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Add explicit LLM stream lifecycle events (#26722)

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Kit Langton 2026-05-10 12:19:13 -04:00 • committed by GitHub
commit ce061bf661
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16 changed files with 200 additions and 125 deletions
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4
packages/llm/test/adapter.test.ts
View file

@ -50,7 +50,9 @@ const request = LLM.request({
})
const raiseEvent = (event: FakeEvent): import("../src/schema").LLMEvent =>
event.type === "finish" ? { type: "request-finish", reason: event.reason } : { type: "text-delta", text: event.text }
event.type === "finish"
? { type: "request-finish", reason: event.reason }
: { type: "text-delta", id: "text-0", text: event.text }
const fakeProtocol = Protocol.make<FakeBody, FakeEvent, FakeEvent, void>({
id: "fake",

2
packages/llm/test/llm.test.ts
View file

@ -126,7 +126,7 @@ describe("llm constructors", () => {
expect(
LLMResponse.text({
events: [
{ type: "text-delta", text: "hi" },
{ type: "text-delta", id: "text-0", text: "hi" },
{ type: "request-finish", reason: "stop" },
],
}),

2
packages/llm/test/provider/anthropic-messages.test.ts
View file

@ -115,7 +115,7 @@ describe("Anthropic Messages route", () => {
cacheReadInputTokens: 1,
totalTokens: 7,
})
expect(response.events.find((event) => event.type === "reasoning-delta" && event.text === "")).toMatchObject({
expect(response.events.find((event) => event.type === "reasoning-end")).toMatchObject({
providerMetadata: { anthropic: { signature: "sig_1" } },
})
expect(response.events.at(-1)).toMatchObject({

6
packages/llm/test/provider/gemini.test.ts
View file

@ -204,9 +204,9 @@ describe("Gemini route", () => {
totalTokens: 7,
})
expect(response.events).toEqual([
{ type: "reasoning-delta", text: "thinking" },
{ type: "text-delta", text: "Hello" },
{ type: "text-delta", text: "!" },
{ type: "reasoning-delta", id: "reasoning-0", text: "thinking" },
{ type: "text-delta", id: "text-0", text: "Hello" },
{ type: "text-delta", id: "text-0", text: "!" },
{
type: "request-finish",
reason: "stop",

4
packages/llm/test/provider/openai-chat.test.ts
View file

@ -225,8 +225,8 @@ describe("OpenAI Chat route", () => {
expect(response.text).toBe("Hello!")
expect(response.events).toEqual([
{ type: "text-delta", text: "Hello" },
{ type: "text-delta", text: "!" },
{ type: "text-delta", id: "text-0", text: "Hello" },
{ type: "text-delta", id: "text-0", text: "!" },
{
type: "request-finish",
reason: "stop",

6
packages/llm/test/provider/openai-responses.test.ts
View file

@ -336,8 +336,8 @@ describe("OpenAI Responses route", () => {
expect(response.text).toBe("Hello!")
expect(response.events).toEqual([
{ type: "text-delta", id: "msg_1", text: "Hello", providerMetadata: { openai: { itemId: "msg_1" } } },
{ type: "text-delta", id: "msg_1", text: "!", providerMetadata: { openai: { itemId: "msg_1" } } },
{ type: "text-delta", id: "msg_1", text: "Hello" },
{ type: "text-delta", id: "msg_1", text: "!" },
{
type: "request-finish",
reason: "stop",
@ -394,14 +394,12 @@ describe("OpenAI Responses route", () => {
id: "call_1",
name: "lookup",
text: '{"query"',
providerMetadata: { openai: { itemId: "item_1" } },
},
{
type: "tool-input-delta",
id: "call_1",
name: "lookup",
text: ':"weather"}',
providerMetadata: { openai: { itemId: "item_1" } },
},
{
type: "tool-call",