[stable25] Create psalm.yml

.github/workflows/psalm.yml

@@ -0,0 +1,35 @@
+# This workflow is provided via the organization template repository
+#
+# https://github.com/nextcloud/.github
+# https://docs.github.com/en/actions/learn-github-actions/sharing-workflows-with-your-organization
+
+name: Static analysis
+
+on:
+  pull_request:
+  push:
+    branches:
+      - master
+      - main
+      - stable*
+
+jobs:
+  static-analysis:
+    runs-on: ubuntu-latest
+
+    name: Nextcloud
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v3
+
+      - name: Set up php
+        uses: shivammathur/setup-php@v2
+        with:
+          php-version: 7.4
+          coverage: none
+
+      - name: Install dependencies
+        run: composer i
+
+      - name: Run coding standards check
+        run: composer run psalm

composer.json

@@ -10,10 +10,16 @@
 	"scripts": {
 		"cs:fix": "php-cs-fixer fix",
 		"cs:check": "php-cs-fixer fix --dry-run --diff",
-		"lint": "find . -name \\*.php -not -path './vendor/*' -print0 | xargs -0 -n1 php -l"
+		"lint": "find . -name \\*.php -not -path './vendor/*' -print0 | xargs -0 -n1 php -l",
+		"psalm": "psalm --threads=1",
+		"psalm:update-baseline": "psalm --threads=1 --update-baseline",
+		"psalm:clear": "psalm --clear-cache && psalm --clear-global-cache",
+		"psalm:fix": "psalm --alter --issues=InvalidReturnType,InvalidNullableReturnType,MissingParamType,InvalidFalsableReturnType"
 	},
 	"require-dev": {
 		"nextcloud/coding-standard": "^1.0.0",
-		"phpunit/phpunit": "^9"
+		"phpunit/phpunit": "^9",
+		"vimeo/psalm": "^4.3.2",
+		"nextcloud/ocp": "dev-master"
 	}
 }