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Merged
pull merged 1 commit into from
Jul 2, 2026
Merged

[pull] main from danny-avila:main #128

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9 changes: 6 additions & 3 deletions src/llm/anthropic/inherited-stream-events.spec.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -32,7 +32,6 @@ import { HumanMessage } from '@langchain/core/messages';
import { ChatModelStream } from '@langchain/core/language_models/stream';
import type { BaseChatModelCallOptions } from '@langchain/core/language_models/chat_models';
import type { ChatModelStreamEvent } from '@langchain/core/language_models/event';
import type { Stream } from '@anthropic-ai/sdk/streaming';
import type {
AnthropicMessageStreamEvent,
AnthropicRequestOptions,
Expand All @@ -57,10 +56,14 @@ class MockStreamChatAnthropic extends ChatAnthropic {
this.mockEvents = mockEvents;
}

// Inherit the base method's own Stream identity instead of importing
// @anthropic-ai/sdk/streaming here: the SDK ships dual .d.ts/.d.mts types,
// and an independent import can resolve to the other format's identity
// depending on compile order (flaky TS2416 in sharded CI).
protected override async createStreamWithRetry(
request: AnthropicStreamingMessageCreateParams,
_options?: AnthropicRequestOptions
): Promise<Stream<AnthropicMessageStreamEvent>> {
): ReturnType<ChatAnthropic['createStreamWithRetry']> {
this.capturedRequest = request;
const events = this.mockEvents;
return {
Expand All @@ -70,7 +73,7 @@ class MockStreamChatAnthropic extends ChatAnthropic {
yield event as AnthropicMessageStreamEvent;
}
},
} as unknown as Stream<AnthropicMessageStreamEvent>;
} as unknown as Awaited<ReturnType<ChatAnthropic['createStreamWithRetry']>>;
}
}

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