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V0.12.x (#215)

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* fix #203 NetworkTransport race, with main-isolated variables (#206)

Co-authored-by: wti <wti@users.noreply.github.com>

* feat/auth: Authentication implementation (#205)

* feat: added authentication

* feat(auth): improvement to error handling

* feat(auth): updated errors and tests in OAuthClientRegistrar

* feat(auth): updated ci conformance package version

* feat(auth): bumped node version

* feat(auth): updated ci conformance step

* feat(auth): improvement to Linux support

* chore: added docc plugin

* chore: added spi yml

* chore: added documentation step to ci

* chore: increased timeout for test from 5 to 10m

---------

Co-authored-by: Paal Øye-Strømme <paal.o.eye@gmail.com>
Co-authored-by: wti <wti@users.noreply.github.com>
Co-authored-by: yehorsobko <yehorsobko@macpaw.com>
This commit is contained in:
Maksym Mova 2026-03-24 11:05:22 +02:00 • committed by GitHub
commit 6132fd4b5b
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1 changed files with 10925 additions and 199 deletions
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16
Sources/MCP/Base/Transports/NetworkTransport.swift
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@ -511,8 +511,8 @@ import Logging
var messageWithNewline = message
messageWithNewline.append(UInt8(ascii: "\n"))
// Use a local actor-isolated variable to track continuation state
var sendContinuationResumed = false
// Use a main-isolated variable to track continuation state
let sendContinuationResumed = MainFlag()
try await withCheckedThrowingContinuation {
[weak self] (continuation: CheckedContinuation<Void, Swift.Error>) in
@ -529,8 +529,8 @@ import Logging
guard let self = self else { return }
Task { @MainActor in
if !sendContinuationResumed {
sendContinuationResumed = true
if !sendContinuationResumed.flag {
sendContinuationResumed.flag = true
if let error = error {
self.logger.error("Send error: \(error)")
@ -747,7 +747,8 @@ import Logging
/// - Returns: The received data chunk
/// - Throws: Network errors or transport failures
private func receiveData() async throws -> Data {
var receiveContinuationResumed = false
// Use a main-isolated variable to track continuation state
let receiveContinuationResumed = MainFlag()
return try await withCheckedThrowingContinuation {
[weak self] (continuation: CheckedContinuation<Data, Swift.Error>) in
@ -760,8 +761,8 @@ import Logging
connection.receive(minimumIncompleteLength: 1, maximumLength: maxLength) {
content, _, isComplete, error in
Task { @MainActor in
if !receiveContinuationResumed {
receiveContinuationResumed = true
if !receiveContinuationResumed.flag {
receiveContinuationResumed.flag = true
if let error = error {
continuation.resume(throwing: MCPError.transportError(error))
} else if let content = content {
@ -787,6 +788,7 @@ import Logging
self.isConnected = connected
}
}
@MainActor final class MainFlag { var flag = false }
extension NWError {
/// Whether this error indicates a connection has been lost or reset.