From 1b6181e434422d3fe5aa49f59f1e7adc4ec4ce8f Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Bartek=20Iwa=C5=84czuk?= <biwanczuk@gmail.com>
Date: Tue, 28 Apr 2020 21:46:39 +0200
Subject: refactor: factor out datagram from Deno.listen(), make it unstable
 (#4968)

This commit changes Deno.listen() API by factoring out datagram listeners to Deno.listenDatagram(). New Deno.listenDatagram() is unstable.
---
 cli/js/net.ts | 39 +++++++++++++++++++++++----------------
 1 file changed, 23 insertions(+), 16 deletions(-)

(limited to 'cli/js/net.ts')

diff --git a/cli/js/net.ts b/cli/js/net.ts
index 05503b232..962c78a5b 100644
--- a/cli/js/net.ts
+++ b/cli/js/net.ts
@@ -146,36 +146,43 @@ export function listen(
 export function listen(
   options: UnixListenOptions & { transport: "unix" }
 ): Listener;
-export function listen(
+export function listen(options: ListenOptions | UnixListenOptions): Listener {
+  let res;
+
+  if (options.transport === "unix") {
+    res = netOps.listen(options);
+  } else {
+    res = netOps.listen({
+      transport: "tcp",
+      hostname: "127.0.0.1",
+      ...(options as ListenOptions),
+    });
+  }
+
+  return new ListenerImpl(res.rid, res.localAddr);
+}
+
+export function listenDatagram(
   options: ListenOptions & { transport: "udp" }
 ): DatagramConn;
-export function listen(
+export function listenDatagram(
   options: UnixListenOptions & { transport: "unixpacket" }
 ): DatagramConn;
-export function listen(
+export function listenDatagram(
   options: ListenOptions | UnixListenOptions
-): Listener | DatagramConn {
+): DatagramConn {
   let res;
-
-  if (options.transport === "unix" || options.transport === "unixpacket") {
+  if (options.transport === "unixpacket") {
     res = netOps.listen(options);
   } else {
     res = netOps.listen({
-      transport: "tcp",
+      transport: "udp",
       hostname: "127.0.0.1",
       ...(options as ListenOptions),
     });
   }
 
-  if (
-    !options.transport ||
-    options.transport === "tcp" ||
-    options.transport === "unix"
-  ) {
-    return new ListenerImpl(res.rid, res.localAddr);
-  } else {
-    return new DatagramImpl(res.rid, res.localAddr);
-  }
+  return new DatagramImpl(res.rid, res.localAddr);
 }
 
 export interface ConnectOptions {
-- 
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