{ "description": "Browse aymeric's, an independent, searchable archive of readable snapshots from followed feeds, preserved in Git with aggr.", "feed_url": "https://aggr.aymericbeaumet.com/sources/gist.github.com/feed.json", "home_page_url": "https://aggr.aymericbeaumet.com/sources/gist.github.com/", "items": [ { "authors": [ { "name": "NikZaal" } ], "content_html": "
// no-agent-summary.js v2: Bun --preload hook that switches off Claude Code's `agent_summary`\n// side-query. Unofficial, not affiliated with Anthropic. Tested on Linux, Claude Code 2.1.301.\n// Install, env vars, verification and fail-open caveats: README.md.\n//\n// SPDX-License-Identifier: MIT\n// Copyright (c) 2026 Flamerix AI (https://flamerix.ai). Provided "as is", without warranty;\n// full license text: README.md.\n//\n// Anchors: the summarizer's debug-log line and its query-source id, both inside the timer\n// callback on 2.1.301.\nconst IN_COMPILED_BUN =\n  typeof Bun !== "undefined" && typeof Bun.main === "string" && Bun.main.startsWith("/$bunfs/");\n\nfunction install() {\n  const fs = require("fs");\n  const ANCHORS = ["[AgentSummary] Timer fired", "agent_summary"];\n  const RAW_MODE = process.env.CC_AGENT_SUMMARY_MODE || "off";\n  const MODE = RAW_MODE === "pass" ? "pass" : "off";\n  if (RAW_MODE !== MODE) process.stderr.write(`[no-agent-summary] unknown mode ${RAW_MODE}, forcing off\\n`);\n  const LOG = process.env.CC_AGENT_SUMMARY_LOG;\n  const log = (s) => { if (LOG) { try { fs.appendFileSync(LOG, `${new Date().toISOString()} pid=${process.pid} ${s}\\n`); } catch {} } };\n\n  const verdict = new WeakMap(); // fn -> bool (is the summary timer callback)\n  function isSummaryTimer(fn) {\n    if (typeof fn !== "function") return false;\n    let v = verdict.get(fn);\n    if (v === undefined) {\n      try {\n        const src = Function.prototype.toString.call(fn);\n        v = ANCHORS.some((a) => src.includes(a));\n      } catch { v = false; }\n      verdict.set(fn, v);\n    }\n    return v;\n  }\n\n  let matched = 0;\n  let suppressed = 0;\n  const PROMISIFY = Symbol.for("nodejs.util.promisify.custom");\n  const wrappers = new Map(); // original timer fn -> its wrapper: one wrapper per original\n  const hookedFns = new WeakSet();\n  function wrap(orig, name) {\n    if (typeof orig !== "function") return orig;\n    if (wrappers.has(orig)) return wrappers.get(orig);\n    const hooked = function (fn, delay, ...args) {\n      if (isSummaryTimer(fn)) {\n        matched++;\n        if (MODE === "off") {\n          suppressed++;\n          if (matched <= 20) log(`summary timer #${matched} suppressed (${name}, delay=${delay})`);\n          const t = orig(() => {}, 2 ** 31 - 1); // clear*-compatible handle of the same kind, never fires\n          if (t && typeof t.unref === "function") t.unref();\n          return t;\n        }\n        if (matched <= 20) log(`summary timer #${matched} passed (control, ${name}, delay=${delay})`);\n      }\n      return orig(fn, delay, ...args);\n    };\n    Object.defineProperty(hooked, "name", { value: name });\n    // util.promisify(setTimeout) reads these; without the custom one it calls the wrapper\n    // callback-last and node throws ERR_INVALID_ARG_TYPE.\n    if (orig.__promisify__) hooked.__promisify__ = orig.__promisify__;\n    if (orig[PROMISIFY]) hooked[PROMISIFY] = orig[PROMISIFY];\n    wrappers.set(orig, hooked);\n    hookedFns.add(hooked);\n    return hooked;\n  }\n\n  // require("timers/promises").setTimeout(delay, value) takes no callback, so there is no source\n  // to match an anchor in; it stays unwrapped.\n  const timers = (() => { try { return require("timers"); } catch { return null; } })();\n  const hookedApis = [];\n  for (const name of ["setTimeout", "setInterval"]) {\n    globalThis[name] = wrap(globalThis[name], name);\n    if (hookedFns.has(globalThis[name])) hookedApis.push(`global.${name}`);\n    if (timers) {\n      try { timers[name] = wrap(timers[name], name); } catch {}\n      if (hookedFns.has(timers[name])) hookedApis.push(`timers.${name}`);\n    }\n  }\n\n  const active = `preload active mode=${MODE} bun=${Bun.version} hooked=${hookedApis.join(",")}`;\n  log(active);\n  if (LOG) process.on("exit", () => log(`exit: ${suppressed} summary timer(s) suppressed, ${matched} matched`));\n  const MARKER = process.env.CC_AGENT_SUMMARY_MARKER;\n  if (MARKER) {\n    try { fs.writeFileSync(MARKER, `${active} pid=${process.pid}\\n`); }\n    catch (e) { process.stderr.write(`[no-agent-summary] cannot write marker ${MARKER}: ${e.message}\\n`); }\n  }\n}\n\nif (IN_COMPILED_BUN) install();\n
\n", "date_modified": "2026-10-29T03:33:42+00:00", "date_published": "2026-10-29T03:33:42+00:00", "external_url": "https://gist.github.com/flamerix-ai/c3905705cc4205e5de3011fa2e74efce", "id": "urn:aggr:item:ef86df45bfb991f50c160fc9301be6d432f03aff", "image": "https://github.githubassets.com/assets/gist-og-image-54fd7dc0713e.png", "summary": "// no-agent-summary.js v2: Bun --preload hook that switches off Claude Code's `agent_summary` // side-query. Unofficial, not affiliated with Anthropic. Tested on Linux, Claude Code 2.1.301. // Install, env vars, verification and fail-open…", "tags": [ "news" ], "title": "Claude Code regularly sends each background agent’s transcript to its model", "url": "https://aggr.aymericbeaumet.com/items/hnrss-org/2026-10-29-claude-code-regularly-sends-each-background-agent-s/" } ], "language": "en", "title": "gist.github.com", "version": "https://jsonfeed.org/version/1.1" }