fix(decorators): change decorators names

Author: snirs90

src/decorators.ts

@@ -53,29 +53,39 @@ export function Exclude(options?: ExcludeOptions) {
 }
 
 /**
- * Return the object with the exposed properties only.
+ * Transform the object from class to plain object and return only with the exposed properties.
  */
-export function TransformMethod(params?: ClassTransformOptions, method?: "classToPlain"|"classToClass"): Function {
+export function TransformClassToPlain(params?: ClassTransformOptions): Function {
 
     return function (target: Function, propertyKey: string, descriptor: PropertyDescriptor) {
         const classTransformer: ClassTransformer = new ClassTransformer();
+        const MethodTransformer: Function = classTransformer.classToPlain;
         const originalMethod = descriptor.value;
 
         descriptor.value = function(...args: any[]) {
             const result: any = originalMethod.apply(this, args);
-            const isPromise = !!result && (typeof result === "object" || typeof result === "function") && typeof result.then === "function";
+            const isPromise = !!result && (typeof result === "object" || typeof result === "function") && typeof result.then === "function";          
 
-            let transformer: Function;
+            return isPromise ? result.then((data: any) => MethodTransformer(data, params)) : MethodTransformer(result, params);
+        };
+    };
+}
+
+/**
+ * Return the class instance only with the exposed properties.
+ */
+export function TransformClassToClass(params?: ClassTransformOptions): Function {
 
-            switch (method) {
-                case "classToClass":
-                    transformer = classTransformer.classToClass;
-                    break;
-                case "classToPlain": default:
-                    transformer = classTransformer.classToPlain;
-            }
+    return function (target: Function, propertyKey: string, descriptor: PropertyDescriptor) {
+        const classTransformer: ClassTransformer = new ClassTransformer();
+        const MethodTransformer: Function = classTransformer.classToClass;
+        const originalMethod = descriptor.value;
+        
+        descriptor.value = function(...args: any[]) {
+            const result: any = originalMethod.apply(this, args);
+            const isPromise = !!result && (typeof result === "object" || typeof result === "function") && typeof result.then === "function";
 
-            return isPromise ? result.then((data: any) => transformer(data, params)) : transformer(result, params);
+            return isPromise ? result.then((data: any) => MethodTransformer(data, params)) : MethodTransformer(result, params);
         };
     };
 }

test/functional/transformer-method.spec.ts

@@ -1,9 +1,9 @@
 import "reflect-metadata";
 import {defaultMetadataStorage} from "../../src/storage";
-import {Exclude, Expose, TransformMethod} from "../../src/decorators";
+import {Exclude, Expose, TransformClassToPlain, TransformClassToClass} from "../../src/decorators";
 import {expect} from "chai";
 
-describe("transformer method decorator", () => {
+describe("transformer methods decorator", () => {
 
     it("should expose non configuration properties and return User instance class", () => {
         defaultMetadataStorage.clear();
@@ -24,7 +24,7 @@ describe("transformer method decorator", () => {
 
         class UserController {
 
-            @TransformMethod({}, "classToClass")
+            @TransformClassToClass()
             getUser() {
                 const user = new User();
                 user.firstName = "Snir";
@@ -69,7 +69,7 @@ describe("transformer method decorator", () => {
 
         class UserController {
 
-            @TransformMethod()
+            @TransformClassToPlain()
             getUser() {
                 const user = new User();
                 user.firstName = "Snir";
@@ -115,7 +115,7 @@ describe("transformer method decorator", () => {
 
         class UserController {
 
-            @TransformMethod({ groups: ["user.permissions"] })
+            @TransformClassToPlain({ groups: ["user.permissions"] })
             getUserWithRoles() {
                 const user = new User();
                 user.firstName = "Snir";
@@ -167,7 +167,7 @@ describe("transformer method decorator", () => {
 
         class UserController {
 
-            @TransformMethod({ version: 1 })
+            @TransformClassToPlain({ version: 1 })
             getUserVersion1() {
                 const user = new User();
                 user.firstName = "Snir";
@@ -179,7 +179,7 @@ describe("transformer method decorator", () => {
                 return user;
             }
 
-            @TransformMethod({ version: 2 })
+            @TransformClassToPlain({ version: 2 })
             getUserVersion2() {
                 const user = new User();
                 user.firstName = "Snir";