Automate publish_release script (DAT-1023)

dev/publish_release.sh

@@ -1,35 +1,78 @@
 #!/bin/bash
 
-# automatically gets the version from pyproject.toml and sets it as a git tag and pushes it
+# Bumps the version in pyproject.toml (patch/minor/major), commits it, then
+# creates a git tag and GitHub release from it.
+
+set -e
+
+SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
+PYPROJECT="$SCRIPT_DIR/../pyproject.toml"
 
 DRY_RUN=false
+BUMP_TYPE=""
 
 while [[ $# -gt 0 ]]; do
   case $1 in
     --dry-run)
       DRY_RUN=true
       shift
       ;;
+    --patch|--minor|--major)
+      if [[ -n "$BUMP_TYPE" ]]; then
+        echo "Cannot combine multiple bump flags (already got --$BUMP_TYPE, also got $1)."
+        exit 1
+      fi
+      BUMP_TYPE="${1#--}"
+      shift
+      ;;
     *)
       echo "Unknown option: $1"
+      echo "Usage: $0 --patch|--minor|--major [--dry-run]"
       exit 1
       ;;
   esac
 done
 
+if [[ -z "$BUMP_TYPE" ]]; then
+  echo "Usage: $0 --patch|--minor|--major [--dry-run]"
+  exit 1
+fi
+
 git fetch
 
-version=$(grep -oP '(?<=^version = ")[^"]*' ../pyproject.toml)
 branch=$(git rev-parse --abbrev-ref HEAD)
 
-# verify version is valid
-if [[ ! $version =~ ^[0-9]+\.[0-9]+\.[0-9]+(a[0-9]*)?$ ]]; then
-  echo "Version is invalid: $version"
+current_version=$(grep -oP '(?<=^version = ")[^"]*' "$PYPROJECT")
+
+# verify current version is valid
+if [[ ! $current_version =~ ^[0-9]+\.[0-9]+\.[0-9]+(a[0-9]*)?$ ]]; then
+  echo "Version in pyproject.toml is invalid: $current_version"
   exit 1
 fi
 
+# pre-releases (aN suffix) are ambiguous to auto-bump. Leave those to a manual edit.
+if [[ $current_version =~ a[0-9]*$ ]]; then
+  echo "Current version '$current_version' has an alpha suffix, bump it manually in pyproject.toml, this script only auto-bumps final releases."
+  exit 1
+fi
+
+IFS='.' read -r major minor patch <<< "$current_version"
+case "$BUMP_TYPE" in
+  major)
+    major=$((major + 1)); minor=0; patch=0
+    ;;
+  minor)
+    minor=$((minor + 1)); patch=0
+    ;;
+  patch)
+    patch=$((patch + 1))
+    ;;
+esac
+version="$major.$minor.$patch"
+
 echo "Branch: $branch"
-echo "Version: v$version"
+echo "Current version: $current_version"
+echo "Bumping ($BUMP_TYPE) to: v$version"
 previous_tag=$(git describe --tags --abbrev=0 2>/dev/null || true)
 echo "Previous tag: $previous_tag"
 
@@ -40,16 +83,25 @@ if git rev-parse "v$version" >/dev/null 2>&1; then
 fi
 
 if [[ "$branch" != "main" && "$branch" != "master" ]]; then
-  read -r -p "You are not on main/master (current branch: '$branch'). Are you sure you want to tag from this branch? [y/N] " confirm
+  read -r -p "You are not on main/master (current branch: '$branch'). Are you sure you want to tag from this branch? [y/N] " confirm || true
   if [[ ! "$confirm" =~ ^[Yy]$ ]]; then
     echo "Aborted."
     exit 1
   fi
 fi
 
 if [[ "$DRY_RUN" == true ]]; then
-  echo "Dry run: would create tag v$version and push to branch $branch"
+  echo "Dry run: would bump pyproject.toml to $version, commit it, create tag v$version, and push to branch $branch"
   exit 0
 fi
 
-git push --follow-tags && gh release create "v$version" --target "$branch" --generate-notes --fail-on-no-commits
+if [[ -n "$(git status --porcelain)" ]]; then
+  echo "Working tree is not clean. Commit or stash your changes before releasing."
+  exit 1
+fi
+
+sed -i "s/^version = \".*\"/version = \"$version\"/" "$PYPROJECT"
+git add "$PYPROJECT"
+git commit -m "bump version to $version"
+
+git push --follow-tags && gh release create "v$version" --target "$branch" --generate-notes --fail-on-no-commits