettier": "prettier './**/*.{js,ts,md,html,css}' --write",
     "prettier-list-different": "prettier './**/*.{js,ts,md,html,css}' --list-different"
   },

scripts/publish

@@ -0,0 +1,140 @@
+#!/bin/bash
+
+set -euo pipefail
+IFS=$'\n\t'
+
+RELEASE_TYPE=${1:-}
+
+echo_help() {
+  cat << EOF
+USAGE:
+    ./scripts/publish <release_type>
+
+ARGS:
+    <release_type>
+            A Semantic Versioning release type used to bump the version number. Either "patch", "minor", or "major".
+EOF
+}
+
+create_github_release() {
+  if which hub | grep -q "not found"; then
+    create_github_release_fallback
+    return
+  fi
+
+  # Get the last two releases. For example, `("v1.3.1" "v1.3.2")`
+  local versions=($(git tag --sort version:refname | grep '^v' | tail -n 2))
+
+  # If we didn't find exactly two previous version versions, give up
+  if [ ${#versions[@]} -ne 2 ]; then
+    create_github_release_fallback
+    return
+  fi
+
+  local previous_version="${versions[0]}"
+  local current_version="${versions[1]}"
+  local commit_titles=$(git log --pretty=format:"- %s" "$previous_version".."$current_version"^)
+  local release_notes="$(cat << EOF
+$current_version
+
+<!-- Please group the following commits into one of the sections below. -->
+<!-- Remove empty sections when done. -->
+
+$commit_titles
+
+### New features
+
+### Fixes
+
+### Changed
+
+EOF
+)"
+
+  local release_url=$(hub release create -em "$release_notes" "$current_version")
+
+  cat << EOF
+Created GitHub release:
+
+    $release_url
+EOF
+
+}
+
+create_github_release_fallback() {
+  cat << EOF
+Remember to create a release on GitHub with a changelog notes:
+
+    https://github.com/stripe/stripe-js/releases/new
+
+EOF
+}
+
+# Show help if no arguments passed
+if [ $# -eq 0 ]; then
+  echo "Error! Missing release type argument"
+  echo ""
+  echo_help
+  exit 1
+fi
+
+# Show help message if -h, --help, or help passed
+case $1 in
+  -h | --help | help)
+    echo_help
+    exit 0
+    ;;
+esac
+
+# Validate passed release type
+case $RELEASE_TYPE in
+  patch | minor | major)
+    ;;
+
+  *)
+    echo "Error! Invalid release type supplied"
+    echo ""
+    echo_help
+    exit 1
+    ;;
+esac
+
+# Make sure our working dir is the repo root directory
+cd "$(git rev-parse --show-toplevel)"
+
+echo "Fetching git remotes"
+git fetch
+
+GIT_STATUS=$(git status)
+
+if ! grep -q 'On branch master' <<< "$GIT_STATUS"; then
+  echo "Error! Must be on master branch to publish"
+  exit 1
+fi
+
+if ! grep -q "Your branch is up to date with 'origin/master'." <<< "$GIT_STATUS"; then
+  echo "Error! Must be up to date with origin/master to publish"
+  exit 1
+fi
+
+if ! grep -q 'working tree clean' <<< "$GIT_STATUS"; then
+  echo "Error! Cannot publish with dirty working tree"
+  exit 1
+fi
+
+echo "Installing dependencies according to lockfile"
+yarn -s install --frozen-lockfile
+
+echo "Linting, testing, and building"
+yarn -s run ci
+
+echo "Tagging and publishing $RELEASE_TYPE release"
+yarn -s --ignore-scripts publish --$RELEASE_TYPE --access=public
+
+echo "Pushing git commit and tag"
+git push --follow-tags
+
+echo "Publish successful!"
+echo ""
+
+create_github_release