Tianyi Cui 5a5b7d19c3 fix(agent): contain a throwing agent/disposed listener in the register disposer (Codex review)
Codex found a real teardown-leak (A): the AgentHandle's composite effect runs
its disposers as a `.then()` chain, and the register disposer emitted
`agent/disposed` UNCONTAINED. A throwing listener rejected the chain, skipping
the LATER session-detach disposer — stranding the session in the store with
`onAppend` attached (a leak AND a durability hole, since the new composite
design relies on detach running). Verified by tracing fiber.ts:299-301
(`task = task.then(dispose)`) against the yield order in AgentLoop.start.

Wrap the disposer's `agent/disposed` emit in try/catch + logger.warn (the
store entry is already removed before the emit — the useful state is captured
— so logging and continuing is correct, mirroring the guarded `agent/status`
emit in ReactLoopAgent). The sibling `agent/created` emit stays uncontained on
purpose: its throw is MEANT to propagate and roll the registration back.

Regression test (acp dispose.spec): register a throwing `agent/disposed`
listener, drive a clean turn, dispose, assert the session was STILL removed.
Confirmed it FAILS without the guard (the throw escapes dispose and detach is
skipped) and passes with it.

Also (B): document the new `prepare`/`enter`/`announce` ordered-teardown
lifecycle primitives in the dsh-session README (they are public cross-package
methods now consumed by dsh-agent-loop).
2026-06-20 07:47:24 +08:00
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2026-06-16 14:55:37 +08:00

DeepSeek Harness

Monorepo for the DeepSeek Harness group.

Projects

  • DeepSeek Code — DeepSeek's coding agent product.

Development

This monorepo is built on the Cordis framework (vendored as source under vendor/), microkernel-style: everything is a plugin.

pnpm install
pnpm run test          # vitest
pnpm run demo:echo     # runnable echo-agent example (no API key needed)
pnpm run demo:coding   # the real DeepSeek coding agent (needs DEEPSEEK_API_KEY)

For humans, start with the development guide for local setup, hooks, environment variables, and quality gates, then read the architecture design before package work. Local context lives in packages/ and vendor/.

For agents, follow AGENTS.md.

Description
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Readme MIT 120 MiB
Languages
TypeScript 97%
CSS 1.6%
Python 0.7%
JavaScript 0.6%