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vendor/maatwebsite/excel/src/DelegatedMacroable.php

@@ -0,0 +1,36 @@
+<?php
+
+namespace Maatwebsite\Excel;
+
+use Illuminate\Support\Traits\Macroable;
+
+trait DelegatedMacroable
+{
+    use Macroable {
+        __call as __callMacro;
+    }
+
+    /**
+     * Dynamically handle calls to the class.
+     *
+     * @param  string $method
+     * @param  array  $parameters
+     *
+     * @return mixed
+     */
+    public function __call($method, $parameters)
+    {
+        if (method_exists($this->getDelegate(), $method)) {
+            return call_user_func_array([$this->getDelegate(), $method], $parameters);
+        }
+
+        array_unshift($parameters, $this);
+
+        return $this->__callMacro($method, $parameters);
+    }
+
+    /**
+     * @return object
+     */
+    abstract public function getDelegate();
+}