От Элизии до Некси

import { Elysia } from "elysia"; new Elysia().get("/api/hello", () => ({ message: "Hello" })).listen(3000);

async def GET():    return {"message": "Hello"}

import { Elysia, t } from "elysia"; new Elysia().get("/api/users/:id", ({ params, query }) => ({ id: params.id, fields: query.fields }), {  params: t.Object({ id: t.Numeric() }),  query: t.Object({ fields: t.Optional(t.String()) }),});

async def GET(id: int, fields: str | None = None):    return {"id": id, "fields": fields}

app.post("/api/items", ({ body, set }) => {  set.status = 201;  return body;}, {  body: t.Object({ name: t.String(), price: t.Number({ exclusiveMinimum: 0 }) }),});

from pydantic import BaseModel, Field from nexy.http import JSONResponse  class NewItem(BaseModel):    name: str    price: float = Field(gt=0)  async def POST(item: NewItem):    return JSONResponse(item.model_dump(), status_code=201)

app.get("/api/me", () => ({ name: "Ada" }), {  response: t.Object({ name: t.String() }),});

from pydantic import BaseModel  class PublicUser(BaseModel):    name: str  async def GET() -> PublicUser:    return {"name": "Ada", "password_hash": "x"}

app.group("/admin", (admin) => admin.get("/stats", () => ({ users: 3 })));

async def GET():    return {"users": 3}

app.group("/admin", (admin) =>  admin    .guard({      beforeHandle({ headers, error }) {        if (headers["x-role"] !== "admin") return error(403, "Admins only");      },    })    .get("/stats", () => ({ users: 3 })),);

from nexy.http import Header, HTTPException  def require_admin(x_role: str = Header("")) -> None:    if x_role != "admin":        raise HTTPException(status_code=403, detail="Admins only")  dependencies = [require_admin]

app  .derive(({ headers }) => ({ token: headers.authorization?.replace("Bearer ", "") }))  .get("/api/whoami", ({ token }) => ({ token }));

from nexy.http import Depends, Header  def token(authorization: str = Header("")) -> str:    return authorization.removeprefix("Bearer ")  async def GET(token: str = Depends(token)):    return {"token": token}

app.onAfterHandle(({ set }) => {  set.headers["x-app"] = "demo";});

from nexy.http import Request  async def middleware(request: Request, call_next):    response = await call_next(request)    response.headers["x-app"] = "demo"    return response

app.get("/api/orders/:id", ({ params, error }) => {  if (Number(params.id) > 100) return error(404, "No such order");  return { id: params.id };});

from nexy.http import HTTPException  async def GET(id: int):    if id > 100:        raise HTTPException(status_code=404, detail="No such order")    return {"id": id}

app.get("/api/theme", ({ cookie: { theme } }) => ({ theme: theme.value ?? "light" }));

from nexy.http import Cookie  async def GET(theme: str = Cookie("light")):    return {"theme": theme}

const app = new Elysia().post("/todos", ({ body }) => ({ title: body.title, done: false }), {  body: t.Object({ title: t.String() }),}); export type App = typeof app;

import { treaty } from "@elysiajs/eden";import type { App } from "./src/index"; const api = treaty<App>("localhost:3000");const { data } = await api.todos.post({ title: "Write the docs" });

from pydantic import BaseModel from nexy.decorators import Action  class Todo(BaseModel):    title: str    done: bool = False  @Actionasync def add_todo(title: str) -> Todo:    return Todo(title=title)

import { useAction } from "@nexy/client";import { add_todo } from "@nexy/actions"; export function AddTodo() {  const { run, pending, data } = useAction(add_todo);  return (    <button disabled={pending} onClick={() => run({ title: "Write the docs" })}>      {data ? `Added ${data.title}` : "Add"}    </button>  );}

import { cors } from "@elysiajs/cors";import { staticPlugin } from "@elysiajs/static";import { swagger } from "@elysiajs/swagger"; app.use(cors({ origin: "https://example.com" })).use(swagger()).use(staticPlugin());

from nexy.core.models import NexyConfigModel  class NexyConfig(NexyConfigModel):    useCORS = {"allow_origins": ["https://example.com"]}

app.ws("/ws/echo", {  message(ws, message) {    ws.send(message);  },});

from fastapi import WebSocket  async def SOCKET(websocket: WebSocket):    await websocket.accept()    await websocket.send_text(await websocket.receive_text())

import { describe, expect, it } from "bun:test"; it("says hello", async () => {  const response = await app.handle(new Request("http://localhost/api/hello"));  expect(await response.json()).toEqual({ message: "Hello" });});

from fastapi.testclient import TestClient from nexy.app import app  def test_hello():    assert TestClient(app).get("/api/hello").json() == {"message": "Hello"}