diff core/lib/Drupal/Component/Plugin/Exception/MissingValueContextException.php @ 17:129ea1e6d783

Update, including to Drupal core 8.6.10

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/core/lib/Drupal/Component/Plugin/Exception/MissingValueContextException.php	Thu Feb 28 13:21:36 2019 +0000
@@ -0,0 +1,21 @@
+<?php
+
+namespace Drupal\Component\Plugin\Exception;
+
+/**
+ * An exception class thrown when contexts exist but are missing a value.
+ */
+class MissingValueContextException extends ContextException {
+
+  /**
+   * MissingValueContextException constructor.
+   *
+   * @param string[] $contexts_without_value
+   *   List of contexts with missing value.
+   */
+  public function __construct(array $contexts_without_value = []) {
+    $message = 'Required contexts without a value: ' . implode(', ', $contexts_without_value);
+    parent::__construct($message);
+  }
+
+}