allow to omit a name for static columns

Author: Eugene Tupikov

CHANGELOG.md

@@ -4,7 +4,8 @@ Yii2 multiple input change log
 2.18.0 (in development)
 =======================
 - #246 accept `\Traversable` in model attribute for `yield` compatibility (bscheshirwork) 
-- #250 accept `\Traversable` in TableRenderer and ListRenderer for `yield` compatibility (bscheshirwork) 
+- #250 accept `\Traversable` in TableRenderer and ListRenderer for `yield` compatibility (bscheshirwork)
+- #253 allow to omit a name for static column 
 
 2.17.0
 ======

examples/views/multiple-input.php

@@ -124,7 +124,7 @@
             ]
         ],
         [
-            'name'  => 'comment',
+            'name'  => 'comment', // can be ommited in case of static column
             'type'  => MultipleInputColumn::TYPE_STATIC,
             'value' => function($data) {
                 return Html::tag('span', 'static content', ['class' => 'label label-info']);
@@ -180,4 +180,4 @@
         });
 JS;
 
-$this->registerJs($js);
+$this->registerJs($js);

src/components/BaseColumn.php

@@ -38,6 +38,8 @@ abstract class BaseColumn extends BaseObject
 
     const TABINDEX = 1;
 
+    const DEFAULT_STATIC_COLUMN_NAME = 'static-column';
+
     /**
      * @var string input name
      */
@@ -128,7 +130,7 @@ abstract class BaseColumn extends BaseObject
      * @since 2.8
      */
     public $nameSuffix;
-    
+
     /**
      * @var Model|ActiveRecordInterface|array
      */
@@ -165,14 +167,18 @@ public function init()
     {
         parent::init();
 
-        if (empty($this->name)) {
-            throw new InvalidConfigException("The 'name' option is required.");
-        }
-
         if ($this->type === null) {
             $this->type = self::TYPE_TEXT_INPUT;
         }
 
+        if ($this->type === self::TYPE_STATIC && empty($this->name)) {
+            $this->name = self::DEFAULT_STATIC_COLUMN_NAME;
+        }
+
+        if (empty($this->name)) {
+            throw new InvalidConfigException("The 'name' option is required.");
+        }
+
         if (empty($this->options)) {
             $this->options = [];
         }