From 5a709a2dbf3894dd54689dc2c841e06e12152abb Mon Sep 17 00:00:00 2001
From: Meghan Denny <meghan@bun.com>
Date: Thu, 25 Sep 2025 18:58:44 -0800
Subject: [PATCH] node:tty: use terminal VT mode on Windows (#21161)

mirrors: https://github.com/nodejs/node/pull/58358
---
 src/deps/libuv.zig | 1 +
 src/io/source.zig  | 6 +++++-
 2 files changed, 6 insertions(+), 1 deletion(-)

diff --git a/src/deps/libuv.zig b/src/deps/libuv.zig
index e3b1837f1b..5a59f777ce 100644
--- a/src/deps/libuv.zig
+++ b/src/deps/libuv.zig
@@ -1471,6 +1471,7 @@ pub const struct_uv_tty_s = extern struct {
         normal = 0,
         raw = 1,
         io = 2,
+        vt = 3,
     };
 
     pub fn setMode(this: *uv_tty_t, mode: Mode) ReturnCode {
diff --git a/src/io/source.zig b/src/io/source.zig
index 647c5a8165..aeff0ca5bb 100644
--- a/src/io/source.zig
+++ b/src/io/source.zig
@@ -224,7 +224,11 @@ export fn Source__setRawModeStdin(raw: bool) c_int {
         .result => |tty| tty,
         .err => |e| return e.errno,
     };
-    if (tty.setMode(if (raw) .raw else .normal).toError(.uv_tty_set_mode)) |err| {
+    // UV_TTY_MODE_RAW_VT is a variant of UV_TTY_MODE_RAW that enables control sequence processing on the TTY implementer side,
+    // rather than having libuv translate keypress events into control sequences, aligning behavior more closely with
+    // POSIX platforms. This is also required to support some control sequences at all on Windows, such as bracketed paste mode.
+    // The Node.js readline implementation handles differences between these modes.
+    if (tty.setMode(if (raw) .vt else .normal).toError(.uv_tty_set_mode)) |err| {
         return err.errno;
     }
     return 0;