added __debugInfo magic method, do not use field default values in row

src/Row.php

@@ -20,34 +20,30 @@ public function __construct(Table $table)
     {
         parent::__construct($table);
 
-        $defaults = [];
-
         foreach ($table->getScheme()['fields'] as $name => $field) {
-            $defaults[$name] = $field['default'];
+            $this->values[$name] = null;
         }
-
-        $this->init($defaults);
     }
 
     /**
-     * Clear the current cache.
+     * Debug info.
+     * 
+     * @return array
      */
-    public function clearCache()
+    public function __debugInfo()
     {
-        $this->relations = [];
+        return [
+            'table' => $this->getTable()->name,
+            'values' => $this->values,
+        ];
     }
 
     /**
-     * Initialize the row with the data from database.
-     * 
-     * @param array $values
-     * @param array $relations
+     * Clear the current cache.
      */
-    public function init(array $values, array $relations = [])
+    public function clearCache()
     {
-        $this->values = $values;
-        $this->relations = $relations;
-        $this->changed = false;
+        $this->relations = [];
     }
 
     /**

src/RowCollection.php

@@ -15,6 +15,19 @@ class RowCollection extends AbstractRow implements ArrayAccess, Iterator, Counta
     private $rows = [];
     private $loadedRelations = [];
 
+    /**
+     * Debug info.
+     * 
+     * @return array
+     */
+    public function __debugInfo()
+    {
+        return [
+            'table' => $this->getTable()->name,
+            'rows' => $this->rows,
+        ];
+    }
+
     /**
      * Magic method to get properties from all rows.
      *

src/Table.php

@@ -40,6 +40,19 @@ final public function __construct(SimpleCrud $db, $name)
         $this->init();
     }
 
+    /**
+     * Debug info.
+     * 
+     * @return array
+     */
+    public function __debugInfo()
+    {
+        return [
+            'name' => $this->name,
+            'fields' => $this->fields,
+        ];
+    }
+
     /**
      * Callback used to init the table.
      */