fix lint issues and support generics for params

.github/FUNDING.yml

@@ -0,0 +1,4 @@
+# These are supported funding model platforms
+
+ko_fi: v1rtl
+liberapay: v1rtl

.vscode/settings.json

@@ -1,3 +1,4 @@
 {
-  "deno.enable": true
+  "deno.enable": true,
+  "deno.lint": true
 }

README.md

@@ -8,14 +8,19 @@
 
 JSONRPC server implementation with native WebSocket, based on [jsonrpc](https://github.com/Vehmloewff/jsonrpc).
 
+## Features
+
+- No dependencies
+- Typed parameters
+
 ## Example
 
 ```ts
 import { App } from 'https://x.nest.land/rpc/mod.ts'
 
 const app = new App()
 
-app.method('hello', (params) => {
+app.method<[string]>('hello', (params) => {
   return `Hello ${params[0]}`
 })
 

request.ts

@@ -1,6 +1,7 @@
 import { JsonRpcRequest } from './types.ts'
 import { makeArray } from './utils.ts'
 
+// deno-lint-ignore no-explicit-any
 export function send(socket: WebSocket, message: any) {
   const messages = makeArray(message)
   messages.forEach((message) => {
@@ -15,7 +16,7 @@ export function parseRequest(json: string): (JsonRpcRequest | 'invalid')[] | 'pa
     const arr = makeArray(JSON.parse(json))
     const res: (JsonRpcRequest | 'invalid')[] = []
 
-    for (let obj of arr) {
+    for (const obj of arr) {
       if (typeof obj !== 'object') res.push('invalid')
       else if (!obj) res.push('invalid')
       else if (obj.jsonrpc !== '2.0') res.push('invalid')
@@ -26,7 +27,7 @@ export function parseRequest(json: string): (JsonRpcRequest | 'invalid')[] | 'pa
     if (!res.length) return ['invalid']
 
     return res
-  } catch (e) {
+  } catch {
     return 'parse-error'
   }
 }

server.ts

@@ -71,7 +71,7 @@ export class App {
    * @param method method name
    * @param handler method handler
    */
-  method(method: string, handler: (params: Parameters, clientId: string) => Promise<any>) {
+  method<T = any>(method: string, handler: (params: Parameters<T>, clientId: string) => any | Promise<any>) {
     this.methods.set(method, handler)
   }
 
@@ -88,7 +88,7 @@ export class App {
     const requests = parseRequest(data)
     if (requests === 'parse-error') return send(sock, { id: null, error: { code: -32700, message: 'Parse error' } })
 
-    const responses: any[] = []
+    const responses: unknown[] = []
 
     const promises = requests.map(async (request) => {
       if (request === 'invalid')

types.ts

@@ -1,4 +1,4 @@
-export type Parameters = any[]
+export type Parameters<T = any> = T[]
 
 export interface JsonRpcRequest {
   method: string