From 65bec43b4525a273cc0c837514c3e93afdd5a3ac Mon Sep 17 00:00:00 2001
From: Aldarien <aldarien85@gmail.com>
Date: Mon, 3 Aug 2020 23:50:58 -0400
Subject: [PATCH] FIX: Herencia de cambios anteriores

---
 common/Define/Model.php | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/common/Define/Model.php b/common/Define/Model.php
index 5b2a59e..5be2247 100644
--- a/common/Define/Model.php
+++ b/common/Define/Model.php
@@ -37,7 +37,7 @@ abstract class Model extends BaseModel implements ModelInterface {
     }
     return $definitions;
   }
-  public function parentOf(string $child_model_class, array $relation_definitions): array {
+  public function parentOf(string $child_model_class, array $relation_definitions): ?array {
     $relation_definitions = $this->checkDefinitions($relation_definitions, [
       Model::SELF_KEY,
       Model::CHILD_KEY
@@ -54,7 +54,7 @@ abstract class Model extends BaseModel implements ModelInterface {
       ])
       ->many();
   }
-  public function childOf(string $parent_model_class, array $relation_definitions): ModelInterface {
+  public function childOf(string $parent_model_class, array $relation_definitions): ?ModelInterface {
     $relation_definitions = $this->checkDefinitions($relation_definitions, [
       Model::SELF_KEY,
       Model::PARENT_KEY
@@ -72,7 +72,7 @@ abstract class Model extends BaseModel implements ModelInterface {
       ])
       ->one();
   }
-  public function siblingOf(string $sibling_model_class, string $connecting_table, array $relation_definitions): array {
+  public function siblingOf(string $sibling_model_class, string $connecting_table, array $relation_definitions): ?array {
     $relation_definitions = $this->checkDefinitions($relation_definitions, [
       Model::SELF_KEY,
       Model::SIBLING_KEY,