vendor and env first commit

vendor/laravel/framework/src/Illuminate/Validation/NestedRules.php

@@ -0,0 +1,58 @@
+<?php
+
+namespace Illuminate\Validation;
+
+use Illuminate\Support\Arr;
+
+class NestedRules
+{
+    /**
+     * The callback to execute.
+     *
+     * @var callable
+     */
+    protected $callback;
+
+    /**
+     * Create a new nested rule instance.
+     *
+     * @param  callable  $callback
+     * @return void
+     */
+    public function __construct(callable $callback)
+    {
+        $this->callback = $callback;
+    }
+
+    /**
+     * Compile the callback into an array of rules.
+     *
+     * @param  string  $attribute
+     * @param  mixed  $value
+     * @param  mixed  $data
+     * @param  mixed  $context
+     * @return \stdClass
+     */
+    public function compile($attribute, $value, $data = null, $context = null)
+    {
+        $rules = call_user_func($this->callback, $value, $attribute, $data, $context);
+
+        $parser = new ValidationRuleParser(
+            Arr::undot(Arr::wrap($data))
+        );
+
+        if (is_array($rules) && ! array_is_list($rules)) {
+            $nested = [];
+
+            foreach ($rules as $key => $rule) {
+                $nested[$attribute.'.'.$key] = $rule;
+            }
+
+            $rules = $nested;
+        } else {
+            $rules = [$attribute => $rules];
+        }
+
+        return $parser->explode(ValidationRuleParser::filterConditionalRules($rules, $data));
+    }
+}