Add psalm

Signed-off-by: Roeland Jago Douma <roeland@famdouma.nl>

4 files changed, 77 insertions, 3 deletions

diff --git a/.github/workflows/static-analysis.yml b/.github/workflows/static-analysis.yml
new file mode 100644
index 000000000..4f40268c6
--- /dev/null
+++ b/.github/workflows/static-analysis.yml
@@ -0,0 +1,26 @@
+name: Static analysis
+
+on: [pull_request]
+
+jobs:
+  static-psalm-analysis:
+      runs-on: ubuntu-latest
+      strategy:
+          matrix:
+              ocp-version: [ 'dev-master' ]
+      name: Nextcloud ${{ matrix.ocp-version }}
+      steps:
+          - name: Checkout
+            uses: actions/checkout@master
+          - name: Set up php
+            uses: shivammathur/setup-php@master
+            with:
+                php-version: 7.4
+                tools: composer:v1
+                coverage: none
+          - name: Install dependencies
+            run: composer i
+          - name: Install dependencies
+            run: composer require --dev christophwurst/nextcloud:${{ matrix.ocp-version }}
+          - name: Run coding standards check
+            run: composer run psalm
diff --git a/composer.json b/composer.json
index a7a1ef631..e7d6595e1 100644
--- a/composer.json
+++ b/composer.json
@@ -5,7 +5,8 @@
         "roave/security-advisories": "dev-master",
         "christophwurst/nextcloud": "^20.0",
         "jakub-onderka/php-parallel-lint": "^1.0.0",
-        "nextcloud/coding-standard": "^0.4.0"
+        "nextcloud/coding-standard": "^0.4.0",
+        "psalm/phar": "^4.3"
     },
     "license": "AGPLv3",
     "authors": [
@@ -18,6 +19,7 @@
     "scripts": {
       "lint": "find . -name \\*.php -not -path './vendor/*' -print0 | xargs -0 -n1 php -l",
       "cs:check": "php-cs-fixer fix --dry-run --diff",
-      "cs:fix": "php-cs-fixer fix"
+      "cs:fix": "php-cs-fixer fix",
+      "psalm": "psalm.phar"
     }
 }
diff --git a/composer.lock b/composer.lock
index 4b01c3ce0..569cacd09 100644
--- a/composer.lock
+++ b/composer.lock
@@ -4,7 +4,7 @@
         "Read more about it at https://getcomposer.org/doc/01-basic-usage.md#installing-dependencies",
         "This file is @generated automatically"
     ],
-    "content-hash": "fa6cd47af0015137fd6c4a376ffbad34",
+    "content-hash": "a3b7237135c9dd17a5f98f968b21155d",
     "packages": [],
     "packages-dev": [
         {
@@ -562,6 +562,37 @@
             "time": "2020-10-14T08:39:05+00:00"
         },
         {
+            "name": "psalm/phar",
+            "version": "4.3.1",
+            "source": {
+                "type": "git",
+                "url": "https://github.com/psalm/phar.git",
+                "reference": "f61d8f0eaaf5f7c26f1269ddeaf1fbe29dff1bee"
+            },
+            "dist": {
+                "type": "zip",
+                "url": "https://api.github.com/repos/psalm/phar/zipball/f61d8f0eaaf5f7c26f1269ddeaf1fbe29dff1bee",
+                "reference": "f61d8f0eaaf5f7c26f1269ddeaf1fbe29dff1bee",
+                "shasum": ""
+            },
+            "require": {
+                "php": "^7.1 || ^8.0"
+            },
+            "conflict": {
+                "vimeo/psalm": "*"
+            },
+            "bin": [
+                "psalm.phar"
+            ],
+            "type": "library",
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "MIT"
+            ],
+            "description": "Composer-based Psalm Phar",
+            "time": "2020-12-03T21:44:12+00:00"
+        },
+        {
             "name": "psr/container",
             "version": "1.0.0",
             "source": {
diff --git a/psalm.xml b/psalm.xml
new file mode 100644
index 000000000..3cda83ef2
--- /dev/null
+++ b/psalm.xml
@@ -0,0 +1,15 @@
+<?xml version="1.0"?>
+<psalm
+    errorLevel="4"
+    xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+    xmlns="https://getpsalm.org/schema/config"
+    xsi:schemaLocation="https://getpsalm.org/schema/config vendor/vimeo/psalm/config.xsd"
+    errorBaseline="tests/psalm-baseline.xml"
+>
+    <projectFiles>
+        <directory name="lib" />
+    </projectFiles>
+    <extraFiles>
+        <directory name="vendor" />
+    </extraFiles>
+</psalm>