fix(build): externalize qrcode terminal

src/infra/tsdown-config.test.ts

@@ -26,10 +26,18 @@ type TsdownOnLog = (
 ) => void;
 
 type TsdownInputOptions = (
-  options: { onLog?: TsdownOnLog },
+  options: { external?: TsdownExternalOption; onLog?: TsdownOnLog },
   format?: unknown,
   context?: unknown,
-) => { onLog?: TsdownOnLog } | undefined;
+) => { external?: TsdownExternalOption; onLog?: TsdownOnLog } | undefined;
+
+type TsdownExternalOption = string | RegExp | Array<string | RegExp> | TsdownExternalFunction;
+
+type TsdownExternalFunction = (
+  id: string,
+  parentId: string | undefined,
+  isResolved: boolean,
+) => boolean | null | undefined;
 
 function asConfigArray(config: unknown): TsdownConfigEntry[] {
   return Array.isArray(config) ? (config as TsdownConfigEntry[]) : [config as TsdownConfigEntry];
@@ -135,15 +143,22 @@ describe("tsdown config", () => {
   it("externalizes known heavy native dependencies", () => {
     const unifiedGraph = unifiedDistGraph();
     const neverBundle = unifiedGraph?.deps?.neverBundle;
+    const external = unifiedGraph?.inputOptions?.({})?.external;
 
     if (typeof neverBundle === "function") {
       expect(neverBundle("@lancedb/lancedb")).toBe(true);
       expect(neverBundle("@matrix-org/matrix-sdk-crypto-nodejs")).toBe(true);
       expect(neverBundle("matrix-js-sdk/lib/client.js")).toBe(true);
+      expect(neverBundle("qrcode-terminal/lib/main.js")).toBe(true);
       expect(neverBundle("not-a-runtime-dependency")).toBe(false);
     } else {
-      expect(neverBundle).toEqual(expect.arrayContaining(["@lancedb/lancedb", "matrix-js-sdk"]));
+      expect(neverBundle).toEqual(
+        expect.arrayContaining(["@lancedb/lancedb", "matrix-js-sdk", "qrcode-terminal"]),
+      );
     }
+    expect(typeof external).toBe("function");
+    const externalize = external as TsdownExternalFunction;
+    expect(externalize("qrcode-terminal/lib/main.js", undefined, false)).toBe(true);
   });
 
   it("suppresses unresolved imports from extension source", () => {

tsdown.config.ts

@@ -23,6 +23,11 @@ type InputOptionsReturn = InputOptionsFactory extends (
   ? Return
   : never;
 type OnLogFunction = InputOptionsArg extends { onLog?: infer OnLog } ? NonNullable<OnLog> : never;
+type ExternalOptionFunction = (
+  id: string,
+  parentId: string | undefined,
+  isResolved: boolean,
+) => boolean | null | undefined;
 
 const env = {
   NODE_ENV: "production",
@@ -38,12 +43,37 @@ function normalizedLogHaystack(log: { message?: string; id?: string; importer?:
   return [log.message, log.id, log.importer].filter(Boolean).join("\n").replaceAll("\\", "/");
 }
 
+function matchesExternalOption(
+  option: unknown,
+  id: string,
+  parentId: string | undefined,
+  isResolved: boolean,
+): boolean {
+  if (!option) {
+    return false;
+  }
+  if (typeof option === "function") {
+    return (option as ExternalOptionFunction)(id, parentId, isResolved) === true;
+  }
+  if (typeof option === "string") {
+    return option === id;
+  }
+  if (option instanceof RegExp) {
+    return option.test(id);
+  }
+  if (Array.isArray(option)) {
+    return option.some((entry) => matchesExternalOption(entry, id, parentId, isResolved));
+  }
+  return false;
+}
+
 function buildInputOptions(options: InputOptionsArg): InputOptionsReturn {
   if (process.env.OPENCLAW_BUILD_VERBOSE === "1") {
     return undefined;
   }
 
   const previousOnLog = typeof options.onLog === "function" ? options.onLog : undefined;
+  const previousExternal = (options as { external?: unknown }).external;
 
   function isSuppressedLog(log: {
     code?: string;
@@ -66,6 +96,12 @@ function buildInputOptions(options: InputOptionsArg): InputOptionsReturn {
 
   return {
     ...options,
+    external(id: string, parentId: string | undefined, isResolved: boolean) {
+      return (
+        shouldNeverBundleDependency(id) ||
+        matchesExternalOption(previousExternal, id, parentId, isResolved)
+      );
+    },
     onLog(...args: Parameters<OnLogFunction>) {
       const [level, log, defaultHandler] = args;
       if (isSuppressedLog(log)) {