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feat(condense v2.1): add smart code folding #10942

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Merged
mrubens merged 6 commits into from
Jan 27, 2026
+1,100 −104
Merged

feat(condense v2.1): add smart code folding #10942

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5d83512
feat(condense): add smart code folding with tree-sitter signatures
hannesrudolph Jan 24, 2026
3bde3cd
fix: skip tree-sitter error strings in folded file context
roomote Jan 24, 2026
ef960eb
refactor: move generateFoldedFileContext() inside summarizeConversati…
hannesrudolph Jan 26, 2026
0f4e7b7
fix: prioritize most recently read files in folded context
hannesrudolph Jan 26, 2026
bfb0d5f
refactor: improve code quality in condense module
daniel-lxs Jan 26, 2026
ddfcc7e
fix: address roomote feedback - batch error logging and early budget …
hannesrudolph Jan 27, 2026
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56 changes: 49 additions & 7 deletions src/core/condense/__tests__/condense.spec.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -136,7 +136,13 @@ Line 2
{ role: "user", content: "Ninth message" },
]

const result = await summarizeConversation(messages, mockApiHandler, "System prompt", taskId, false)
const result = await summarizeConversation({
messages,
apiHandler: mockApiHandler,
systemPrompt: "System prompt",
taskId,
isAutomaticTrigger: false,
})

// Verify we have a summary message with role "user" (fresh start model)
const summaryMessage = result.messages.find((msg) => msg.isSummary)
Expand Down Expand Up @@ -164,7 +170,13 @@ Line 2
{ role: "user", content: "Fifth message" },
]

const result = await summarizeConversation(messages, mockApiHandler, "System prompt", taskId, false)
const result = await summarizeConversation({
messages,
apiHandler: mockApiHandler,
systemPrompt: "System prompt",
taskId,
isAutomaticTrigger: false,
})

// All original messages should be tagged with condenseParent
const taggedMessages = result.messages.filter((msg) => !msg.isSummary)
Expand Down Expand Up @@ -193,7 +205,13 @@ Line 2
{ role: "user", content: "Ninth message" },
]

const result = await summarizeConversation(messages, mockApiHandler, "System prompt", taskId, false)
const result = await summarizeConversation({
messages,
apiHandler: mockApiHandler,
systemPrompt: "System prompt",
taskId,
isAutomaticTrigger: false,
})

const summaryMessage = result.messages.find((msg) => msg.isSummary)
expect(summaryMessage).toBeTruthy()
Expand Down Expand Up @@ -227,7 +245,13 @@ Line 2
{ role: "user", content: "Perfect!" },
]

const result = await summarizeConversation(messages, mockApiHandler, "System prompt", taskId, false)
const result = await summarizeConversation({
messages,
apiHandler: mockApiHandler,
systemPrompt: "System prompt",
taskId,
isAutomaticTrigger: false,
})

// Effective history should contain only the summary (fresh start)
const effectiveHistory = getEffectiveApiHistory(result.messages)
Expand All @@ -239,7 +263,13 @@ Line 2
it("should return error when not enough messages to summarize", async () => {
const messages: ApiMessage[] = [{ role: "user", content: "Only one message" }]

const result = await summarizeConversation(messages, mockApiHandler, "System prompt", taskId, false)
const result = await summarizeConversation({
messages,
apiHandler: mockApiHandler,
systemPrompt: "System prompt",
taskId,
isAutomaticTrigger: false,
})

// Should return an error since we have only 1 message
expect(result.error).toBeDefined()
Expand All @@ -253,7 +283,13 @@ Line 2
{ role: "user", content: "Previous summary", isSummary: true },
]

const result = await summarizeConversation(messages, mockApiHandler, "System prompt", taskId, false)
const result = await summarizeConversation({
messages,
apiHandler: mockApiHandler,
systemPrompt: "System prompt",
taskId,
isAutomaticTrigger: false,
})

// Should return an error due to recent summary with no substantial messages after
expect(result.error).toBeDefined()
Expand Down Expand Up @@ -286,7 +322,13 @@ Line 2
{ role: "user", content: "Seventh" },
]

const result = await summarizeConversation(messages, emptyHandler, "System prompt", taskId, false)
const result = await summarizeConversation({
messages,
apiHandler: emptyHandler,
systemPrompt: "System prompt",
taskId,
isAutomaticTrigger: false,
})

expect(result.error).toBeDefined()
expect(result.messages).toEqual(messages)
Expand Down
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