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Merge branch 'worktree/agent-execution-context-rfc' into worktree/explicit-turn-signal

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This commit is contained in:
Yichen Jiang
2026-07-18 21:33:17 +08:00
parent 55916f931d a42c28cdc9
commit cddb79e844
683 changed files with 37770 additions and 8712 deletions
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19
packages/guard/repeat-tool-guard/src/index.ts
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@@ -140,16 +140,11 @@ function validateThresholds(values: number[]): number[] {
}
/**
* Concatenate the guard's reminder context with a downstream listener's
* optional one so folding drops neither. The merged block carries the guard's
* `source` — a `HookContext` holds one `MessageSource` and the seam cannot
* represent mixed provenance; the rendered `context/message` only
* distinguishes by `source.kind`, so a downstream plugin's text is still
* correctly framed as plugin context.
* Prepend the guard's reminder while preserving every downstream context's
* source, envelope, and metadata.
*/
function concatContext(ours: HookContext, theirs: HookContext | undefined): HookContext {
if (!theirs) return ours
return { content: [...ours.content, ...theirs.content], source: ours.source }
function prependContext(ours: HookContext, theirs: HookContext[] | undefined): HookContext[] {
return [ours, ...theirs ?? []]
}
/** One agent's consecutive-repeat chain: the last tracked call's identity key and its run length. */
@@ -211,19 +206,19 @@ export function apply(ctx: Context, config: Config): void {
// Observe-and-enrich, never veto: count first (state advances regardless of
// the downstream outcome), DELEGATE so a later listener can still block or
// replace, then fold the reminder onto whatever came back — additionalContext
// replace, then fold the reminder onto whatever came back — additionalContexts
// rides both decision variants, so a blocked call still gets the nudge.
ctx.on('tools/post-execute', async (exec, _result, next): Promise<PostToolDecision> => {
const reminder = observe(exec)
const downstream = await next()
if (!reminder) return downstream
if (downstream.kind === 'block') {
return { kind: 'block', feedback: downstream.feedback, additionalContext: concatContext(reminder, downstream.additionalContext) }
return { kind: 'block', feedback: downstream.feedback, additionalContexts: prependContext(reminder, downstream.additionalContexts) }
}
return {
kind: 'accept',
...downstream.content !== undefined ? { content: downstream.content } : {},
additionalContext: concatContext(reminder, downstream.additionalContext),
additionalContexts: prependContext(reminder, downstream.additionalContexts),
}
})