chore: Add psalm for PHP static code analysis

Signed-off-by: Ferdinand Thiessen <[email protected]>

.github/workflows/psalm.yml

@@ -0,0 +1,44 @@
+# 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
+#
+# SPDX-FileCopyrightText: 2022-2024 Nextcloud GmbH and Nextcloud contributors
+# SPDX-License-Identifier: MIT
+
+name: Static analysis
+
+on: pull_request
+
+concurrency:
+  group: psalm-${{ github.head_ref || github.run_id }}
+  cancel-in-progress: true
+
+jobs:
+  static-analysis:
+    runs-on: ubuntu-latest
+
+    name: static-psalm-analysis
+    steps:
+      - name: Checkout
+        uses: actions/checkout@692973e3d937129bcbf40652eb9f2f61becf3332 # v4.1.7
+
+      - name: Get php version
+        id: versions
+        uses: icewind1991/nextcloud-version-matrix@58becf3b4bb6dc6cef677b15e2fd8e7d48c0908f # v1.3.1
+
+      - name: Set up php${{ steps.versions.outputs.php-available }}
+        uses: shivammathur/setup-php@c541c155eee45413f5b09a52248675b1a2575231 # v2.31.1
+        with:
+          php-version: ${{ steps.versions.outputs.php-available }}
+          extensions: bz2, ctype, curl, dom, fileinfo, gd, iconv, intl, json, libxml, mbstring, openssl, pcntl, posix, session, simplexml, xmlreader, xmlwriter, zip, zlib, sqlite, pdo_sqlite
+          coverage: none
+          ini-file: development
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+
+      - name: Install dependencies
+        run: composer i
+
+      - name: Run coding standards check
+        run: composer run psalm

.gitignore

@@ -61,6 +61,6 @@ nbproject
 /tests/karma-coverage
 .php_cs.cache
 node_modules
-/vendor
+**/vendor/
 /build
 composer.phar

REUSE.toml

@@ -18,7 +18,7 @@ SPDX-FileCopyrightText = "2023 Nextcloud GmbH and Nextcloud contributors"
 SPDX-License-Identifier = "AGPL-3.0-or-later"
 
 [[annotations]]
-path = ["composer.json", "composer.lock", "package-lock.json", "package.json"]
+path = ["**/composer.json", "**/composer.lock", "package-lock.json", "package.json"]
 precedence = "aggregate"
 SPDX-FileCopyrightText = "2020 Nextcloud GmbH and Nextcloud contributors"
 SPDX-License-Identifier = "AGPL-3.0-or-later"

composer.json

@@ -4,17 +4,27 @@
 		"optimize-autoloader": true,
 		"classmap-authoritative": true,
 		"platform": {
-			"php": "7.4"
+			"php": "8.1"
+		},
+		"allow-plugins": {
+			"bamarni/composer-bin-plugin": true
 		}
 	},
 	"scripts": {
+		"post-install-cmd": [
+			"@composer bin psalm install --ansi"
+		],
 		"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",
+		"psalm": "psalm --threads=1",
+		"psalm:update-baseline": "psalm --threads=1 --update-baseline",
+		"psalm:clear": "psalm --clear-cache && psalm --clear-global-cache",
 		"test:unit": "phpunit -c tests/phpunit.xml"
 	},
 	"require-dev": {
-		"nextcloud/coding-standard": "^1.0.0",
-		"phpunit/phpunit": "^9"
+		"nextcloud/coding-standard": "^1.1.1",
+		"phpunit/phpunit": "^9",
+		"bamarni/composer-bin-plugin": "^1.8"
 	}
 }