New --write-mixin option. (#764)

* New --write-mixin option.

* Keep all tags from the existing docblock.

* Update argument description to be more descriptive

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

* Add the new --write-mixin option to the docs

* Add test for the new --write-mixin option

* Update README.md

* composer fix-style

* Adapt test after refactoring recently done

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

tests/Console/ModelsCommand/GeneratePhpdocWithMixin/Models/Post.php

@@ -0,0 +1,15 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Barryvdh\LaravelIdeHelper\Tests\Console\ModelsCommand\GeneratePhpdocWithMixin\Models;
+
+use Illuminate\Database\Eloquent\Model;
+
+/**
+ * @property $someProp
+ * @method someMethod(string $method)
+ */
+class Post extends Model
+{
+}