feat: support esm projects

e2e/jest.config.js

@@ -1,12 +1,12 @@
-const base = require("../jest.base")
-const {name: displayName} = require("./package.json")
+import base from "../jest.base.js"
+import pkg from "./package.json" with {type: "json"}
 
 /**
  * @type { import('@jest/types').Config.ProjectConfig }
  */
 const config = {
   ...base,
-  displayName,
+  displayName: pkg.name,
 }
 
-module.exports = config
+export default config

e2e/package.json

@@ -5,6 +5,7 @@
   "author": "Michael Nahkies",
   "license": "MIT",
   "private": true,
+  "type": "module",
   "scripts": {
     "clean": "rm -rf ./dist && rm -rf ./src/generated",
     "generate": "./scripts/generate.sh",

e2e/src/express.entrypoint.ts

@@ -1,10 +1,10 @@
 import {type NextFunction, type Request, type Response, Router} from "express"
-import {bootstrap} from "./generated/server/express"
-import {createEscapeHatchesRouter} from "./routes/express/escape-hatches"
-import {createMediaTypesRouter} from "./routes/express/media-types"
-import {createRequestHeadersRouter} from "./routes/express/request-headers"
-import {createValidationRouter} from "./routes/express/validation"
-import {createErrorResponse} from "./shared"
+import {bootstrap} from "./generated/server/express/index.ts"
+import {createEscapeHatchesRouter} from "./routes/express/escape-hatches.ts"
+import {createMediaTypesRouter} from "./routes/express/media-types.ts"
+import {createRequestHeadersRouter} from "./routes/express/request-headers.ts"
+import {createValidationRouter} from "./routes/express/validation.ts"
+import {createErrorResponse} from "./shared.ts"
 
 function createRouter() {
   const router = Router()

e2e/src/index.axios.spec.ts

@@ -1,10 +1,13 @@
 import type {Server} from "node:http"
 import {afterAll, beforeAll, describe, expect, it} from "@jest/globals"
 import type {AxiosError} from "axios"
-import {ApiClient, E2ETestClientServers} from "./generated/client/axios/client"
-import type {t_ProductOrder} from "./generated/client/axios/models"
-import {startServerFunctions} from "./index"
-import {numberBetween} from "./test-utils"
+import {
+  ApiClient,
+  E2ETestClientServers,
+} from "./generated/client/axios/client.ts"
+import type {t_ProductOrder} from "./generated/client/axios/models.ts"
+import {startServerFunctions} from "./index.ts"
+import {numberBetween} from "./test-utils.ts"
 
 describe.each(startServerFunctions)(
   "e2e - typescript-axios client against $name server",

e2e/src/index.fetch.spec.ts

@@ -1,9 +1,12 @@
 import type {Server} from "node:http"
 import {afterAll, beforeAll, describe, expect, it} from "@jest/globals"
-import {ApiClient, E2ETestClientServers} from "./generated/client/fetch/client"
-import type {t_ProductOrder} from "./generated/client/fetch/models"
-import {startServerFunctions} from "./index"
-import {numberBetween} from "./test-utils"
+import {
+  ApiClient,
+  E2ETestClientServers,
+} from "./generated/client/fetch/client.ts"
+import type {t_ProductOrder} from "./generated/client/fetch/models.ts"
+import {startServerFunctions} from "./index.ts"
+import {numberBetween} from "./test-utils.ts"
 
 describe.each(startServerFunctions)(
   "e2e - typescript-fetch client against $name server",

e2e/src/index.ts

@@ -1,5 +1,5 @@
-import {startExpressServer} from "./express.entrypoint"
-import {startKoaServer} from "./koa.entrypoint"
+import {startExpressServer} from "./express.entrypoint.ts"
+import {startKoaServer} from "./koa.entrypoint.ts"
 
 type StartServerFunction = {
   name: string

e2e/src/koa.entrypoint.ts

@@ -1,10 +1,10 @@
 import Router from "@koa/router"
-import {bootstrap} from "./generated/server/koa"
-import {createEscapeHatchesRouter} from "./routes/koa/escape-hatches"
-import {createMediaTypesRouter} from "./routes/koa/media-types"
-import {createRequestHeadersRouter} from "./routes/koa/request-headers"
-import {createValidationRouter} from "./routes/koa/validation"
-import {createErrorResponse} from "./shared"
+import {bootstrap} from "./generated/server/koa/index.ts"
+import {createEscapeHatchesRouter} from "./routes/koa/escape-hatches.ts"
+import {createMediaTypesRouter} from "./routes/koa/media-types.ts"
+import {createRequestHeadersRouter} from "./routes/koa/request-headers.ts"
+import {createValidationRouter} from "./routes/koa/validation.ts"
+import {createErrorResponse} from "./shared.ts"
 
 function createRouter() {
   const router = new Router()

e2e/src/routes/express/escape-hatches.ts

@@ -2,7 +2,7 @@ import {SkipResponse} from "@nahkies/typescript-express-runtime/server"
 import {
   createRouter,
   type GetEscapeHatchesPlainText,
-} from "../../generated/server/express/routes/escape-hatches"
+} from "../../generated/server/express/routes/escape-hatches.ts"
 
 const getEscapeHatchesPlainText: GetEscapeHatchesPlainText = async (
   _,

e2e/src/routes/express/media-types.ts

@@ -3,7 +3,7 @@ import {
   createRouter,
   type PostMediaTypesText,
   type PostMediaTypesXWwwFormUrlencoded,
-} from "../../generated/server/express/routes/media-types"
+} from "../../generated/server/express/routes/media-types.ts"
 
 const postMediaTypesText: PostMediaTypesText = async (
   {body},

e2e/src/routes/express/request-headers.ts

@@ -2,7 +2,7 @@ import {
   createRouter,
   type GetHeadersRequest,
   type GetHeadersUndeclared,
-} from "../../generated/server/express/routes/request-headers"
+} from "../../generated/server/express/routes/request-headers.ts"
 
 const getHeadersUndeclared: GetHeadersUndeclared = async (
   {headers},

e2e/src/routes/express/validation.ts

@@ -5,7 +5,7 @@ import {
   type GetValidationNumbersRandomNumber,
   type PostValidationEnums,
   type PostValidationOptionalBody,
-} from "../../generated/server/express/routes/validation"
+} from "../../generated/server/express/routes/validation.ts"
 
 const postValidationEnums: PostValidationEnums = async ({body}, respond) => {
   return respond.with200().body(body)

e2e/src/routes/koa/escape-hatches.ts

@@ -2,7 +2,7 @@ import {SkipResponse} from "@nahkies/typescript-koa-runtime/server"
 import {
   createRouter,
   type GetEscapeHatchesPlainText,
-} from "../../generated/server/koa/routes/escape-hatches"
+} from "../../generated/server/koa/routes/escape-hatches.ts"
 
 const getEscapeHatchesPlainText: GetEscapeHatchesPlainText = async (
   _,

e2e/src/routes/koa/media-types.ts

@@ -3,7 +3,7 @@ import {
   createRouter,
   type PostMediaTypesText,
   type PostMediaTypesXWwwFormUrlencoded,
-} from "../../generated/server/koa/routes/media-types"
+} from "../../generated/server/koa/routes/media-types.ts"
 
 const postMediaTypesText: PostMediaTypesText = async (
   {body},

e2e/src/routes/koa/request-headers.ts

@@ -2,7 +2,7 @@ import {
   createRouter,
   type GetHeadersRequest,
   type GetHeadersUndeclared,
-} from "../../generated/server/koa/routes/request-headers"
+} from "../../generated/server/koa/routes/request-headers.ts"
 
 const getHeadersUndeclared: GetHeadersUndeclared = async (
   {headers},

e2e/src/routes/koa/validation.ts

@@ -5,7 +5,7 @@ import {
   type GetValidationNumbersRandomNumber,
   type PostValidationEnums,
   type PostValidationOptionalBody,
-} from "../../generated/server/koa/routes/validation"
+} from "../../generated/server/koa/routes/validation.ts"
 
 const postValidationEnums: PostValidationEnums = async ({body}, respond) => {
   return respond.with200().body(body)

e2e/tsconfig.json

@@ -3,7 +3,11 @@
   "compilerOptions": {
     "composite": false,
     "outDir": "./dist",
-    "rootDir": "./src"
+    "rootDir": "./src",
+    "module": "NodeNext",
+    "target": "ESNext",
+    "verbatimModuleSyntax": true,
+    "rewriteRelativeImportExtensions": true
   },
   "include": ["src/**/*"]
 }

integration-tests/typescript-express/package.json

@@ -5,6 +5,7 @@
   "author": "Michael Nahkies",
   "license": "MIT",
   "private": true,
+  "type": "module",
   "scripts": {
     "clean": "rm -rf ./dist && rm -rf ./src/generated",
     "validate": "tsc -p ./tsconfig.json"