Fix compiler part to support @TypedFormData()'s options

package.json

@@ -1,7 +1,7 @@
 {
   "private": true,
   "name": "@nestia/station",
-  "version": "4.0.0-dev.20241027",
+  "version": "4.0.0-dev.20241027-2",
   "description": "Nestia station",
   "scripts": {
     "build": "node build/index.js",

packages/core/package.json

@@ -40,7 +40,9 @@
     "@nestjs/common": ">=7.0.1",
     "@nestjs/core": ">=7.0.1",
     "@samchon/openapi": "^2.0.0-dev.20241127-2",
+    "@types/multer": "^1.4.11",
     "detect-ts-node": "^1.0.5",
+    "fastify-multer": "^2.0.3",
     "get-function-location": "^2.0.0",
     "glob": "^7.2.0",
     "multer": "1.4.5-lts.1",
@@ -49,7 +51,7 @@
     "reflect-metadata": ">=0.1.12",
     "rxjs": ">=6.0.3",
     "tgrid": "^1.0.0",
-    "typia": "^7.0.0-dev.20241027-2",
+    "typia": ">=7.0.0-dev.20241027-2 <8.0.0",
     "ws": "^7.5.3"
   },
   "peerDependencies": {
@@ -66,16 +68,14 @@
     "@types/express": "^4.17.15",
     "@types/glob": "^7.2.0",
     "@types/inquirer": "^9.0.3",
-    "@types/multer": "^1.4.11",
     "@types/ts-expose-internals": "npm:[email protected]",
     "@types/ws": "^8.5.10",
     "@typescript-eslint/eslint-plugin": "^5.46.1",
     "@typescript-eslint/parser": "^5.46.1",
     "commander": "^10.0.0",
     "comment-json": "^4.2.3",
     "eslint-plugin-deprecation": "^1.4.1",
-    "fastify": "^4.25.2",
-    "fastify-multer": "^2.0.3",
+    "fastify": "^4.28.1",
     "git-last-commit": "^1.0.1",
     "inquirer": "^8.2.5",
     "rimraf": "^3.0.2",

packages/core/src/decorators/TypedFormData.ts

@@ -9,8 +9,7 @@ import type express from "express";
 import type { FastifyReply, FastifyRequest } from "fastify";
 import fastifyMulter from "fastify-multer";
 import type * as FastifyMulter from "fastify-multer/lib/interfaces";
-import "fastify-multer/typings/fastify/index.d.ts";
-import expressMulter from "multer";
+import ExpressMulter from "multer";
 
 import type { IRequestFormDataProps } from "../options/IRequestFormDataProps";
 import { Singleton } from "../utils/Singleton";
@@ -71,10 +70,18 @@ export namespace TypedFormData {
    *
    * Much easier and type safer than `@nest.UploadFile()` decorator.
    *
-   * @param props Automatically filled by transformer
+   * @param options Options for the `multer` or `fastify-multer`
+   */
+  export function Body(
+    options?: ExpressMulter.Options | FastifyMulter.Options,
+  ): ParameterDecorator;
+
+  /**
+   * @internal
    */
   export function Body<T extends object>(
-    props?: IRequestFormDataProps<T>,
+    options: ExpressMulter.Options | FastifyMulter.Options | undefined,
+    props?: IRequestFormDataProps<T> | undefined,
   ): ParameterDecorator {
     if (typeof File === "undefined")
       throw new Error(
@@ -83,7 +90,9 @@ export namespace TypedFormData {
     const checker = validate_request_form_data(props);
     const predicator = (type: "express" | "fastify") =>
       new Singleton(() =>
-        type === "express" ? decodeExpress(props!) : decodeFastify(props!),
+        type === "express"
+          ? decodeExpress(options as ExpressMulter.Options | undefined, props!)
+          : decodeFastify(options as FastifyMulter.Options | undefined, props!),
       );
     return createParamDecorator(async function TypedFormDataBody(
       _unknown: any,
@@ -113,8 +122,11 @@ export namespace TypedFormData {
 /**
  * @internal
  */
-const decodeExpress = <T>(props: IRequestFormDataProps<T>) => {
-  const upload = expressMulter(props.options as expressMulter.Options).fields(
+const decodeExpress = <T>(
+  options: ExpressMulter.Options | undefined,
+  props: IRequestFormDataProps<T>,
+) => {
+  const upload = ExpressMulter(options).fields(
     props!.files.map((file) => ({
       name: file.name,
       ...(file.limit === 1 ? { maxCount: 1 } : {}),
@@ -146,8 +158,11 @@ const decodeExpress = <T>(props: IRequestFormDataProps<T>) => {
 /**
  * @internal
  */
-const decodeFastify = <T>(props: IRequestFormDataProps<T>) => {
-  const fastifyInstance = fastifyMulter(props.options as FastifyMulter.Options);
+const decodeFastify = <T>(
+  options: FastifyMulter.Options | undefined,
+  props: IRequestFormDataProps<T>,
+) => {
+  const fastifyInstance = fastifyMulter(options);
   const upload = fastifyInstance.fields(
     props!.files.map((file) => ({
       name: file.name,
@@ -166,8 +181,8 @@ const decodeFastify = <T>(props: IRequestFormDataProps<T>) => {
     response: FastifyReply;
   }): Promise<FormData> => {
     if (
-      socket.request.files === undefined ||
-      typeof socket.request.files !== "function"
+      (socket.request as any).files === undefined ||
+      (typeof socket.request as any).files !== "function"
     )
       throw new InternalServerErrorException(
         "Have not configured the `fastify-multer` plugin yet. Inquiry to the backend developer.",
@@ -180,7 +195,8 @@ const decodeFastify = <T>(props: IRequestFormDataProps<T>) => {
       if (Array.isArray(value))
         for (const elem of value) data.append(key, String(elem));
       else data.append(key, String(value));
-    if (socket.request.files) parseFiles(data)(socket.request.files);
+    if ((socket.request as any).files)
+      parseFiles(data)((socket.request as any).files);
     return data;
   };
 };

packages/core/src/options/IRequestFormDataProps.ts

@@ -1,5 +1,3 @@
-import type fastifyMulter from "fastify-multer/lib/interfaces";
-import type expressMulter from "multer";
 import { IValidation } from "typia";
 
 export interface IRequestFormDataProps<T> {
@@ -8,7 +6,6 @@ export interface IRequestFormDataProps<T> {
     | IRequestFormDataProps.IAssert<T>
     | IRequestFormDataProps.IIs<T>
     | IRequestFormDataProps.IValidate<T>;
-  options?: expressMulter.Options | fastifyMulter.Options;
 }
 export namespace IRequestFormDataProps {
   export interface IAssert<T> {

packages/core/src/transformers/ParameterDecoratorTransformer.ts

@@ -100,9 +100,14 @@ const FUNCTORS: Record<string, Programmer> = {
       ? props.arguments
       : [TypedQueryBodyProgrammer.generate(props)],
   "TypedFormData.Body": (props) =>
-    props.arguments.length
-      ? props.arguments
-      : [TypedFormDataBodyProgrammer.generate(props)],
+    props.arguments.length === 0
+      ? [
+          ts.factory.createIdentifier("undefined"),
+          TypedFormDataBodyProgrammer.generate(props),
+        ]
+      : props.arguments.length === 1
+        ? [props.arguments[0], TypedFormDataBodyProgrammer.generate(props)]
+        : props.arguments,
   PlainBody: (props) =>
     props.arguments.length
       ? props.arguments