fix: fix copyfiles error

.changeset/large-radios-drop.md

@@ -0,0 +1,5 @@
+---
+"@rnm/tscx": minor
+---
+
+fix: fix copyfiles error

packages/tscx/src/cmd/copyfiles.spec.ts

@@ -12,6 +12,10 @@ const TMP2 = path.resolve(os.tmpdir(), "tscx_tmp_for_copy2");
 const scrDirPath2 = path.resolve(TMP2, "src");
 const distDirPath2 = path.resolve(TMP2, "dist");
 
+const TMP3 = path.resolve(os.tmpdir(), "tscx_tmp_for_copy3");
+const scrDirPath3 = path.resolve(TMP3, "src");
+const distDirPath3 = path.resolve(TMP3, "dist");
+
 describe("copyfiles", () => {
   beforeEach(async () => {
     await fs.mkdir(TMP1);
@@ -20,10 +24,14 @@ describe("copyfiles", () => {
     await fs.mkdir(TMP2);
     await fs.mkdir(scrDirPath2);
     await fs.mkdir(distDirPath2);
+    await fs.mkdir(TMP3);
+    await fs.mkdir(scrDirPath3);
+    await fs.mkdir(distDirPath3);
   });
   afterEach(async () => {
     await fs.rm(TMP1, { force: true, recursive: true });
     await fs.rm(TMP2, { force: true, recursive: true });
+    await fs.rm(TMP3, { force: true, recursive: true });
   });
 
   it("should copy files when src and dist are peers", async () => {
@@ -103,4 +111,15 @@ describe("copyfiles", () => {
       await fs.readFile(path.resolve(distDirPath2, "src", "a"), "utf8"),
     ).toBe("foo");
   });
+
+  it("should copy if destination folder is empty", async () => {
+    await fs.mkdir(path.resolve(scrDirPath3, "foo"));
+    await fs.writeFile(path.resolve(scrDirPath3, "foo", "bar.txt"), "bar");
+
+    await copyfiles(scrDirPath3, distDirPath3);
+
+    expect(
+      await fs.readFile(path.resolve(distDirPath3, "foo", "bar.txt"), "utf8"),
+    ).toBe("bar");
+  });
 });

packages/tscx/src/cmd/copyfiles.ts

@@ -32,6 +32,7 @@ export async function copyfiles(rootDir: string, outDir: string) {
   await walkDir(rootDir, async (filepath) => {
     const dest = filepath.replace(rootDir, outDir);
     console.log("Copy", filepath, "=>", dest);
+    await fs.mkdir(path.dirname(dest), { recursive: true });
     await fs.copyFile(filepath, dest);
   });
 }

packages/tscx/src/compiler.spec.ts

@@ -4,11 +4,12 @@ import { Compiler } from "./compiler.js";
 
 describe("compiler", () => {
   it("should get include", () => {
-    const exec = vi
-      .spyOn(childProcess, "execSync")
-      .mockReturnValue(
-        JSON.stringify({ include: ["foo"], compilerOptions: { strict: true } }),
-      );
+    const exec = vi.spyOn(childProcess, "execSync").mockReturnValue(
+      JSON.stringify({
+        include: ["foo"],
+        compilerOptions: { strict: true, rootDir: ".", outDir: "dist" },
+      }),
+    );
     const compiler = new Compiler({
       project: "tsconfig.json",
       remove: false,