pedi2/routes/api.php

<?php

use Illuminate\Http\Request;
use Illuminate\Support\Facades\Route;
use App\GrupoDeCompra;

/*
|--------------------------------------------------------------------------
| API Routes
|--------------------------------------------------------------------------
|
| Here is where you can register API routes for your application. These
| routes are loaded by the RouteServiceProvider within a group which
| is assigned the "api" middleware group. Enjoy building your API!
|
*/

Route::middleware('auth:api')->group(function () {
    Route::get('/regiones', function() {
    	return GrupoDeCompra::$regiones;
    });
});