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[Form] Remove unused legacy code in ChoiceType #18299

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Merged
merged 1 commit into from
Mar 25, 2016
Merged

[Form] Remove unused legacy code in ChoiceType #18299

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19 changes: 1 addition & 18 deletions src/Symfony/Component/Form/Extension/Core/Type/ChoiceType.php
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Original file line number Diff line number Diff line change
Expand Up @@ -357,21 +357,6 @@ public function getBlockPrefix()
return 'choice';
}

private static function flipRecursive($choices, &$output = array())
{
foreach ($choices as $key => $value) {
if (is_array($value)) {
$output[$key] = array();
self::flipRecursive($value, $output[$key]);
continue;
}

$output[$value] = $key;
}

return $output;
}

/**
* Adds the sub fields for an expanded choice field.
*
Expand Down Expand Up @@ -447,9 +432,7 @@ private function createChoiceListView(ChoiceListInterface $choiceList, array $op
// If no explicit grouping information is given, use the structural
// information from the "choices" option for creating groups
if (!$options['group_by'] && $options['choices']) {
$options['group_by'] = !$options['choices_as_values']
? self::flipRecursive($options['choices'])
: $options['choices'];
$options['group_by'] = $options['choices'];
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What if someone still uses the choices_as_values option?

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@xabbuh Thanks for the review.

choices_as_values is normalized to true since 3.0 and deprecated in 3.1.

This change is safe.

}

return $this->choiceListFactory->createView(
Expand Down
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