fix: avoid Readable.toWeb() which causes CI failure (#71)

src/serve-static.ts

@@ -2,7 +2,6 @@ import type { MiddlewareHandler } from 'hono'
 import { ReadStream, createReadStream, existsSync, lstatSync } from 'fs'
 import { getFilePath } from 'hono/utils/filepath'
 import { getMimeType } from 'hono/utils/mime'
-import { Readable } from 'stream'
 
 export type ServeStaticOptions = {
  /**
@@ -14,6 +13,24 @@ export type ServeStaticOptions = {
  rewriteRequestPath?: (path: string) => string
 }
 
+const createStreamBody = (stream: ReadStream) => {
+ const body = new ReadableStream({
+ start(controller) {
+ stream.on('data', (chunk) => {
+ controller.enqueue(chunk)
+ })
+ stream.on('end', () => {
+ controller.close()
+ })
+ },
+
+ cancel() {
+ stream.destroy()
+ },
+ })
+ return body
+}
+
 export const serveStatic = (options: ServeStaticOptions = { root: '' }): MiddlewareHandler => {
  return async (c, next) => {
  // Do nothing if Response is already set
@@ -52,9 +69,7 @@ export const serveStatic = (options: ServeStaticOptions = { root: '' }): Middlew
 
  if (!range) {
  c.header('Content-Length', size.toString())
- // Ignore the type mismatch. `c.body` can accept ReadableStream.
- // @ts-ignore
- return c.body(ReadStream.toWeb(createReadStream(path)), 200)
+ return c.body(createStreamBody(createReadStream(path)), 200)
  }
 
  c.header('Accept-Ranges', 'bytes')
@@ -76,7 +91,6 @@ export const serveStatic = (options: ServeStaticOptions = { root: '' }): Middlew
  c.header('Content-Length', chunksize.toString())
  c.header('Content-Range', `bytes ${start}-${end}/${stat.size}`)
 
- // @ts-ignore
- return c.body(Readable.toWeb(stream), 206)
+ return c.body(createStreamBody(stream), 206)
  }
 }