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Allow params field to be omitted in requests for methods that don't require them (#17)

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* Allow `params` field to be omitted in requests for methods with empty parameters

* Add ping request to roundtrip test

* Generalize decoding of non-required parameters
This commit is contained in:
Mattt 2025-03-17 05:26:47 -07:00 • committed by GitHub
commit 6f1f65a392
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1 changed files with 206 additions and 25 deletions
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21
Sources/MCP/Client/Client.swift
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@ -305,7 +305,12 @@ public actor Client {
-> (prompts: [Prompt], nextCursor: String?)
{
_ = try checkCapability(\.prompts, "Prompts")
let request = ListPrompts.request(.init(cursor: cursor))
let request: Request<ListPrompts>
if let cursor = cursor {
request = ListPrompts.request(.init(cursor: cursor))
} else {
request = ListPrompts.request(.init())
}
let result = try await send(request)
return (prompts: result.prompts, nextCursor: result.nextCursor)
}
@ -323,7 +328,12 @@ public actor Client {
resources: [Resource], nextCursor: String?
) {
_ = try checkCapability(\.resources, "Resources")
let request = ListResources.request(.init(cursor: cursor))
let request: Request<ListResources>
if let cursor = cursor {
request = ListResources.request(.init(cursor: cursor))
} else {
request = ListResources.request(.init())
}
let result = try await send(request)
return (resources: result.resources, nextCursor: result.nextCursor)
}
@ -338,7 +348,12 @@ public actor Client {
public func listTools(cursor: String? = nil) async throws -> [Tool] {
_ = try checkCapability(\.tools, "Tools")
let request = ListTools.request(.init(cursor: cursor))
let request: Request<ListTools>
if let cursor = cursor {
request = ListTools.request(.init(cursor: cursor))
} else {
request = ListTools.request(.init())
}
let result = try await send(request)
return result.tools
}