nodenext compatibility (#134)

Author: Uzlopak

formbody.js

@@ -3,7 +3,7 @@
 const fp = require('fastify-plugin')
 const { parse: defaultParser } = require('fast-querystring')
 
-function formBodyPlugin (fastify, options, next) {
+function fastifyFormbody (fastify, options, next) {
   const opts = Object.assign({ parser: defaultParser }, options)
   if (typeof opts.parser !== 'function') {
     next(new Error('parser must be a function'))
@@ -22,7 +22,9 @@ function formBodyPlugin (fastify, options, next) {
   next()
 }
 
-module.exports = fp(formBodyPlugin, {
+module.exports = fp(fastifyFormbody, {
   fastify: '4.x',
   name: '@fastify/formbody'
 })
+module.exports.default = fastifyFormbody
+module.exports.fastifyFormbody = fastifyFormbody

types/formbody.d.ts

@@ -1,10 +1,21 @@
 import { FastifyPluginCallback } from 'fastify'
 
-export interface FormBodyPluginOptions {
-  bodyLimit?: number
-  parser?: (str: string) => Record<string, unknown>
-}
+type FastifyFormbody = FastifyPluginCallback<fastifyFormbody.FastifyFormbodyOptions>
+
+declare namespace fastifyFormbody {
+  export interface FastifyFormbodyOptions {
+    bodyLimit?: number
+    parser?: (str: string) => Record<string, unknown>
+  }
 
-declare const formBodyPlugin: FastifyPluginCallback<FormBodyPluginOptions>;
+  /**
+   * @deprecated Use FastifyFormbodyOptions instead
+   */
+  export type FormBodyPluginOptions = FastifyFormbodyOptions
+
+  export const fastifyFormbody: FastifyFormbody
+  export { fastifyFormbody as default }
+}
 
-export default formBodyPlugin
+declare function fastifyFormbody(...params: Parameters<FastifyFormbody>): ReturnType<FastifyFormbody>
+export = fastifyFormbody

types/formbody.test-d.ts

@@ -1,19 +1,20 @@
 import fastify from 'fastify'
 import querystring from 'querystring'
-import formBodyPlugin, { FormBodyPluginOptions } from '..'
+import { expectDeprecated, expectError, expectType } from 'tsd'
+import formBodyPlugin, { FastifyFormbodyOptions, FormBodyPluginOptions } from '..'
 
 const app = fastify()
 app.register(formBodyPlugin)
 
-const emptyOpts: FormBodyPluginOptions = {}
-app.register(formBodyPlugin, emptyOpts)
-
-const bodyLimitOpts: FormBodyPluginOptions = {
+app.register(formBodyPlugin, { })
+app.register(formBodyPlugin, {
   bodyLimit: 1000
-}
-app.register(formBodyPlugin, bodyLimitOpts)
-
-const parserOpts: FormBodyPluginOptions = {
+})
+app.register(formBodyPlugin, {
   parser: (s) => querystring.parse(s)
-}
-app.register(formBodyPlugin, parserOpts)
+})
+
+expectType<FormBodyPluginOptions>({} as FastifyFormbodyOptions)
+expectDeprecated({} as FormBodyPluginOptions)
+
+expectError(app.register(formBodyPlugin, { invalid: true }))