feat: add exception code

src/exception/400.ts

@@ -1,7 +1,7 @@
 import { BaseException } from './base';
 
 export class BadRequestException extends BaseException {
-  public constructor(messages?: unknown, code?: string) {
+  public constructor(messages?: unknown, code = 'BadRequestException') {
     super(400, messages, code);
   }
 }

src/exception/401.ts

@@ -1,7 +1,7 @@
 import { BaseException } from './base';
 
 export class UnauthorizedException extends BaseException {
-  public constructor(messages?: unknown, code?: string) {
+  public constructor(messages: unknown, code = 'UnauthorizedException') {
     super(401, messages, code);
   }
 }

src/exception/403.ts

@@ -1,7 +1,13 @@
 import { BaseException } from './base';
 
 export class ForbiddenException extends BaseException {
-  public constructor(messages?: unknown, code?: string) {
+  public constructor(messages: unknown, code = 'ForbiddenException') {
+    super(403, messages, code);
+  }
+}
+
+export class NeedVipException extends BaseException {
+  public constructor(messages: unknown, code = 'NeedVip') {
     super(403, messages, code);
   }
 }

src/exception/404.ts

@@ -1,7 +1,7 @@
 import { BaseException } from './base';
 
 export class NotFoundException extends BaseException {
-  public constructor(messages?: unknown, code?: string) {
+  public constructor(messages: unknown, code = 'NotFoundException') {
     super(404, messages, code);
   }
 }

src/exception/4xx.ts

@@ -1,7 +1,7 @@
 import { BaseException } from './base';
 
 export class ClientErrorException extends BaseException {
-  public constructor(message: string, code?: string) {
+  public constructor(message: string, code = 'ClientErrorException') {
     super(400, message, code);
   }
 }

src/exception/500.ts

@@ -1,7 +1,7 @@
 import { BaseException } from './base';
 
 export class InternalErrorException extends BaseException {
-  public constructor(message: string, code?: string) {
+  public constructor(message: string, code = 'InternalErrorException') {
     super(500, message, code);
   }
 }

src/exception/5xx.ts

@@ -1,7 +1,7 @@
 import { BaseException } from './base';
 
 export class ServerErrorException extends BaseException {
-  public constructor(message: string, code?: string) {
+  public constructor(message: string, code = 'ServerErrorException') {
     super(500, message, code);
   }
 }

src/exception/base.ts

@@ -1,24 +1,19 @@
 import { get, replace, snakeCase, startCase } from 'lodash';
 
 export class BaseException extends Error {
-  public name: string;
+  public status: number;
+  public code: string;
   public message: string;
 
   private _messages: unknown;
-  private _code: string;
-  private _status: number;
 
-  public constructor(status: number, messages?: unknown, code?: string) {
+  public constructor(status: number, messages: unknown, code: string) {
     super();
-    this._status = status;
+    this.status = status;
 
-    const baseName = startCase(replace(this.name, /Exception$/, ''));
-
-    this._code = snakeCase(`E ${code ? code : baseName}`).toUpperCase();
-    this._messages = messages ? messages : baseName;
-
-    this.message = `${this._code}: ${this.getFirstMessage()}`;
-    this.name = this.constructor.name;
+    this.code = snakeCase(`E ${startCase(replace(code, /Exception$/, ''))}`).toUpperCase();
+    this._messages = messages;
+    this.message = this.getFirstMessage();
 
     Error.captureStackTrace(this, this.constructor);
   }
@@ -36,8 +31,4 @@ export class BaseException extends Error {
 
     return '';
   }
-
-  public getStatus(): number {
-    return this._status;
-  }
 }

src/exception/index.ts

@@ -1,6 +1,6 @@
 import { BadRequestException } from './400';
 import { UnauthorizedException } from './401';
-import { ForbiddenException } from './403';
+import { ForbiddenException, NeedVipException } from './403';
 import { NotFoundException } from './404';
 import { ClientErrorException } from './4xx';
 import { InternalErrorException } from './500';
@@ -19,5 +19,6 @@ export const exception = {
   BadRequestException,
   UnauthorizedException,
   ForbiddenException,
+  NeedVipException,
   NotFoundException,
 };