Add definitions for 16 packages of the @feathersjs scope (#22805)

* add various packages in @feathersjs scope

* formatting, make feathers package pass linting.

* add typings for feathersjs core packages:

@feathersjs/authentication
@feathersjs/authentication-client
@feathersjs/authentication-jwt
@feathersjs/authentication-local
@feathersjs/authentication-oauth1
@feathersjs/authentication-oauth2
@feathersjs/configuration
@feathersjs/errors
@feathersjs/express
@feathersjs/feathers
@feathersjs/primus
@feathersjs/primus-client
@feathersjs/rest-client
@feathersjs/socket-commons
@feathersjs/socketio
@feathersjs/socketio-client

* remove unnecessary package.json files

* fix TS versions

* add some tests, fix errors module, add doc comments, minor todos left

types/feathersjs__socketio/feathersjs__socketio-tests.ts

@@ -0,0 +1,10 @@
+import feathers, { Application } from '@feathersjs/feathers';
+import feathersSocketIO from '@feathersjs/socketio';
+
+const app: Application<{}> = feathers();
+
+app.configure(feathersSocketIO(1337, {}));
+app.configure(feathersSocketIO(io => {}));
+app.configure(feathersSocketIO({}, io => {}));
+app.configure(feathersSocketIO(1337, io => {}));
+app.configure(feathersSocketIO(1337, {}, io => {}));

types/feathersjs__socketio/index.d.ts

@@ -0,0 +1,10 @@
+// Type definitions for @feathersjs/socketio 3.0
+// Project: http://feathersjs.com/
+// Definitions by: Jan Lohage <https://github.com/j2L4e>
+// Definitions: https://github.com/feathersjs-ecosystem/feathers-typescript
+
+/// <reference types="socket.io" />
+
+export default function feathersSocketIO(callback: (io: SocketIO.Server) => void): () => void;
+export default function feathersSocketIO(options: number | SocketIO.ServerOptions, callback?: (io: SocketIO.Server) => void): () => void;
+export default function feathersSocketIO(port: number, options?: SocketIO.ServerOptions, callback?: (io: SocketIO.Server) => void): () => void;

types/feathersjs__socketio/tsconfig.json

@@ -0,0 +1,26 @@
+{
+    "compilerOptions": {
+        "module": "commonjs",
+        "lib": [
+            "es6"
+        ],
+        "noImplicitAny": true,
+        "noImplicitThis": true,
+        "strictNullChecks": true,
+        "strictFunctionTypes": true,
+        "baseUrl": "../",
+        "typeRoots": [
+            "../"
+        ],
+        "types": [],
+        "noEmit": true,
+        "forceConsistentCasingInFileNames": true,
+        "paths": {
+            "@feathersjs/socketio": ["feathersjs__socketio"],
+            "@feathersjs/feathers": ["feathersjs__feathers"]
+        }
+    },
+    "files": [
+        "index.d.ts", "feathersjs__socketio-tests.ts"
+    ]
+}

types/feathersjs__socketio/tslint.json

@@ -0,0 +1,3 @@
+{
+    "extends": "dtslint/dt.json"
+}