Composer: differentiate between dev and no-dev files for autoloading

As suggested in JakubOnderka/PHP-Parallel-Lint 140

Props mfn

Co-authored-by: Markus Podar <[email protected]>

Author: 2 people

Diff for: composer.json

@@ -30,7 +30,12 @@
     },
     "autoload": {
         "classmap": [
-            "./"
+            "./src/"
+        ]
+    },
+    "autoload-dev": {
+        "classmap": [
+            "./tests/"
         ]
     },
     "bin": [