1 <?php

     2 

     3 /*

     4  * This file is part of the Symfony package.

     5  *

     6  * (c) Fabien Potencier <fabien@symfony.com>

     7  *

     8  * For the full copyright and license information, please view the LICENSE

     9  * file that was distributed with this source code.

    10  */

    11 

    12 namespace Symfony\Component\Form;

    13 

    14 /**

    15  * Interface for extensions which provide types, type extensions and a guesser.

    16  */

    17 interface FormExtensionInterface

    18 {

    19     /**

    20      * Returns a type by name.

    21      *

    22      * @param string $name The name of the type

    23      *

    24      * @return FormTypeInterface The type

    25      */

    26     function getType($name);

    27 

    28     /**

    29      * Returns whether the given type is supported.

    30      *

    31      * @param string $name The name of the type

    32      *

    33      * @return Boolean Whether the type is supported by this extension

    34      */

    35     function hasType($name);

    36 

    37     /**

    38      * Returns the extensions for the given type.

    39      *

    40      * @param string $name The name of the type

    41      *

    42      * @return array An array of extensions as FormTypeExtensionInterface instances

    43      */

    44     function getTypeExtensions($name);

    45 

    46     /**

    47      * Returns whether this extension provides type extensions for the given type.

    48      *

    49      * @param string $name The name of the type

    50      *

    51      * @return Boolean Whether the given type has extensions

    52      */

    53     function hasTypeExtensions($name);

    54 

    55     /**

    56      * Returns the type guesser provided by this extension.

    57      *

    58      * @return FormTypeGuesserInterface|null The type guesser

    59      */

    60     function getTypeGuesser();

    61 }