Merge pull request #56 from ryoppippi/feature/impvore-bun

feat(unplugin-typia): add Bun.build examples to README and bun.ts/ enable cache for bun.ts

examples/bun-build/build.ts

@@ -0,0 +1,9 @@
+import UnpluginTypia from 'unplugin-typia/bun'
+
+await Bun.build({
+	entrypoints: ["./index.ts"],
+	outdir: "./out",
+	plugins: [
+    UnpluginTypia()
+	]
+});

examples/bun-build/package.json

@@ -4,7 +4,8 @@
   "type": "module",
   "scripts": {
     "prepare": "ts-patch install && typia patch",
-    "test": "bun run ./index.ts"
+    "test": "bun run ./index.ts",
+    "build": "bun run ./build.ts"
   },
   "devDependencies": {
     "@types/bun": "latest",

packages/unplugin-typia/README.md

@@ -109,6 +109,61 @@ Examples:
 
 <br></details>
 
+<details>
+<summary>Bun.build</summary><br>
+
+### Example 1: Using for running script
+
+```ts
+// preload.ts
+import { plugin } from 'bun';
+import UnpluginTypia from 'unplugin-typia/bun';
+
+plugin(UnpluginTypia({ /* your options */}));
+```
+
+```toml
+# bun.toml
+preload = "preload.ts"
+
+[test]
+preload = "preload.ts"
+```
+
+For running the script:
+
+```sh
+bun run ./index.ts
+```
+
+Check the [Plugins – Runtime | Bun Docs](https://bun.sh/docs/runtime/plugins) for more details.
+
+### Example 2: Using for building script
+
+```ts
+// build.ts
+import UnpluginTypia from 'unplugin-typia/bun';
+
+await Bun.build({
+	entrypoints: ['./index.ts'],
+	outdir: './out',
+	plugins: [
+		UnpluginTypia({ /* your options */})
+	]
+});
+```
+
+For building the script:
+
+```sh
+bun run ./build.ts
+node ./out/index.js
+```
+
+Check the [Plugins – Bundler | Bun Docs](https://bun.sh/docs/bundler/plugins) for more details.
+
+<br></details>
+
 <details>
 <summary>Rollup</summary><br>
 

packages/unplugin-typia/src/bun.ts

@@ -5,7 +5,8 @@
  */
 
 import type { BunPlugin } from 'bun';
-import { type Options, resolveOptions, transformTypia } from './api.js';
+import type { UnpluginContextMeta } from 'unplugin';
+import { type Options, resolveOptions, unplugin } from './api.js';
 import { defaultOptions } from './core/options.js';
 
 if (globalThis.Bun == null) {
@@ -17,6 +18,8 @@ if (globalThis.Bun == null) {
  *
  * some typia functions does not works because of bun/typia internal implementation. see the [issse](https://github.com/ryoppippi/unplugin-typia/issues/44)
  * @experimental
+ * also check out hte [Bun.build docc](https://bun.sh/docs/bundler)
+ *
  * @example
  * ```ts
  * // preload.ts
@@ -26,21 +29,47 @@ if (globalThis.Bun == null) {
  * plugin(UnpluginTypia({ /* your options *\/}))
  * ```
  * ```toml
- * // bunfig.toml
+ * # bunfig.toml
  * preload = ["./preload.ts"]
  *
  * [test]
  * preload = ["./preload.ts"]
  * ```
+ *
+ * @example
+ * ```ts
+ * // build.ts
+ *
+ * import UnpluginTypia from 'unplugin-typia/bun'
+ *
+ * Bun.build({
+ *   entrypoints: ['./index.ts'],
+ *   outdir: './out',
+ *   plugins: [
+ *     UnpluginTypia({ /* your options *\/})
+ *  ]
+ * })
  */
 function bunTypiaPlugin(
 	options?: Options,
 ): BunPlugin {
+	const unpluginRaw = unplugin.raw(
+		options,
+		{} as UnpluginContextMeta,
+	);
+
+	const { transform } = unpluginRaw;
+
+	if (transform == null) {
+		throw new Error('transform is not defined');
+	}
+
 	const bunPlugin = ({
 		name: 'unplugin-typia',
 		setup(build) {
 			const resolvedOptions = resolveOptions(options ?? {});
 			const { include } = resolvedOptions;
+
 			const filter = include instanceof RegExp
 				? include
 				: typeof include === 'string'
@@ -54,16 +83,17 @@ function bunTypiaPlugin(
 
 				const source = await Bun.file(path).text();
 
-				const code = await transformTypia(
-					path,
-					source,
-					{ warn: console.warn } as Parameters<typeof transformTypia>[2],
-					resolvedOptions,
-				);
+				// @ts-expect-error type of this function is not correct
+				const result = await transform(source, path);
 
-				return {
-					contents: code ?? source,
-				};
+				switch (true) {
+					case result == null:
+						return { contents: source };
+					case typeof result === 'string':
+						return { contents: source };
+					default:
+						return { contents: result.code };
+				}
 			});
 		},
 	}) as const satisfies BunPlugin;