fix: support type import/exports (#103)

Author: n1ru4l

.changeset/metal-ligers-occur.md

@@ -0,0 +1,5 @@
+---
+"bob-the-bundler": patch
+---
+
+Support type imports/exports.

src/utils/rewrite-code-imports.spec.ts

@@ -9,6 +9,12 @@ it("ignores module import statement", () => {
   expect(result).toEqual("import foo from 'foo';");
 });
 
+it("handles type statements", () => {
+  const fixture = "import type foo from 'foo'";
+  const result = rewriteCodeImports(fixture, fixturePath);
+  expect(result).toEqual("import type foo from 'foo';");
+});
+
 it("rewrites relative import statement", () => {
   const fixture = "import foo from './bar'";
   const result = rewriteCodeImports(fixture, fixturePath);

src/utils/rewrite-code-imports.ts

@@ -33,6 +33,7 @@ export function rewriteCodeImports(
 ): string {
   const ast = parse(fileContents, {
     sourceType: "module",
+    plugins: ["typescript"],
   });
 
   const relativeDirname = path.dirname(absoluteFilePath);