fix(thread): handle null stderr from execFileSync, increase maxBuffer to 50MB

- err.stderr can be null (not just undefined) when child process fails - maxBuffer default (1MB) too small for stream-json verbose output
2026-05-23 08:58:05 +00:00
parent 0e5b494e12
commit bc64f2613b
1 changed files with 3 additions and 2 deletions
@@ -661,11 +661,12 @@ function spawnAgent(
      encoding: "utf8",
      env,
      stdio: ["ignore", "pipe", "pipe"],
+      maxBuffer: 50 * 1024 * 1024, // 50 MB — stream-json output can be large
    });
  } catch (e) {
-    const err = e as NodeJS.ErrnoException & { stderr?: Buffer | string };
+    const err = e as NodeJS.ErrnoException & { stderr?: Buffer | string | null };
    const stderr =
-      err.stderr === undefined
+      err.stderr == null
        ? ""
        : typeof err.stderr === "string"
          ? err.stderr