app.jsのts化

src/app.ts

@@ -1,13 +1,13 @@
-var createError = require("http-errors");
-var express = require("express");
-var path = require("path");
-var cookieParser = require("cookie-parser");
-var logger = require("morgan");
+import createError from "http-errors";
+import express from "express";
+import path from "path";
+import cookieParser from "cookie-parser";
+import logger from "morgan";
 
-var indexRouter = require("./routes/index");
-var usersRouter = require("./routes/users");
+import { router as indexRouter } from "./routes/index";
+import { router as usersRouter } from "./routes/users";
 
-var app = express();
+const app = express();
 
 // view engine setup
 app.set("views", path.join(__dirname, "views"));
@@ -38,4 +38,4 @@ app.use(function (err, req, res, next) {
   res.render("error");
 });
 
-module.exports = app;
+export default app;