Merge pull request #15 from jslmorrison/feature/psalm-integration

Psalm integration

Author: Ocramius

composer.json

@@ -46,7 +46,9 @@
         "laminas/laminas-i18n": "~2.12",
         "laminas/laminas-stratigility": "^3.5",
         "phpspec/prophecy-phpunit": "^2.0",
-        "phpunit/phpunit": "^9.5.10"
+        "phpunit/phpunit": "^9.5.10",
+        "psalm/plugin-phpunit": "^0.17.0",
+        "vimeo/psalm": "^4.24"
     },
     "autoload": {
         "psr-4": {
@@ -66,7 +68,8 @@
         "cs-check": "phpcs",
         "cs-fix": "phpcbf",
         "test": "phpunit --colors=always",
-        "test-coverage": "phpunit --colors=always --coverage-clover clover.xml"
+        "test-coverage": "phpunit --colors=always --coverage-clover clover.xml",
+        "static-analysis": "psalm --shepherd --stats"
     },
     "conflict": {
         "zendframework/zend-expressive-zendrouter": "*"