protected function FlatteningOptionsTrait::flatteningOptions in Select2 Boxes 8

Flattening multi-bundled options to prevent possible collisions.

Parameters

array &$options: Options array.

2 calls to FlatteningOptionsTrait::flatteningOptions()

MultiSelect2BoxesAutocompleteWidget::formElement in src/Plugin/Field/FieldWidget/MultiSelect2BoxesAutocompleteWidget.php

Returns the form for a single field widget.

SingleSelect2BoxesAutocompleteWidget::formElement in src/Plugin/Field/FieldWidget/SingleSelect2BoxesAutocompleteWidget.php

Returns the form for a single field widget.

File

src/FlatteningOptionsTrait.php, line 18

Class

FlatteningOptionsTrait

Trait FlatteningOptionsTrait.

Namespace

Drupal\select2boxes

Code

protected function flatteningOptions(array &$options) {

  // Fix for multi-bundled options.
  $flat_options = [];
  foreach ($options as $key => $option) {
    if (is_array($option)) {
      $flat_options += $option;
      unset($options[$key]);
    }
  }
  $options += $flat_options;
}