From eeba3057f9238711d6db7e238ed808bf0ab1af87 Mon Sep 17 00:00:00 2001
From: Mitchell Hashimoto <mitchell.hashimoto@gmail.com>
Date: Mon, 18 Sep 2023 22:14:04 -0700
Subject: [PATCH] terminal: CSI G must reset pending wrap state

Fixes #479
---
 src/terminal/Terminal.zig | 18 +++++++++++++++++-
 1 file changed, 17 insertions(+), 1 deletion(-)

diff --git a/src/terminal/Terminal.zig b/src/terminal/Terminal.zig
index ba53ffbfe..cdcda7fc5 100644
--- a/src/terminal/Terminal.zig
+++ b/src/terminal/Terminal.zig
@@ -1008,10 +1008,14 @@ pub fn setCursorColAbsolute(self: *Terminal, col_req: usize) void {
         return;
     }
 
-    if (self.status_display != .main) return; // TODO
+    if (self.status_display != .main) {
+        log.err("setCursorColAbsolute: not implemented on status display", .{});
+        return; // TODO
+    }
 
     const col = if (col_req == 0) 1 else col_req;
     self.screen.cursor.x = @min(self.cols, col) - 1;
+    self.screen.cursor.pending_wrap = false;
 }
 
 /// Erase the display.
@@ -2743,6 +2747,18 @@ test "Terminal: deleteChars should shift left" {
     }
 }
 
+test "Terminal: setCursorColAbsolute resets pending wrap" {
+    const alloc = testing.allocator;
+    var t = try init(alloc, 5, 5);
+    defer t.deinit(alloc);
+
+    for ("ABCDE") |c| try t.print(c);
+    try testing.expect(t.screen.cursor.pending_wrap);
+    t.setCursorColAbsolute(1);
+    try testing.expect(!t.screen.cursor.pending_wrap);
+    try testing.expectEqual(@as(usize, 0), t.screen.cursor.x);
+}
+
 // https://github.com/mitchellh/ghostty/issues/272
 // This is also tested in depth in screen resize tests but I want to keep
 // this test around to ensure we don't regress at multiple layers.