From 39c2332d35c16454820426269e97d8abdc07d607 Mon Sep 17 00:00:00 2001
From: Mitchell Hashimoto <mitchell.hashimoto@gmail.com>
Date: Sat, 26 Aug 2023 07:42:12 -0700
Subject: [PATCH] input: keypad enter should act as normal "\r" if no other seq
 matches

This matches Kitty behavior on both macOS and Linux. In certain keyboard
modes and Kitty keyboard modes, the behavior changes but those already
matched (tested).
---
 src/input/KeyEncoder.zig    | 14 ++++++++++++++
 src/input/function_keys.zig |  2 +-
 2 files changed, 15 insertions(+), 1 deletion(-)

diff --git a/src/input/KeyEncoder.zig b/src/input/KeyEncoder.zig
index cc0b129ff..e8bb5a466 100644
--- a/src/input/KeyEncoder.zig
+++ b/src/input/KeyEncoder.zig
@@ -1042,6 +1042,20 @@ test "legacy: shift+function key should use all mods" {
     try testing.expectEqualStrings("\x1b[1;2A", actual);
 }
 
+test "legacy: keypad enter" {
+    var buf: [128]u8 = undefined;
+    var enc: KeyEncoder = .{
+        .event = .{
+            .key = .kp_enter,
+            .mods = .{},
+            .consumed_mods = .{},
+        },
+    };
+
+    const actual = try enc.legacy(&buf);
+    try testing.expectEqualStrings("\r", actual);
+}
+
 test "ctrlseq: normal ctrl c" {
     const seq = ctrlSeq(.c, .{ .ctrl = true });
     try testing.expectEqual(@as(u8, 0x03), seq.?);
diff --git a/src/input/function_keys.zig b/src/input/function_keys.zig
index 52dfe75bf..9c6c486d3 100644
--- a/src/input/function_keys.zig
+++ b/src/input/function_keys.zig
@@ -116,7 +116,7 @@ pub const keys = keys: {
     result.set(.kp_multiply, kpDefault("j") ++ pcStyle("\x1bO{}j"));
     result.set(.kp_subtract, kpDefault("m") ++ pcStyle("\x1bO{}m"));
     result.set(.kp_add, kpDefault("k") ++ pcStyle("\x1bO{}k"));
-    result.set(.kp_enter, kpDefault("M") ++ pcStyle("\x1bO{}M"));
+    result.set(.kp_enter, kpDefault("M") ++ pcStyle("\x1bO{}M") ++ .{.{ .sequence = "\r" }});
 
     result.set(.backspace, &.{
         // Modify Keys Normal