Match changes made to 1.x branch

Fixes the issue of Package.swift being updated after tag, see sparkle-project#1710.

Configurations/release-move-tag.sh

@@ -0,0 +1,26 @@
+#!/bin/bash
+set -e
+
+# Convenience script to automatically commit Package.swift after updating the checksum and move the latest tag
+latest_git_tag=$(git describe --abbrev=0) # gets the latest tag name
+commits_since_tag=$(git rev-list ${latest_git_tag}.. --count)
+if [ "$commits_since_tag" -gt 0 ]; then
+    # If there have been commits since the latest tag, it's highly likely that we did not intend to do a full release
+    echo "WARNING: $commits_since_tag commit(s) since tag '$latest_git_tag'. Did you tag a new version?"
+    echo "Package.swift has not been committed and tag has not been moved."
+else
+    # TODO: add sanity check to see if version is actually being updated or not?
+    read -p "Do you want to commit changes to Package.swift and force move tag '$latest_git_tag'? (required for Swift Package Manager release) " -n 1 -r
+    echo    # (optional) move to a new line
+    if [[ $REPLY =~ ^[Yy]$ ]]; then
+        long_message=$(git tag -n99 -l $latest_git_tag) # gets corresponding message
+        long_message=${long_message/$latest_git_tag} # trims tag name
+        long_message="$(echo -e "${long_message}" | sed -e 's/^[[:space:]]*//')" # trim leading whitespace
+        git add Package.swift
+        git commit -m "Update Package.swift"
+        git tag -fa $latest_git_tag -m "${long_message}"
+        echo "Package.swift committed and tag '$latest_git_tag' moved."
+    else
+        echo "Package.swift has not been committed and tag has not been moved."
+    fi
+fi

Makefile

@@ -14,10 +14,11 @@ localizable-strings:
 
 release:
 	xcodebuild -scheme Distribution -configuration Release -derivedDataPath "$(BUILDDIR)" build
+	./Configurations/release-move-tag.sh
 	open "$(BUILDDIR)/Build/Products/Release/"
 	cat Sparkle.podspec
 	@echo "Don't forget to update CocoaPods! pod trunk push"
-	@echo "Don't forget to commit the updated Package manifest before releasing!"
+	@echo "Don't forget to upload Sparkle-for-Swift-Package-Manager.zip!"
 
 build:
 	xcodebuild clean build