Remove /media_types (denoland/deno#4594)

http/file_server.ts

@@ -7,7 +7,6 @@
 // https://github.com/indexzero/http-server/blob/master/test/http-server-test.js
 
 const { args, stat, readdir, open, exit } = Deno;
-import { contentType } from "../media_types/mod.ts";
 import { posix, extname } from "../path/mod.ts";
 import { listenAndServe, ServerRequest, Response } from "./server.ts";
 import { parse } from "../flags/mod.ts";
@@ -41,6 +40,25 @@ const CORSEnabled = serverArgs.cors ? true : false;
 const target = posix.resolve(serverArgs._[1] ?? "");
 const addr = `0.0.0.0:${serverArgs.port ?? serverArgs.p ?? 4500}`;
 
+const MEDIA_TYPES: Record<string, string> = {
+ ".md": "text/markdown",
+ ".html": "text/html",
+ ".htm": "text/html",
+ ".json": "application/json",
+ ".map": "application/json",
+ ".txt": "text/plain",
+ ".ts": "application/typescript",
+ ".tsx": "application/typescript",
+ ".js": "application/javascript",
+ ".jsx": "application/jsx",
+ ".gz": "application/gzip",
+};
+
+/** Returns the content-type based on the extension of a path. */
+function contentType(path: string): string | undefined {
+ return MEDIA_TYPES[extname(path)];
+}
+
 if (serverArgs.h ?? serverArgs.help) {
  console.log(`Deno File Server
  Serves a local directory in HTTP.
@@ -104,7 +122,7 @@ export async function serveFile(
  const [file, fileInfo] = await Promise.all([open(filePath), stat(filePath)]);
  const headers = new Headers();
  headers.set("content-length", fileInfo.size.toString());
- const contentTypeValue = contentType(extname(filePath));
+ const contentTypeValue = contentType(filePath);
  if (contentTypeValue) {
  headers.set("content-type", contentTypeValue);
  }

http/file_server_test.ts

@@ -39,8 +39,7 @@ test("file_server serveFile", async (): Promise<void> => {
  const res = await fetch("http:https://localhost:4500/README.md");
  assert(res.headers.has("access-control-allow-origin"));
  assert(res.headers.has("access-control-allow-headers"));
- assert(res.headers.has("content-type"));
- assert(res.headers.get("content-type")!.includes("charset=utf-8"));
+ assertEquals(res.headers.get("content-type"), "text/markdown");
  const downloadedFile = await res.text();
  const localFile = new TextDecoder().decode(
  await Deno.readFile("README.md")
@@ -148,6 +147,6 @@ test("contentType", async () => {
  const request = new ServerRequest();
  const response = await serveFile(request, "http/testdata/hello.html");
  const contentType = response.headers!.get("content-type");
- assertEquals(contentType, "text/html; charset=utf-8");
+ assertEquals(contentType, "text/html");
  (response.body as Deno.File).close();
 });