fix(summarize): 兼容 role:"tool" 形状的工具结果

README.md

@@ -10,7 +10,7 @@
   <a href="LICENSE"><img src="https://img.shields.io/badge/license-MIT-3E63DD?style=flat-square" alt="license"></a>
   <a href="https://github.com/slow-stack/mneme/actions"><img src="https://img.shields.io/github/actions/workflow/status/slow-stack/mneme/ci.yml?style=flat-square&label=CI" alt="CI"></a>
   <a href="https://nodejs.org"><img src="https://img.shields.io/badge/node-22%2B-3E63DD?style=flat-square&logo=nodedotjs&logoColor=white" alt="node"></a>
-  <a href="https://github.com/slow-stack/mneme"><img src="https://img.shields.io/badge/tests-1479%20passed-3E63DD?style=flat-square" alt="tests"></a>
+  <a href="https://github.com/slow-stack/mneme"><img src="https://img.shields.io/badge/tests-1481%20passed-3E63DD?style=flat-square" alt="tests"></a>
   <a href="https://codecov.io/gh/slow-stack/mneme"><img src="https://img.shields.io/codecov/c/github/slow-stack/mneme/main?style=flat-square" alt="coverage"></a>
   <a href="https://github.com/awesome-dsh-plugin/awesome-dsh-plugin"><img src="https://awesome-dsh-plugin.com/badge.svg" alt="Awesome"></a>
 </p>
@@ -183,7 +183,7 @@ dsh web
 
 ```bash
 cd dsh-mneme && npm install
-npm test        # 1479 个测试
+npm test        # 1481 个测试
 npm run stress  # 三轴线压测
 npm run sync    # src → lib 同步
 ```
@@ -366,7 +366,7 @@ The plugin ships a zero-dependency stdio MCP server (standalone npm package **`m
 
 ```bash
 cd dsh-mneme && npm install
-npm test        # 1479 tests
+npm test        # 1481 tests
 npm run stress  # three-axis stress test
 npm run sync    # src → lib sync
 ```

dsh-mneme/README.md

@@ -5,7 +5,7 @@
 [![npm version](https://img.shields.io/npm/v/@modusensus/dsh-mneme?color=blue&label=npm)](https://www.npmjs.com/package/@modusensus/dsh-mneme)
 [![license](https://img.shields.io/badge/license-MIT-green)](LICENSE)
 [![Awesome](https://awesome-dsh-plugin.com/badge.svg)](https://github.com/awesome-dsh-plugin/awesome-dsh-plugin)
-[![tests](https://img.shields.io/badge/tests-1479%20passed-success)](https://github.com/slow-stack/mneme)
+[![tests](https://img.shields.io/badge/tests-1481%20passed-success)](https://github.com/slow-stack/mneme)
 [![CI](https://img.shields.io/github/actions/workflow/status/slow-stack/mneme/ci.yml)](https://github.com/slow-stack/mneme/actions)
 [![node](https://img.shields.io/badge/node-22%2B-blue)](https://nodejs.org)
 [![npm downloads](https://img.shields.io/npm/d18m/@modusensus/dsh-mneme.svg?color=blue&label=downloads)](https://www.npmjs.com/package/@modusensus/dsh-mneme)
@@ -584,7 +584,7 @@ src/
 ├── api.js            # HTTP 路由（Web 面板数据通道，含 /conflicts 冲突队列）
 └── index.js          # 插件接线
 lib/                  # src 的同步分发产物（npm run sync；发布前由 root prepack 的 check-sync.js 校验一致性；唯一手写例外 lib/client.js——Web 面板 bundle，sync 不覆盖）
-test/                 # 1479 个 node:test 测试（审计与三轴线压测不变量；src↔lib 一致性由 scripts/check-sync.js 发布闸门校验）
+test/                 # 1481 个 node:test 测试（审计与三轴线压测不变量；src↔lib 一致性由 scripts/check-sync.js 发布闸门校验）
 scripts/              # e2e-dsh.js 端到端演示 · stress-dsh.js 三轴线压测 · sync-lib.js 同步 · check-sync.js 发布闸门 · benchmark-recall.js / benchmark-embed.js / benchmark-rerank.js 基准 · sync-test-badge.mjs 测试徽章 · build-runtime-manifest.mjs 运行时清单
 ```
 
@@ -593,7 +593,7 @@ scripts/              # e2e-dsh.js 端到端演示 · stress-dsh.js 三轴线压
 ```bash
 cd dsh-mneme
 npm install        # 安装 peer 依赖（以 devDependencies 形式，用于本地测试）
-npm test           # 运行 1479 个测试
+npm test           # 运行 1481 个测试
 npm run stress     # 三轴线压测：长会话检索 / 冲突仲裁 / 多 Agent 并发（离线 mock LLM）
 npm run sync       # 把 src/ 同步到 lib/（发布时由 prepack 钩子自动执行）
 ```

dsh-mneme/lib/summarize.js

@@ -286,9 +286,14 @@ function collectMessages(session, maxChars = 8000, language = "zh", afterSeq, th
         break;
       }
       case "tool/result": {
-        const result = Array.isArray(data?.message?.content)
-          ? data.message.content.find((block) => block?.type === "tool-result")
-          : undefined;
+        // 工具结果有两种形状：旧形状把载荷与 isError 装在 content 内的
+        // `type:"tool-result"` 块上；DSH 0.2.x 起内核改为直接投递 `role:"tool"`
+        // 消息本身，content 里只有 `type:"text"` 块、isError 挂在消息上。只认
+        // 旧块形状时新形状落进 undefined 分支，工具输出与工具报错被静默丢弃。
+        const message = data?.message;
+        const blocks = Array.isArray(message?.content) ? message.content : [];
+        const legacy = blocks.find((block) => block?.type === "tool-result");
+        const result = legacy ?? (message?.role === "tool" ? message : undefined);
         const out = textOf(result?.content);
         const status = result?.isError === true ? STR.statusFail[language] : STR.statusOk[language];
         lines.push(STR.transcriptToolResult[language](status, trim(out, 500)));

dsh-mneme/src/summarize.js

@@ -286,9 +286,14 @@ function collectMessages(session, maxChars = 8000, language = "zh", afterSeq, th
         break;
       }
       case "tool/result": {
-        const result = Array.isArray(data?.message?.content)
-          ? data.message.content.find((block) => block?.type === "tool-result")
-          : undefined;
+        // 工具结果有两种形状：旧形状把载荷与 isError 装在 content 内的
+        // `type:"tool-result"` 块上；DSH 0.2.x 起内核改为直接投递 `role:"tool"`
+        // 消息本身，content 里只有 `type:"text"` 块、isError 挂在消息上。只认
+        // 旧块形状时新形状落进 undefined 分支，工具输出与工具报错被静默丢弃。
+        const message = data?.message;
+        const blocks = Array.isArray(message?.content) ? message.content : [];
+        const legacy = blocks.find((block) => block?.type === "tool-result");
+        const result = legacy ?? (message?.role === "tool" ? message : undefined);
         const out = textOf(result?.content);
         const status = result?.isError === true ? STR.statusFail[language] : STR.statusOk[language];
         lines.push(STR.transcriptToolResult[language](status, trim(out, 500)));

dsh-mneme/test/summarize.test.js

@@ -110,6 +110,25 @@ function toolResultEvent(text, isError, seq) {
   };
 }
 
+// DSH 0.2.x 内核对工具结果的实际投递形状：内核给的是 `role:"tool"` 消息本身，
+// content 里只有 `type:"text"` 块、isError 挂在消息上，不再有 tool-result 块。
+// 蒸馏曾只认旧块形状，于是真实会话里的工具输出与工具报错全部被静默丢弃。
+function toolRoleResultEvent(text, isError, seq) {
+  return {
+    seq,
+    type: "tool/result",
+    data: {
+      message: {
+        role: "tool",
+        source: { kind: "tool", callId: `call-${seq}` },
+        toolCallId: `call-${seq}`,
+        content: [{ type: "text", text }],
+        isError
+      }
+    }
+  };
+}
+
 function codeDispatchEvent(text, isError, seq) {
   return {
     seq,
@@ -1058,6 +1077,47 @@ test("collects real tool result and code dispatch payloads with failure status",
   assert.match(transcript, /代码执行（成功）：代码执行结果/);
 });
 
+test("collects tool results delivered as role:tool messages, keeping the legacy block shape", async () => {
+  const { events, calls } = setup({ distillRateLimitIntervalMs: 0 });
+  const handler = events.find((e) => e.name === "session/event").fn;
+  const session = {
+    id: "s-tool-role-shape",
+    requestHeader: () => ({ config: { provider: "deepseek", model: "deepseek-chat" } }),
+    events: [
+      userMessage("检查工具结果两种形状", 1),
+      toolResultEvent("旧形状载荷", false, 2),
+      toolRoleResultEvent("新形状载荷", false, 3),
+      toolRoleResultEvent("TypeError: tool crashed", true, 4),
+      { seq: 5, type: "turn/end" }
+    ]
+  };
+
+  await handler(session, { seq: 5, type: "turn/end" });
+  const transcript = calls[0].messages.find((message) => message.role === "user").content[0].text;
+  assert.match(transcript, /工具结果（成功）：旧形状载荷/);
+  assert.match(transcript, /工具结果（成功）：新形状载荷/);
+  assert.match(transcript, /工具结果（失败）：TypeError: tool crashed/);
+});
+
+test("keeps prefix trimming for tool results delivered as role:tool messages", async () => {
+  const { events, calls } = setup({ distillRateLimitIntervalMs: 0 });
+  const handler = events.find((e) => e.name === "session/event").fn;
+  const session = {
+    id: "s-tool-role-trim",
+    requestHeader: () => ({ config: { provider: "deepseek", model: "deepseek-chat" } }),
+    events: [
+      userMessage("检查新形状截断", 1),
+      toolRoleResultEvent(`OUT_START ${"c".repeat(550)} OUT_END`, false, 2),
+      { seq: 3, type: "turn/end" }
+    ]
+  };
+
+  await handler(session, { seq: 3, type: "turn/end" });
+  const transcript = JSON.stringify(calls[0].messages);
+  assert.ok(transcript.includes("OUT_START"));
+  assert.ok(!transcript.includes("OUT_END"), "role:tool 结果同样走 500 字符前缀截断");
+});
+
 test("collects subagent delivery once across inbox and user-message views", async () => {
   const { events, calls } = setup({ distillRateLimitIntervalMs: 0 });
   const handler = events.find((e) => e.name === "session/event").fn;