1: <?php
2:
3: declare(strict_types=1);
4:
5: /**
6: * This file is part of the Nexus MCP SDK package.
7: *
8: * (c) 2026 John Paul E. Balandan, CPA <paulbalandan@gmail.com>
9: *
10: * For the full copyright and license information, please view
11: * the LICENSE file that was distributed with this source code.
12: */
13:
14: namespace Nexus\Mcp\Core\Schema\Elicitation;
15:
16: /**
17: * Marker for the `EnumSchema` union of enum-flavored `PrimitiveSchemaDefinition` variants.
18: *
19: * @template-covariant T of array<string, mixed> = array<string, mixed>
20: *
21: * @extends PrimitiveSchemaDefinition<T>
22: *
23: * @phpstan-sealed SingleSelectEnumSchema|MultiSelectEnumSchema|LegacyTitledEnumSchema
24: *
25: * @see https://modelcontextprotocol.io/specification/draft/schema#enumschema
26: */
27: interface EnumSchema extends PrimitiveSchemaDefinition
28: {
29: }
30: