feat(dependencies): Remove direct debug dependency

packages/authentication-client/package.json

@@ -55,8 +55,7 @@
     "@feathersjs/authentication": "^5.0.0-pre.2",
     "@feathersjs/commons": "^5.0.0-pre.2",
     "@feathersjs/errors": "^5.0.0-pre.2",
-    "@feathersjs/feathers": "^5.0.0-pre.2",
-    "debug": "^4.3.1"
+    "@feathersjs/feathers": "^5.0.0-pre.2"
   },
   "devDependencies": {
     "@feathersjs/adapter-memory": "^5.0.0-pre.2",

packages/authentication-local/package.json

@@ -53,10 +53,10 @@
   },
   "dependencies": {
     "@feathersjs/authentication": "^5.0.0-pre.2",
+    "@feathersjs/commons": "^5.0.0-pre.2",
     "@feathersjs/errors": "^5.0.0-pre.2",
     "@feathersjs/feathers": "^5.0.0-pre.2",
     "bcryptjs": "^2.4.3",
-    "debug": "^4.3.1",
     "lodash": "^4.17.21"
   },
   "devDependencies": {

packages/authentication-local/src/hooks/hash-password.ts

@@ -2,11 +2,11 @@ import get from 'lodash/get';
 import set from 'lodash/set';
 import cloneDeep from 'lodash/cloneDeep';
 import { BadRequest } from '@feathersjs/errors';
-import Debug from 'debug';
+import { createDebug } from '@feathersjs/commons';
 import { HookContext } from '@feathersjs/feathers';
 import { LocalStrategy } from '../strategy';
 
-const debug = Debug('@feathersjs/authentication-local/hooks/hash-password');
+const debug = createDebug('@feathersjs/authentication-local/hooks/hash-password');
 
 export interface HashPasswordOptions {
   authentication?: string;

packages/authentication-local/src/strategy.ts

@@ -2,14 +2,14 @@
 import bcrypt from 'bcryptjs';
 import get from 'lodash/get';
 import omit from 'lodash/omit';
-import Debug from 'debug';
 import { NotAuthenticated } from '@feathersjs/errors';
 import { Query, Params } from '@feathersjs/feathers';
 import {
   AuthenticationRequest, AuthenticationBaseStrategy
 } from '@feathersjs/authentication';
+import { createDebug } from '@feathersjs/commons';
 
-const debug = Debug('@feathersjs/authentication-local/strategy');
+const debug = createDebug('@feathersjs/authentication-local/strategy');
 
 export class LocalStrategy extends AuthenticationBaseStrategy {
   verifyConfiguration () {

packages/authentication-oauth/package.json

@@ -53,10 +53,10 @@
   },
   "dependencies": {
     "@feathersjs/authentication": "^5.0.0-pre.2",
+    "@feathersjs/commons": "^5.0.0-pre.2",
     "@feathersjs/errors": "^5.0.0-pre.2",
     "@feathersjs/express": "^5.0.0-pre.2",
     "@feathersjs/feathers": "^5.0.0-pre.2",
-    "debug": "^4.3.1",
     "express-session": "^1.17.1",
     "grant": "^5.4.12",
     "lodash": "^4.17.21"

packages/authentication-oauth/src/express.ts

@@ -1,6 +1,6 @@
 import grant from 'grant';
-import Debug from 'debug';
 import session from 'express-session';
+import { createDebug } from '@feathersjs/commons';
 import { Application } from '@feathersjs/feathers';
 import { AuthenticationResult } from '@feathersjs/authentication';
 import {
@@ -11,7 +11,7 @@ import { OauthSetupSettings } from './utils';
 import { OAuthStrategy } from './strategy';
 
 const grantInstance = grant.express();
-const debug = Debug('@feathersjs/authentication-oauth/express');
+const debug = createDebug('@feathersjs/authentication-oauth/express');
 
 declare module 'express-session' {
   interface SessionData {

packages/authentication-oauth/src/index.ts

@@ -1,13 +1,13 @@
-import Debug from 'debug';
 import merge from 'lodash/merge';
 import each from 'lodash/each';
 import omit from 'lodash/omit';
+import { createDebug } from '@feathersjs/commons';
 import { Application } from '@feathersjs/feathers';
 import { OAuthStrategy, OAuthProfile } from './strategy';
 import { default as setupExpress } from './express';
 import { OauthSetupSettings, getDefaultSettings } from './utils';
 
-const debug = Debug('@feathersjs/authentication-oauth');
+const debug = createDebug('@feathersjs/authentication-oauth');
 
 export { OauthSetupSettings, OAuthStrategy, OAuthProfile };
 

packages/authentication-oauth/src/strategy.ts

@@ -1,14 +1,14 @@
 /* eslint-disable @typescript-eslint/no-unused-vars */
 // @ts-ignore
 import querystring from 'querystring';
-import Debug from 'debug';
 import {
   AuthenticationRequest, AuthenticationBaseStrategy, AuthenticationResult
 } from '@feathersjs/authentication';
 import { Params } from '@feathersjs/feathers';
 import { NotAuthenticated } from '@feathersjs/errors';
+import { createDebug } from '@feathersjs/commons';
 
-const debug = Debug('@feathersjs/authentication-oauth/strategy');
+const debug = createDebug('@feathersjs/authentication-oauth/strategy');
 
 export interface OAuthProfile {
   id?: string|number;

packages/authentication/package.json

@@ -52,11 +52,11 @@
     "access": "public"
   },
   "dependencies": {
+    "@feathersjs/commons": "^5.0.0-pre.2",
     "@feathersjs/errors": "^5.0.0-pre.2",
     "@feathersjs/feathers": "^5.0.0-pre.2",
     "@feathersjs/transport-commons": "^5.0.0-pre.2",
     "@types/jsonwebtoken": "^8.5.1",
-    "debug": "^4.3.1",
     "jsonwebtoken": "^8.5.1",
     "lodash": "^4.17.21",
     "long-timeout": "^0.1.1",

packages/authentication/src/core.ts

@@ -2,12 +2,12 @@ import merge from 'lodash/merge';
 import jsonwebtoken, { SignOptions, Secret, VerifyOptions } from 'jsonwebtoken';
 import { v4 as uuidv4 } from 'uuid';
 import { NotAuthenticated } from '@feathersjs/errors';
-import Debug from 'debug';
+import { createDebug } from '@feathersjs/commons';
 import { Application, Params } from '@feathersjs/feathers';
 import { IncomingMessage, ServerResponse } from 'http';
 import defaultOptions from './options';
 
-const debug = Debug('@feathersjs/authentication/base');
+const debug = createDebug('@feathersjs/authentication/base');
 
 export interface AuthenticationResult {
   [key: string]: any;

packages/authentication/src/hooks/authenticate.ts

@@ -2,9 +2,9 @@ import flatten from 'lodash/flatten';
 import omit from 'lodash/omit';
 import { HookContext } from '@feathersjs/feathers';
 import { NotAuthenticated } from '@feathersjs/errors';
-import Debug from 'debug';
+import { createDebug } from '@feathersjs/commons';
 
-const debug = Debug('@feathersjs/authentication/hooks/authenticate');
+const debug = createDebug('@feathersjs/authentication/hooks/authenticate');
 
 export interface AuthenticateHookSettings {
   service?: string;

packages/authentication/src/hooks/event.ts

@@ -1,8 +1,8 @@
-import Debug from 'debug';
 import { HookContext } from '@feathersjs/feathers';
+import { createDebug } from '@feathersjs/commons';
 import { ConnectionEvent } from '../core';
 
-const debug = Debug('@feathersjs/authentication/hooks/connection');
+const debug = createDebug('@feathersjs/authentication/hooks/connection');
 
 export default (event: ConnectionEvent) => async (context: HookContext) => {
   const { app, result, params } = context;

packages/authentication/src/jwt.ts

@@ -1,16 +1,16 @@
 /* eslint-disable @typescript-eslint/no-unused-vars */
-import Debug from 'debug';
 import omit from 'lodash/omit';
 import { IncomingMessage } from 'http';
 import { NotAuthenticated } from '@feathersjs/errors';
 import { Params } from '@feathersjs/feathers';
+import { createDebug } from '@feathersjs/commons';
 // @ts-ignore
 import lt from 'long-timeout';
 
 import { AuthenticationBaseStrategy } from './strategy';
 import { AuthenticationRequest, AuthenticationResult, ConnectionEvent } from './core';
 
-const debug = Debug('@feathersjs/authentication/jwt');
+const debug = createDebug('@feathersjs/authentication/jwt');
 const SPLIT_HEADER = /(\S+)\s+(\S+)/;
 
 export class JWTStrategy extends AuthenticationBaseStrategy {

packages/authentication/src/service.ts

@@ -1,13 +1,13 @@
-import Debug from 'debug';
 import merge from 'lodash/merge';
 import { NotAuthenticated } from '@feathersjs/errors';
 import { AuthenticationBase, AuthenticationResult, AuthenticationRequest } from './core';
 import { connection, event } from './hooks';
 import '@feathersjs/transport-commons';
+import { createDebug } from '@feathersjs/commons';
 import { Params, ServiceMethods, ServiceAddons } from '@feathersjs/feathers';
 import jsonwebtoken from 'jsonwebtoken';
 
-const debug = Debug('@feathersjs/authentication/service');
+const debug = createDebug('@feathersjs/authentication/service');
 
 declare module '@feathersjs/feathers/lib/declarations' {
   interface FeathersApplication<ServiceTypes, AppSettings> { // eslint-disable-line

packages/commons/src/debug.ts

@@ -0,0 +1,26 @@
+export type DebugFunction = (...args: any[]) => void;
+export type DebugInitializer = (name: string) => DebugFunction;
+
+const debuggers: { [key: string]: DebugFunction } = {};
+
+export function noopDebug (): DebugFunction {
+  return () => {}
+}
+
+let defaultInitializer: DebugInitializer = noopDebug;
+
+export function setDebug (debug: DebugInitializer) {
+  defaultInitializer = debug;
+
+  Object.keys(debuggers).forEach(name => {
+    debuggers[name] = debug(name);
+  });
+}
+
+export function createDebug (name: string) {
+  if (!debuggers[name]) {
+    debuggers[name] = defaultInitializer(name);
+  }
+
+  return (...args: any[]) => debuggers[name](...args);
+}

packages/commons/src/index.ts

@@ -99,3 +99,5 @@ export function isPromise (result: any) {
 export function createSymbol (name: string) {
   return typeof Symbol !== 'undefined' ? Symbol(name) : name;
 }
+
+export * from './debug';

packages/commons/test/debug.test.ts

@@ -0,0 +1,30 @@
+import { strict as assert } from 'assert';
+import { createDebug, setDebug, noopDebug } from '../src';
+
+const myDebug = createDebug('hello test');
+
+describe('debug', () => {
+  it('default debug does nothing', () => {
+    assert.equal(myDebug('hi', 'there'), undefined);
+  });
+
+  it('can set custom debug later', () => {
+    let call;
+
+    const customDebug = (name: string) => (...args: any[]) => {
+      call = [ name ].concat(args);
+    }
+
+    setDebug(customDebug);
+
+    assert.equal(myDebug('hi', 'there'), undefined);
+    assert.deepEqual(call, [ 'hello test', 'hi', 'there' ]);
+
+    const newDebug = createDebug('other test');
+
+    assert.equal(newDebug('other', 'there'), undefined);
+    assert.deepEqual(call, [ 'other test', 'other', 'there' ]);
+
+    setDebug(noopDebug);
+  });
+});

packages/configuration/package.json

@@ -57,9 +57,9 @@
     "access": "public"
   },
   "dependencies": {
+    "@feathersjs/commons": "^5.0.0-pre.2",
     "@feathersjs/feathers": "^5.0.0-pre.2",
-    "config": "^3.3.6",
-    "debug": "^4.3.1"
+    "config": "^3.3.6"
   },
   "devDependencies": {
     "@types/config": "^0.0.38",

packages/configuration/src/index.ts

@@ -1,8 +1,8 @@
 import { Application } from '@feathersjs/feathers';
-import Debug from 'debug';
+import { createDebug } from '@feathersjs/commons';
 import config from 'config';
 
-const debug = Debug('@feathersjs/configuration');
+const debug = createDebug('@feathersjs/configuration');
 
 export = function init () {
   return (app?: Application) => {

packages/express/package.json

@@ -52,7 +52,6 @@
     "@feathersjs/commons": "^5.0.0-pre.2",
     "@feathersjs/errors": "^5.0.0-pre.2",
     "@types/express": "^4.17.11",
-    "debug": "^4.3.1",
     "express": "^4.17.1",
     "lodash": "^4.17.21"
   },

packages/express/src/authentication.ts

@@ -1,8 +1,8 @@
-import Debug from 'debug';
+import { createDebug } from '@feathersjs/commons';
 import { merge, flatten } from 'lodash';
 import { NextFunction, RequestHandler } from 'express';
 
-const debug = Debug('@feathersjs/express/authentication');
+const debug = createDebug('@feathersjs/express/authentication');
 
 type StrategyOptions = {
   service?: string;

packages/express/src/index.ts

@@ -1,10 +1,10 @@
-import Debug from 'debug';
 import express, {
   Express, static as _static, json, raw, text, urlencoded, query
 } from 'express';
 import {
   Application as FeathersApplication, defaultServiceMethods
 } from '@feathersjs/feathers';
+import { createDebug } from '@feathersjs/commons';
 
 import { Application } from './declarations';
 import { errorHandler, notFound } from './handlers';
@@ -19,7 +19,7 @@ export {
 export * from './rest';
 export * from './declarations';
 
-const debug = Debug('@feathersjs/express');
+const debug = createDebug('@feathersjs/express');
 
 export default function feathersExpress<S = any, C = any> (feathersApp?: FeathersApplication<S, C>, expressApp: Express = express()): Application<S, C> {
   if (!feathersApp) {

packages/express/src/rest.ts

@@ -1,12 +1,12 @@
-import Debug from 'debug';
 import { MethodNotAllowed } from '@feathersjs/errors';
 import { HookContext } from '@feathersjs/hooks';
+import { createDebug } from '@feathersjs/commons';
 import { createContext, defaultServiceMethods, getServiceOptions, NullableId, Params } from '@feathersjs/feathers';
 import { Request, Response, NextFunction, RequestHandler, Router } from 'express';
 
 import { parseAuthentication } from './authentication';
 
-const debug = Debug('@feathersjs/express/rest');
+const debug = createDebug('@feathersjs/express/rest');
 
 export const METHOD_HEADER = 'x-service-method';
 

packages/feathers/package.json

@@ -59,7 +59,6 @@
   "dependencies": {
     "@feathersjs/commons": "^5.0.0-pre.2",
     "@feathersjs/hooks": "^0.6.3",
-    "debug": "^4.3.1",
     "events": "^3.3.0"
   },
   "devDependencies": {

packages/feathers/src/application.ts

@@ -1,6 +1,5 @@
-import Debug from 'debug';
 import { EventEmitter } from 'events';
-import { stripSlashes } from '@feathersjs/commons';
+import { stripSlashes, createDebug } from '@feathersjs/commons';
 import { HOOKS } from '@feathersjs/hooks';
 
 import version from './version';
@@ -21,7 +20,7 @@ import {
 } from './declarations';
 import { enableLegacyHooks } from './hooks/legacy';
 
-const debug = Debug('@feathersjs/feathers');
+const debug = createDebug('@feathersjs/feathers');
 
 export class Feathers<ServiceTypes, AppSettings> extends EventEmitter implements FeathersApplication<ServiceTypes, AppSettings> {
   services: ServiceTypes = ({} as ServiceTypes);

packages/feathers/src/events.ts

@@ -15,7 +15,7 @@ export function eventHook (context: HookContext, next: NextFunction) {
     // This is used for custom events and for client services receiving event from the server
     if (typeof context.event === 'string' && !events.includes(context.event)) {
       const results = Array.isArray(context.result) ? context.result : [ context.result ];
-  
+
       results.forEach(element => (context as any).self.emit(context.event, element, context));
     }
   });
@@ -28,6 +28,6 @@ export function eventMixin<A> (service: FeathersService<A>) {
   if (!isEmitter) {
     Object.assign(service, EventEmitter.prototype);
   }
-  
+
   return service;
 }