nonbinary.computer
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oppi.li/claude-code
source dump of claude code
oppi.li
1import type {
2 RenderableMessage,
3 SystemStopHookSummaryMessage,
4} from '../types/message.js'
5
6function isLabeledHookSummary(
7 msg: RenderableMessage,
8): msg is SystemStopHookSummaryMessage {
9 return (
10 msg.type === 'system' &&
11 msg.subtype === 'stop_hook_summary' &&
12 msg.hookLabel !== undefined
13 )
14}
15
16/**
17 * Collapses consecutive hook summary messages with the same hookLabel
18 * (e.g. PostToolUse) into a single summary. This happens when parallel
19 * tool calls each emit their own hook summary.
20 */
21export function collapseHookSummaries(
22 messages: RenderableMessage[],
23): RenderableMessage[] {
24 const result: RenderableMessage[] = []
25 let i = 0
26
27 while (i < messages.length) {
28 const msg = messages[i]!
29 if (isLabeledHookSummary(msg)) {
30 const label = msg.hookLabel
31 const group: SystemStopHookSummaryMessage[] = []
32 while (i < messages.length) {
33 const next = messages[i]!
34 if (!isLabeledHookSummary(next) || next.hookLabel !== label) break
35 group.push(next)
36 i++
37 }
38 if (group.length === 1) {
39 result.push(msg)
40 } else {
41 result.push({
42 ...msg,
43 hookCount: group.reduce((sum, m) => sum + m.hookCount, 0),
44 hookInfos: group.flatMap(m => m.hookInfos),
45 hookErrors: group.flatMap(m => m.hookErrors),
46 preventedContinuation: group.some(m => m.preventedContinuation),
47 hasOutput: group.some(m => m.hasOutput),
48 // Parallel tool calls' hooks overlap; max is closest to wall-clock.
49 totalDurationMs: Math.max(...group.map(m => m.totalDurationMs ?? 0)),
50 })
51 }
52 } else {
53 result.push(msg)
54 i++
55 }
56 }
57
58 return result
59}