feat: STUBS!

php-packages/phpstan/stubs/Illuminate/Database/EloquentCollection.stub

@@ -0,0 +1,43 @@
+<?php
+
+namespace Illuminate\Database\Eloquent;
+
+use Illuminate\Support\Traits\EnumeratesValues;
+
+/**
+ * @template TValue
+ * @extends \Illuminate\Support\Collection<int, TValue>
+ */
+class Collection extends \Illuminate\Support\Collection
+{
+
+    /** @phpstan-use EnumeratesValues<TValue> */
+    use EnumeratesValues;
+
+    /**
+     * @param  mixed  $key
+     * @param  mixed  $default
+     * @phpstan-return TValue|null
+     */
+    public function find($key, $default = null) {}
+
+    /**
+     * @template TReturn
+     * @param callable(TValue, int): TReturn $callable
+     * @return static<TReturn>|\Illuminate\Support\Collection<int, TReturn>
+     */
+    public function map($callable) {}
+
+    /**
+     * @param callable(TValue, int): mixed $callback
+     * @return \Illuminate\Support\Collection<mixed, mixed>
+     */
+    public function flatMap(callable $callback) {}
+
+    /**
+     * @template TReturn
+     * @param callable(TValue ...$values): TReturn $callback
+     * @return static<TReturn>|\Illuminate\Support\Collection<int, TReturn>
+     */
+    public function mapSpread(callable $callback) {}
+}