diff --git a/.agents/skills/bmad-code-review/steps/step-02-review.md b/.agents/skills/bmad-code-review/steps/step-02-review.md
index e08b7b283..e617db72a 100644
--- a/.agents/skills/bmad-code-review/steps/step-02-review.md
+++ b/.agents/skills/bmad-code-review/steps/step-02-review.md
@@ -37,6 +37,12 @@ failed_layers: '' # set at runtime: comma-separated list of layers that failed o
> - **If the spec file contains a blast radius report AND a Test Coverage Justification BUT no "Mathematical Quality Gate Output"**: this is a Phase 1-level story using only textual justification. Flag as `patch` (not `decision_needed`): "Phase 1 story — consider upgrading to mathematical quality gate via qa-memtrace.mjs."
> - **If the spec file contains only a blast radius report (no test justification, no mathematical gate)**: raise a `decision_needed` finding: "Missing both Test Coverage Justification and Mathematical Quality Gate Output — Phase 2 story must include qa-memtrace.mjs execution results."
>
+ > **Quality Gate — Adapter Usage Verification:** Check whether the spec/story file records indicate use of the `memtrace-adapter.mjs` wrapper (rather than raw MCP tool calls) for blast radius and availability queries. Apply these rules:
+ > - **If the spec/story file's Dev Agent Record or diff commentary references `memtrace-adapter.mjs`** for blast radius queries (`--query get_impact`) and availability checks (`--query list_repos`) → pass: adapter usage confirmed.
+ > - **If the spec/story file shows `memtrace_get_impact` or `list_indexed_repositories` being called directly** (without the adapter wrapper) for the blast radius step → raise a `patch` finding: "Direct MCP call detected — blast radius step should use `memtrace-adapter.mjs` instead of raw `memtrace_get_impact` or `list_indexed_repositories` for consistent timeout handling and error token emission."
+ > - **If the blast radius step is absent or the story doesn't involve code modification (new-file-only stories)** → skip this gate.
+ > - **If the spec/story file involves dead-code queries (`find_dead_code`)**: check whether the adapter was used (`--query find_dead_code`) rather than raw `memtrace_find_dead_code` MCP calls. If `memtrace_find_dead_code` was called directly without the adapter → raise a `patch` finding: "Direct MCP call detected — dead-code query should use `memtrace-adapter.mjs --query find_dead_code` instead of raw `memtrace_find_dead_code` for consistent timeout handling and error token emission."
+ >
> **Quality Gate — Dead Code Pitfall Validation:** Check whether the spec/story file includes a "Dead Code Pitfall Validation Report" section (JSON output from `validate-dead-code.mjs`). Apply these rules:
> - **If the spec file contains "Dead Code Pitfall Validation Report"**: verify that the `suspects` list entries were addressed in the implementation (check if corresponding tasks exist in Tasks/Subtasks, or if deleted files match suspect entries). If SUSPECT entries were not addressed → raise a `decision_needed` finding per unaddressed suspect: "SUSPECT dead-code entry not addressed: [name] in [file] — pitfall validation flagged this as truly dead code but no removal task was completed."
> - **If the story involves dead-code removal (find_dead_code, dead-code in tasks) BUT no "Dead Code Pitfall Validation Report" exists in the spec file** → raise a `patch` finding: "Missing Dead Code Pitfall Validation Report — story involved dead-code removal but no pitfall validation was performed via validate-dead-code.mjs."
diff --git a/.agents/skills/bmad-dev-story/SKILL.md b/.agents/skills/bmad-dev-story/SKILL.md
index a6a2026e8..97682972b 100644
--- a/.agents/skills/bmad-dev-story/SKILL.md
+++ b/.agents/skills/bmad-dev-story/SKILL.md
@@ -301,15 +301,15 @@ Activation is complete. Begin the workflow below.
Extract target symbols and files from the story's Dev Notes and Tasks/Subtasks sections. Identify every file that this story will modify or create.
ASK user: "Which symbols or files are you modifying? The story doesn't specify explicit targets for blast radius analysis."
-
- Verify Memtrace MCP tools are available. Call `list_indexed_repositories` to check connectivity and confirm the index reflects the current codebase state.
-
+
+ Verify Memtrace MCP tools are available by calling the adapter: `node _bmad/scripts/memtrace/memtrace-adapter.mjs --query list_repos`. If exit 0 — Memtrace is reachable; parse the STDOUT JSON for repository list and index freshness timestamps. If exit 1 — Memtrace is unavailable.
+
HALT: "Memtrace MCP server is not available. Structural blast radius verification cannot be performed. Please start the Memtrace server or explicitly override this safety check."
-
- For each target symbol, call `memtrace_get_impact` with the symbol as the target. Process targets SEQUENTIALLY using `for...of` with `await` — NEVER use `Promise.all`.
- Collate the results: extract `risk_level`, `affected_symbols`, `affected_files` from each response.
+
+ For each target symbol, call the memtrace-adapter: `node _bmad/scripts/memtrace/memtrace-adapter.mjs --target --query get_impact`. Process targets SEQUENTIALLY using `for...of` with `await` — NEVER use `Promise.all`. If the adapter exits with code 1 → HALT with timeout/unavailable message.
+ Parse the adapter's STDOUT JSON for each target. Extract `risk_level`, `affected_symbols` (array of {name, file, depth}), and `affected_files` from the JSON output.
Apply hierarchical summarization to keep the final report under 2000 tokens:
@@ -376,7 +376,7 @@ Activation is complete. Begin the workflow below.
- `module-C`: Partial coverage — `test/module-c.test.ts` covers 3 of 5 impacted functions
Enforce the combined token budget: the blast radius report + test coverage justification together must not exceed 2000 tokens. If the combined output exceeds this limit, prioritize: (1) uncovered modules, (2) high-risk modules, (3) covered modules. Keep the table concise (one line per module).
- If the blast radius report has zero affected modules (empty result from `memtrace_get_impact`), skip the Test Coverage Justification and append a note: "No affected modules to map — blast radius is empty."
+ If the blast radius report has zero affected modules (empty result from `memtrace-adapter.mjs --query get_impact`), skip the Test Coverage Justification and append a note: "No affected modules to map — blast radius is empty."
Ask the user for their coverage threshold: "Review threshold: block if N% of modules are uncovered? (0 = never block, 100 = block if any uncovered)":
Store the threshold. During the code-review phase, the Acceptance Auditor will block changes exceeding this threshold.
@@ -426,7 +426,11 @@ Activation is complete. Begin the workflow below.
If the story involves dead-code removal, validate candidates against pitfalls-catalog.json before proceeding.
- Call `memtrace_find_dead_code` via MCP to retrieve dead-code candidates for the target module(s). Process sequentially using `for...of` with `await`.
+ For each target module, call the memtrace-adapter: `node _bmad/scripts/memtrace/memtrace-adapter.mjs --target --query find_dead_code [--repo ]`. Process sequentially using `for...of` with `await`. Parse the adapter's STDOUT JSON for the `symbols` array.
+
+
+
+
Serialize the dead-code candidates to a temporary JSON file in the system temp directory.
Execute: `node _bmad/scripts/memtrace/validate-dead-code.mjs --candidates `
Read the script's STDOUT (JSON output) and capture the exit code.
@@ -477,6 +481,8 @@ Activation is complete. Begin the workflow below.
Clean up temporary JSON files.
+
+
Skip this substep entirely.
diff --git a/.agents/skills/bmad-quick-dev/step-03-implement.md b/.agents/skills/bmad-quick-dev/step-03-implement.md
index bd86e3205..5c37b0ddb 100644
--- a/.agents/skills/bmad-quick-dev/step-03-implement.md
+++ b/.agents/skills/bmad-quick-dev/step-03-implement.md
@@ -22,9 +22,9 @@ Verify `{spec_file}` resolves to a non-empty path and the file exists on disk. I
1. **Identify targets**: Extract the symbols and files being modified from `{spec_file}` — the `## Code Map` section lists target files and their roles.
-2. **Verify Memtrace availability**: Check if Memtrace MCP tools are reachable (call `list_indexed_repositories` or equivalent). If unavailable, HALT: "Memtrace MCP server is not available. Structural blast radius verification cannot be performed. Please start the Memtrace server or explicitly override this safety check."
+2. **Verify Memtrace availability**: Check if the Memtrace MCP server is reachable by calling the adapter: `node _bmad/scripts/memtrace/memtrace-adapter.mjs --query list_repos`. If exit 0 — server is reachable (parse STDOUT JSON for repository list). If exit 1 — HALT: "Memtrace MCP server is not available. Structural blast radius verification cannot be performed. Please start the Memtrace server or explicitly override this safety check."
-3. **Calculate blast radius**: For each target symbol, call `memtrace_get_impact`. Process targets SEQUENTIALLY using `for...of` — NEVER use `Promise.all`. Extract `risk_level`, `affected_symbols`, and `affected_files`.
+3. **Calculate blast radius**: For each target symbol, call the memtrace-adapter: `node _bmad/scripts/memtrace/memtrace-adapter.mjs --target --query get_impact`. Process targets SEQUENTIALLY using `for...of` — NEVER use `Promise.all`. If adapter exits with code 1 → HALT (timeout or unavailable). Parse the STDOUT JSON extracting `risk_level`, `affected_symbols`, and `affected_files`.
4. **Summarize for token budget**: Keep the final report under 2000 tokens:
- Collapse depth > 3 into module-level counts only
@@ -91,7 +91,7 @@ Verify `{spec_file}` resolves to a non-empty path and the file exists on disk. I
- The qa-memtrace.mjs exit code is the FINAL authority. Exit 1 is a HARD BLOCK on implementation.
5c. **Dead Code Pitfall Validation**: If the story involves dead-code removal (find_dead_code usage in context or tasks):
- - Call `memtrace_find_dead_code` via MCP for the target module(s). Process sequentially — NEVER use `Promise.all`.
+ - Call the memtrace-adapter: `node _bmad/scripts/memtrace/memtrace-adapter.mjs --target --query find_dead_code [--repo ]`. Process sequentially — NEVER use `Promise.all`. Parse the adapter's STDOUT JSON for the `symbols` array.
- Serialize candidates to a temp JSON file.
- Run: `node _bmad/scripts/memtrace/validate-dead-code.mjs --candidates `
- If exit 0: log output to `{spec_file}` completion notes as "Dead Code Pitfall Validation Report". Present SUSPECT entries for manual review. FALSE_POS and GHOST are ignored.
diff --git a/.agents/skills/bmad-quick-dev/step-oneshot.md b/.agents/skills/bmad-quick-dev/step-oneshot.md
index 7b0de0030..7d6ba0c49 100644
--- a/.agents/skills/bmad-quick-dev/step-oneshot.md
+++ b/.agents/skills/bmad-quick-dev/step-oneshot.md
@@ -17,9 +17,9 @@ deferred_work_file: '{implementation_artifacts}/deferred-work.md'
1. **Identify targets**: Derive the symbols/files being modified from the clarified user intent. If ambiguous, ask the user for explicit targets.
-2. **Verify Memtrace availability**: Check if Memtrace MCP tools are reachable (call `list_indexed_repositories`). If unavailable, HALT: "Memtrace MCP server is not available. Structural blast radius verification cannot be performed. Please start the Memtrace server or explicitly override this safety check."
+2. **Verify Memtrace availability**: Check if the Memtrace MCP server is reachable by calling the adapter: `node _bmad/scripts/memtrace/memtrace-adapter.mjs --query list_repos`. If exit 0 — server is reachable (parse STDOUT JSON for repository list). If exit 1 — HALT: "Memtrace MCP server is not available. Structural blast radius verification cannot be performed. Please start the Memtrace server or explicitly override this safety check."
-3. **Calculate blast radius**: For each target symbol, call `memtrace_get_impact`. Process targets SEQUENTIALLY — NEVER use `Promise.all`. Extract `risk_level`, `affected_symbols`, and `affected_files`.
+3. **Calculate blast radius**: For each target symbol, call the memtrace-adapter: `node _bmad/scripts/memtrace/memtrace-adapter.mjs --target --query get_impact`. Process targets SEQUENTIALLY — NEVER use `Promise.all`. If adapter exits with code 1 → HALT (timeout or unavailable). Parse the STDOUT JSON extracting `risk_level`, `affected_symbols`, and `affected_files`.
4. **Summarize for token budget**: Keep report under 2000 tokens — collapse depth > 3, deduplicate, report top 20 symbols by risk, use concise bullets.
@@ -75,7 +75,7 @@ deferred_work_file: '{implementation_artifacts}/deferred-work.md'
- The qa-memtrace.mjs exit code is the FINAL authority. Exit 1 is a HARD BLOCK on implementation.
5c. **Dead Code Pitfall Validation**: If the story involves dead-code removal (find_dead_code usage):
- - Call `memtrace_find_dead_code` via MCP. Process sequentially — NEVER use `Promise.all`.
+ - Call the memtrace-adapter: `node _bmad/scripts/memtrace/memtrace-adapter.mjs --target --query find_dead_code [--repo ]`. Process sequentially — NEVER use `Promise.all`. Parse the adapter's STDOUT JSON for the `symbols` array.
- Serialize candidates to a temp JSON file.
- Run: `node _bmad/scripts/memtrace/validate-dead-code.mjs --candidates `
- If exit 0: log output to `{spec_file}` completion notes as "Dead Code Pitfall Validation Report". Present SUSPECT entries for manual review. Ignore FALSE_POS and GHOST.
diff --git a/.agents/skills/gds-code-review/steps/step-02-review.md b/.agents/skills/gds-code-review/steps/step-02-review.md
index 78bddf240..efc73b9e7 100644
--- a/.agents/skills/gds-code-review/steps/step-02-review.md
+++ b/.agents/skills/gds-code-review/steps/step-02-review.md
@@ -37,6 +37,12 @@ failed_layers: '' # set at runtime: comma-separated list of layers that failed o
> - **If the spec file contains a blast radius report AND a Test Coverage Justification BUT no "Mathematical Quality Gate Output"**: this is a Phase 1-level story using only textual justification. Flag as `patch` (not `decision_needed`): "Phase 1 story — consider upgrading to mathematical quality gate via qa-memtrace.mjs."
> - **If the spec file contains only a blast radius report (no test justification, no mathematical gate)**: raise a `decision_needed` finding: "Missing both Test Coverage Justification and Mathematical Quality Gate Output — Phase 2 story must include qa-memtrace.mjs execution results."
>
+ > **Quality Gate — Adapter Usage Verification:** Check whether the spec/story file records indicate use of the `memtrace-adapter.mjs` wrapper (rather than raw MCP tool calls) for blast radius and availability queries. Apply these rules:
+ > - **If the spec/story file's Dev Agent Record or diff commentary references `memtrace-adapter.mjs`** for blast radius queries (`--query get_impact`) and availability checks (`--query list_repos`) → pass: adapter usage confirmed.
+ > - **If the spec/story file shows `memtrace_get_impact` or `list_indexed_repositories` being called directly** (without the adapter wrapper) for the blast radius step → raise a `patch` finding: "Direct MCP call detected — blast radius step should use `memtrace-adapter.mjs` instead of raw `memtrace_get_impact` or `list_indexed_repositories` for consistent timeout handling and error token emission."
+ > - **If the blast radius step is absent or the story doesn't involve code modification (new-file-only stories)** → skip this gate.
+ > - **If the spec/story file involves dead-code queries (`find_dead_code`)**: check whether the adapter was used (`--query find_dead_code`) rather than raw `memtrace_find_dead_code` MCP calls. If `memtrace_find_dead_code` was called directly without the adapter → raise a `patch` finding: "Direct MCP call detected — dead-code query should use `memtrace-adapter.mjs --query find_dead_code` instead of raw `memtrace_find_dead_code` for consistent timeout handling and error token emission."
+ >
> **Quality Gate — Dead Code Pitfall Validation:** Check whether the spec/story file includes a "Dead Code Pitfall Validation Report" section (JSON output from `validate-dead-code.mjs`). Apply these rules:
> - **If the spec file contains "Dead Code Pitfall Validation Report"**: verify that the `suspects` list entries were addressed in the implementation (check if corresponding tasks exist in Tasks/Subtasks, or if deleted files match suspect entries). If SUSPECT entries were not addressed → raise a `decision_needed` finding per unaddressed suspect: "SUSPECT dead-code entry not addressed: [name] in [file] — pitfall validation flagged this as truly dead code but no removal task was completed."
> - **If the story involves dead-code removal (find_dead_code, dead-code in tasks) BUT no "Dead Code Pitfall Validation Report" exists in the spec file** → raise a `patch` finding: "Missing Dead Code Pitfall Validation Report — story involved dead-code removal but no pitfall validation was performed via validate-dead-code.mjs."
diff --git a/_bmad/scripts/memtrace/memtrace-adapter.mjs b/_bmad/scripts/memtrace/memtrace-adapter.mjs
new file mode 100644
index 000000000..2abcb1e6d
--- /dev/null
+++ b/_bmad/scripts/memtrace/memtrace-adapter.mjs
@@ -0,0 +1,328 @@
+#!/usr/bin/env node
+
+import { spawn } from 'node:child_process';
+import { existsSync } from 'node:fs';
+import { resolve } from 'node:path';
+
+const TIMEOUT_MS = parseInt(process.env.MEMTRACE_TIMEOUT_MS || '10000', 10);
+const TIMEOUT_TOKEN = 'MEMTRACE_MCP_ERROR_TIMEOUT';
+
+function parseArgs() {
+ const args = process.argv.slice(2);
+
+ if (args.length === 0 || args.includes('--help') || args.includes('-h')) {
+ console.log(`Usage: node memtrace-adapter.mjs --target --query [--repo ]
+
+Arguments:
+ --target Symbol name or file path to query (required for get_impact, find_dead_code)
+ --query Query type: get_impact, find_dead_code, list_repos (required)
+ --repo Repository ID (optional — auto-detected from .memtrace-workspace if omitted)
+
+Query types:
+ get_impact Fetch structural blast radius for a target symbol
+ find_dead_code Find dead code in a target module (stub — full impl in Story 3.2)
+ list_repos List indexed repositories with freshness timestamps
+
+Examples:
+ node memtrace-adapter.mjs --target "validateToken" --query get_impact
+ node memtrace-adapter.mjs --query list_repos
+ node memtrace-adapter.mjs --target "src/auth" --query find_dead_code
+ node memtrace-adapter.mjs --help`);
+ process.exit(0);
+ }
+
+ const result = { target: null, query: null, repo: null };
+ for (let i = 0; i < args.length; i++) {
+ if (args[i] === '--target' && i + 1 < args.length) {
+ result.target = args[++i];
+ } else if (args[i] === '--query' && i + 1 < args.length) {
+ result.query = args[++i];
+ } else if (args[i] === '--repo' && i + 1 < args.length) {
+ result.repo = args[++i];
+ } else {
+ fail(`Unknown argument: ${args[i]}`);
+ process.exit(1);
+ }
+ }
+
+ if (!result.query) {
+ fail('Missing required argument: --query');
+ process.exit(1);
+ }
+
+ const validQueries = ['get_impact', 'find_dead_code', 'list_repos'];
+ if (!validQueries.includes(result.query)) {
+ fail(`Invalid query type: "${result.query}". Valid: ${validQueries.join(', ')}`);
+ process.exit(1);
+ }
+
+ if ((result.query === 'get_impact' || result.query === 'find_dead_code')) {
+ if (result.target === null) {
+ fail(`Missing required argument: --target is required for --query ${result.query}`);
+ process.exit(1);
+ }
+ if (result.target.trim() === '') {
+ fail('--target must be a non-empty string');
+ process.exit(1);
+ }
+ }
+
+ return result;
+}
+
+function fail(msg) {
+ console.error(`ERROR: ${msg}`);
+ console.log(TIMEOUT_TOKEN);
+}
+
+class McpClient {
+ constructor() {
+ this.child = null;
+ this.stdoutBuffer = '';
+ this.requestId = 0;
+ }
+
+ spawn() {
+ return new Promise((resolvePromise, reject) => {
+ try {
+ this.child = spawn('memtrace', ['mcp'], {
+ stdio: ['pipe', 'pipe', 'pipe'],
+ shell: process.platform === 'win32',
+ windowsHide: true
+ });
+ } catch (err) {
+ reject(new Error(`Failed to spawn memtrace: ${err.message}`));
+ return;
+ }
+
+ const onError = (err) => {
+ cleanup();
+ const msg = err.code === 'ENOENT'
+ ? `memtrace binary not found on PATH. Ensure memtrace is installed (npm install -g memtrace) and available.`
+ : `memtrace spawn error: ${err.message}`;
+ reject(new Error(msg));
+ };
+
+ const onExit = (code, signal) => {
+ cleanup();
+ if (signal) {
+ reject(new Error(`memtrace process terminated by signal ${signal}`));
+ } else if (code !== 0) {
+ reject(new Error(`memtrace process exited with code ${code}`));
+ }
+ };
+
+ const cleanup = () => {
+ if (this.child) {
+ this.child.removeListener('error', onError);
+ this.child.removeListener('exit', onExit);
+ this.child.stderr.removeListener('data', onStderr);
+ }
+ };
+
+ const onStderr = () => {
+ // MCP servers may log diagnostics to stderr — capture but don't reject
+ };
+
+ this.child.on('error', onError);
+ this.child.on('exit', onExit);
+ this.child.stderr.on('data', onStderr);
+
+ resolvePromise();
+ });
+ }
+
+ sendRequest(method, params = {}) {
+ const id = ++this.requestId;
+ const request = JSON.stringify({ jsonrpc: '2.0', id, method, params }) + '\n';
+ return new Promise((resolvePromise, reject) => {
+ const listener = (data) => {
+ this.stdoutBuffer += data.toString();
+ const lines = this.stdoutBuffer.split('\n');
+ this.stdoutBuffer = lines.pop() || '';
+
+ for (const line of lines) {
+ if (!line.trim()) continue;
+ try {
+ const response = JSON.parse(line);
+ if (response.id === id) {
+ this.child.stdout.removeListener('data', listener);
+ if (response.error) {
+ reject(new Error(`MCP error: ${response.error.message || JSON.stringify(response.error)}`));
+ } else {
+ resolvePromise(response.result);
+ }
+ return;
+ }
+ } catch (err) {
+ // Partial JSON in buffer — wait for more data
+ }
+ }
+ };
+
+ this.child.stdout.on('data', listener);
+ this.child.stdin.write(request);
+ });
+ }
+
+ async handshake() {
+ const capabilities = await this.sendRequest('initialize', {
+ protocolVersion: '2024-11-05',
+ capabilities: {},
+ clientInfo: { name: 'bmad-memtrace-adapter', version: '1.0.0' }
+ });
+ // Send initialized notification (fire-and-forget, no response expected)
+ this.child.stdin.write(JSON.stringify({ jsonrpc: '2.0', method: 'notifications/initialized', params: {} }) + '\n');
+ return capabilities;
+ }
+
+ async callTool(name, args) {
+ return this.sendRequest('tools/call', { name, arguments: args });
+ }
+
+ async shutdown() {
+ try {
+ await this.sendRequest('shutdown', {});
+ } catch (err) {
+ // Shutdown errors are non-fatal
+ }
+ }
+
+ kill() {
+ if (this.child) {
+ try { this.child.stdin.end(); } catch (e) {}
+ try { this.child.kill('SIGTERM'); } catch (e) {}
+ // SIGTERM is sufficient on modern systems; no need for SIGKILL timer
+ }
+ }
+}
+
+function resolveRepoId(args) {
+ if (args.repo) return args.repo;
+
+ // Try to auto-detect from .memtrace-workspace
+ let cwd = process.cwd();
+ const parts = cwd.split(/[\\/]/);
+ for (let i = parts.length; i > 0; i--) {
+ const dir = parts.slice(0, i).join('/');
+ if (existsSync(resolve('/', ...(process.platform === 'win32' ? [dir.split(':')[0] + ':', ...dir.split(':')[1]?.split('/').filter(Boolean) || []] : []), '.memtrace-workspace'))) {
+ // Found workspace anchor — use basename
+ return parts[i - 1] || parts[parts.length - 1];
+ }
+ }
+
+ // Fallback: use CWD basename
+ return parts[parts.length - 1];
+}
+
+async function queryGetImpact(client, target, repoId) {
+ const result = await client.callTool('get_impact', { target, repo_id: repoId });
+ return {
+ target,
+ risk_level: result.risk || 'Low',
+ affected_symbols: (result.affected_symbols || []).map(s => ({
+ name: s.name,
+ file: s.file || '',
+ depth: s.depth || 1
+ })),
+ affected_files: result.affected_files || [],
+ total_count: result.total_affected || result.affected_symbols?.length || 0,
+ elapsed_ms: 0
+ };
+}
+
+async function queryFindDeadCode(client, target, repoId) {
+ const result = await client.callTool('find_dead_code', {
+ repo_id: repoId,
+ file_path: target
+ });
+ const symbols = (result?.symbols || []).map(s => ({
+ name: s.name || '',
+ kind: s.kind || 'Function',
+ file: s.file || '',
+ line: s.line || 0
+ }));
+ return {
+ query: 'find_dead_code',
+ target,
+ symbols,
+ total_count: symbols.length,
+ elapsed_ms: 0
+ };
+}
+
+async function queryListRepos(client) {
+ const result = await client.callTool('list_indexed_repositories', {});
+ const repos = Array.isArray(result?.repos) ? result.repos : [];
+ return {
+ query: 'list_repos',
+ repositories: repos.map(r => ({
+ repo_id: r.repo_id,
+ last_indexed: r.last_indexed_at || r.last_indexed || null,
+ total_nodes: r.total_nodes || r.nodes || 0
+ })),
+ elapsed_ms: 0
+ };
+}
+
+function withTimeout(promise, ms) {
+ let timer;
+ const timeout = new Promise((_, reject) => {
+ timer = setTimeout(() => {
+ reject(new TimeoutError(`Query timed out after ${ms}ms`));
+ }, ms);
+ });
+ return Promise.race([promise, timeout]).finally(() => clearTimeout(timer));
+}
+
+class TimeoutError extends Error {
+ constructor(message) {
+ super(message);
+ this.name = 'TimeoutError';
+ }
+}
+
+async function main() {
+ const args = parseArgs();
+ const start = Date.now();
+
+ const repoId = resolveRepoId(args);
+ const client = new McpClient();
+
+ try {
+ await client.spawn();
+ await withTimeout(client.handshake(), TIMEOUT_MS);
+
+ let queryFn;
+ if (args.query === 'get_impact') {
+ queryFn = queryGetImpact(client, args.target, repoId);
+ } else if (args.query === 'find_dead_code') {
+ queryFn = queryFindDeadCode(client, args.target, repoId);
+ } else if (args.query === 'list_repos') {
+ queryFn = queryListRepos(client);
+ } else {
+ throw new Error(`Unhandled query type: ${args.query}`);
+ }
+
+ let result = await withTimeout(queryFn, TIMEOUT_MS);
+ result.elapsed_ms = Date.now() - start;
+
+ await withTimeout(client.shutdown(), 5000);
+
+ console.log(JSON.stringify(result, null, 2));
+ process.exit(0);
+ } catch (err) {
+ client.kill();
+ const elapsed = Date.now() - start;
+
+ if (err instanceof TimeoutError) {
+ console.log(TIMEOUT_TOKEN);
+ console.error(`ERROR: Query timed out after ${elapsed}ms`);
+ } else {
+ fail(err.message);
+ }
+ process.exit(1);
+ }
+}
+
+main();
diff --git a/_bmad/scripts/memtrace/memtrace-adapter.test.mjs b/_bmad/scripts/memtrace/memtrace-adapter.test.mjs
new file mode 100644
index 000000000..3cd5c4972
--- /dev/null
+++ b/_bmad/scripts/memtrace/memtrace-adapter.test.mjs
@@ -0,0 +1,173 @@
+import { describe, it } from 'node:test';
+import assert from 'node:assert/strict';
+import { execFile } from 'node:child_process';
+import { resolve } from 'node:path';
+
+const ADAPTER = resolve(import.meta.dirname, 'memtrace-adapter.mjs');
+
+function runAdapter(args) {
+ return new Promise((resolvePromise) => {
+ execFile(process.execPath, [ADAPTER, ...args], {
+ env: { ...process.env, NODE_NO_WARNINGS: '1' },
+ timeout: 30000,
+ windowsHide: true
+ }, (error, stdout, stderr) => {
+ resolvePromise({
+ code: error?.code === 'ETIMEDOUT' ? null : (error?.code || 0),
+ signal: error?.signal || null,
+ stdout: stdout || '',
+ stderr: stderr || '',
+ error
+ });
+ });
+ });
+}
+
+describe('memtrace-adapter.mjs', () => {
+
+ describe('CLI argument handling', () => {
+ it('should output usage with --help and exit 0', async () => {
+ const r = await runAdapter(['--help']);
+ assert.equal(r.code, 0);
+ assert.ok(r.stdout.includes('Usage:'));
+ assert.ok(r.stdout.includes('--query'));
+ });
+
+ it('should output usage with -h and exit 0', async () => {
+ const r = await runAdapter(['-h']);
+ assert.equal(r.code, 0);
+ assert.ok(r.stdout.includes('Usage:'));
+ });
+
+ it('should output usage with no args and exit 0', async () => {
+ const r = await runAdapter([]);
+ assert.equal(r.code, 0);
+ assert.ok(r.stdout.includes('Usage:'));
+ });
+
+ it('should exit 1 when missing --target for get_impact', async () => {
+ const r = await runAdapter(['--query', 'get_impact']);
+ assert.equal(r.code, 1);
+ assert.ok(r.stderr.includes('--target'));
+ });
+
+ it('should exit 1 when missing --target for find_dead_code', async () => {
+ const r = await runAdapter(['--query', 'find_dead_code']);
+ assert.equal(r.code, 1);
+ assert.ok(r.stderr.includes('--target'));
+ });
+
+ it('should exit 1 when --target is empty string', async () => {
+ const r = await runAdapter(['--target', '', '--query', 'get_impact']);
+ assert.equal(r.code, 1);
+ assert.ok(r.stderr.includes('non-empty'));
+ });
+
+ it('should exit 1 for unknown --query type', async () => {
+ const r = await runAdapter(['--target', 'foo', '--query', 'invalid_query']);
+ assert.equal(r.code, 1);
+ assert.ok(r.stderr.includes('Invalid query'));
+ });
+
+ it('should exit 1 when missing --query', async () => {
+ const r = await runAdapter(['--target', 'foo']);
+ assert.equal(r.code, 1);
+ assert.ok(r.stderr.includes('--query'));
+ });
+
+ it('should exit 1 for unknown argument', async () => {
+ const r = await runAdapter(['--unknown']);
+ assert.equal(r.code, 1);
+ assert.ok(r.stderr.includes('Unknown argument'));
+ });
+ });
+
+ describe('MCP queries', () => {
+
+ it('should list repositories and return valid JSON with repos array', { timeout: 20000 }, async () => {
+ const r = await runAdapter(['--query', 'list_repos']);
+ assert.equal(r.code, 0);
+ let parsed;
+ try {
+ parsed = JSON.parse(r.stdout);
+ } catch (e) {
+ assert.fail(`STDOUT is not valid JSON: ${r.stdout.slice(0, 200)}`);
+ }
+ assert.equal(parsed.query, 'list_repos');
+ assert.ok(Array.isArray(parsed.repositories));
+ assert.ok(typeof parsed.elapsed_ms === 'number');
+ });
+
+ it('should query get_impact and return structured JSON on exit 0 (or error with MEMTRACE_MCP_ERROR_TIMEOUT on exit 1)', { timeout: 30000 }, async () => {
+ const r = await runAdapter(['--target', 'bmad-dev-story', '--query', 'get_impact', '--repo', 'Repos']);
+ // Should either succeed with data or fail gracefully
+ if (r.code === 0) {
+ let parsed;
+ try {
+ parsed = JSON.parse(r.stdout);
+ } catch (e) {
+ assert.fail(`STDOUT is not valid JSON: ${r.stdout.slice(0, 200)}`);
+ }
+ assert.ok(typeof parsed.target === 'string');
+ assert.ok(typeof parsed.risk_level === 'string');
+ assert.ok(Array.isArray(parsed.affected_symbols));
+ assert.ok(typeof parsed.total_count === 'number');
+ assert.ok(typeof parsed.elapsed_ms === 'number');
+ } else {
+ // On failure, must emit MEMTRACE_MCP_ERROR_TIMEOUT
+ assert.ok(r.stdout.includes('MEMTRACE_MCP_ERROR_TIMEOUT'),
+ `Expected MEMTRACE_MCP_ERROR_TIMEOUT in stdout. Exit code: ${r.code}, stderr: ${r.stderr.slice(0, 200)}`);
+ }
+ });
+
+ it('should query find_dead_code with --target and --repo and return structured JSON', { timeout: 30000 }, async () => {
+ const r = await runAdapter(['--target', 'src', '--query', 'find_dead_code', '--repo', 'Repos']);
+ if (r.code === 0) {
+ let parsed;
+ try {
+ parsed = JSON.parse(r.stdout);
+ } catch (e) {
+ assert.fail(`STDOUT is not valid JSON: ${r.stdout.slice(0, 200)}`);
+ }
+ assert.equal(parsed.query, 'find_dead_code');
+ assert.equal(typeof parsed.target, 'string');
+ assert.ok(Array.isArray(parsed.symbols));
+ assert.equal(parsed.total_count, parsed.symbols.length);
+ assert.equal(typeof parsed.elapsed_ms, 'number');
+ assert.equal(parsed.note, undefined, 'Stub note must be removed');
+ if (parsed.symbols.length > 0) {
+ assert.ok(parsed.symbols.every(s => typeof s.name === 'string' && typeof s.file === 'string'),
+ 'Each symbol must have name and file fields');
+ }
+ } else {
+ assert.ok(r.stdout.includes('MEMTRACE_MCP_ERROR_TIMEOUT'),
+ `Expected MEMTRACE_MCP_ERROR_TIMEOUT. Exit code: ${r.code}`);
+ }
+ });
+
+ it('should query find_dead_code without --repo and auto-detect repo', { timeout: 30000 }, async () => {
+ const r = await runAdapter(['--target', 'src', '--query', 'find_dead_code']);
+ if (r.code === 0) {
+ let parsed = JSON.parse(r.stdout);
+ assert.equal(parsed.query, 'find_dead_code');
+ assert.ok(Array.isArray(parsed.symbols));
+ assert.equal(parsed.total_count, parsed.symbols.length);
+ if (parsed.symbols.length > 0) {
+ assert.ok(parsed.symbols.every(s => typeof s.name === 'string' && typeof s.file === 'string'),
+ 'Each symbol must have name and file fields');
+ }
+ } else {
+ assert.ok(r.stdout.includes('MEMTRACE_MCP_ERROR_TIMEOUT'));
+ }
+ });
+
+ it('should emit MEMTRACE_MCP_ERROR_TIMEOUT and exit 1 on MCP error', { timeout: 20000 }, async () => {
+ // Query for a non-existent target to trigger an MCP error
+ const r = await runAdapter(['--target', '!@#$%^&*()_NONEXISTENT_SYMBOL_12345', '--query', 'get_impact', '--repo', 'Repos']);
+ // Should always exit 0 or 1 — never hang
+ if (r.code === 1) {
+ assert.ok(r.stdout.includes('MEMTRACE_MCP_ERROR_TIMEOUT'));
+ }
+ });
+ });
+});