Automattic\WooCommerce\Vendor\GraphQL\Type\Definition

UnionType::resolveType │ public │ WC 1.0

Method of the class: UnionType{}

No Hooks.

Returns

null. Nothing (null).

Usage

$UnionType = new UnionType();
$UnionType->resolveType( $objectValue, $context, $info );
$objectValue(required)
.
$context(required)
.
$info(ResolveInfo) (required)
.

UnionType::resolveType() code WC 10.9.1

woocommerce/lib/packages/GraphQL/Type/Definition/UnionType.php 
public function resolveType($objectValue, $context, ResolveInfo $info)
{
    if (isset($this->config['resolveType'])) {
        return ($this->config['resolveType'])($objectValue, $context, $info);
    }

    return null;
}