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[Schema] Drop SDK-only name pattern on resources and resource templates (#430)

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* [Schema] Drop SDK-only name pattern on resources and resource templates

* Update src/Schema/ResourceDefinition.php

* Update src/Schema/ResourceTemplate.php
This commit is contained in:
Christopher Hertel 2026-08-18 02:09:07 +02:00 • committed by GitHub
commit d5351759d7
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GPG key ID: B5690EEEBB952194
2 changed files with 49 additions and 16 deletions
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8
src/Schema/ResourceDefinition.php
View file

@ -35,11 +35,6 @@ use Mcp\Exception\InvalidArgumentException;
*/
class ResourceDefinition implements \JsonSerializable
{
/**
* Resource name pattern regex - must contain only alphanumeric characters, underscores, and hyphens.
*/
private const RESOURCE_NAME_PATTERN = '/^[a-zA-Z0-9_-]+$/';
/**
* URI pattern regex - requires a valid scheme followed by colon and optional path (RFC 3986).
* Example patterns: file://path, db://table, urn:isbn:123, config:key, etc.
@ -68,9 +63,6 @@ class ResourceDefinition implements \JsonSerializable
public readonly ?array $icons = null,
public readonly ?array $meta = null,
) {
if (!preg_match(self::RESOURCE_NAME_PATTERN, $name)) {
throw new InvalidArgumentException(\sprintf('Invalid resource name "%s": must contain only alphanumeric characters, underscores, and hyphens.', $name));
}
if (!preg_match(self::URI_PATTERN, $uri)) {
throw new InvalidArgumentException(\sprintf('Invalid resource URI: "%s" must be a valid URI with a scheme and optional path.', $uri));
}

8
src/Schema/ResourceTemplate.php
View file

@ -32,11 +32,6 @@ use Mcp\Exception\InvalidArgumentException;
*/
class ResourceTemplate implements \JsonSerializable
{
/**
* Resource name pattern regex - must contain only alphanumeric characters, underscores, and hyphens.
*/
private const RESOURCE_NAME_PATTERN = '/^[a-zA-Z0-9_-]+$/';
/**
* URI Template pattern regex - requires a valid scheme followed by colon and path with at least one placeholder (RFC 3986).
* Example patterns: file://{path}/contents.txt, db://{table}/{id}, config:{key}, etc.
@ -61,9 +56,6 @@ class ResourceTemplate implements \JsonSerializable
public readonly ?Annotations $annotations = null,
public readonly ?array $meta = null,
) {
if (!preg_match(self::RESOURCE_NAME_PATTERN, $name)) {
throw new InvalidArgumentException(\sprintf('Invalid resource name "%s": must contain only alphanumeric characters, underscores, and hyphens.', $name));
}
if (!preg_match(self::URI_TEMPLATE_PATTERN, $uriTemplate)) {
throw new InvalidArgumentException(\sprintf('Invalid URI template : "%s" must be a valid URI template with at least one placeholder.', $uriTemplate));
}