Issue #3246680: Also match on whether or not versions have an API prefix

release/views/handlers/project_release_handler_filter_version.inc

@@ -127,9 +127,12 @@ class project_release_handler_filter_version extends views_handler_filter_field_
     foreach ($this->value as &$value) {
       if (preg_match('/^(?<type>any|all)_(?<series>.*)$/', $value, $match)) {
         if ($match['type'] === 'any') {
-          // Use option groups which match the version number prefix.
+          // Use option groups which match the version number prefix and
+          // existence of an API prefix.
+          $has_api_tid_regex = project_release_has_api_tid_regex();
+          $has_api_tid = preg_match($has_api_tid_regex, $match['series']);
           foreach (array_filter($this->value_options, 'is_array') as $key => $options) {
-            if (strpos($key, $match['series']) === 0) {
+            if (strpos($key, $match['series']) === 0 && preg_match($has_api_tid_regex, $key) === $has_api_tid) {
               $this->value += $options;
             }
           }