From ec745235a95df0004e14069b79689814104c199c Mon Sep 17 00:00:00 2001
From: JJ Liebig <jonathan.liebig@gmail.com>
Date: Thu, 3 Sep 2026 19:03:47 +0200
Subject: fix(windows): preserve LF paste order (#3582)

refs #3172
---
 src/platform/mod.rs     |  9 +++++++++
 src/platform/windows.rs | 12 ++++++++++++
 2 files changed, 21 insertions(+)

(limited to 'src/platform')

diff --git a/src/platform/mod.rs b/src/platform/mod.rs
index b831e120..f15c71ef 100644
--- a/src/platform/mod.rs
+++ b/src/platform/mod.rs
@@ -39,6 +39,15 @@ pub(crate) fn apply_pane_runtime_marker(command: &mut portable_pty::CommandBuild
     apply_pane_runtime_marker_platform(command);
 }
 
+pub(crate) fn prepare_paste_text_for_pty(text: String) -> String {
+    prepare_paste_text_for_pty_platform(text)
+}
+
+#[cfg(not(windows))]
+fn prepare_paste_text_for_pty_platform(text: String) -> String {
+    text
+}
+
 #[cfg(not(windows))]
 pub(crate) fn terminal_title_for_presentation(title: &str) -> &str {
     title
diff --git a/src/platform/windows.rs b/src/platform/windows.rs
index 890c24ca..8d370964 100644
--- a/src/platform/windows.rs
+++ b/src/platform/windows.rs
@@ -134,6 +134,10 @@ pub(crate) fn terminal_title_for_presentation(title: &str) -> &str {
     title.strip_prefix("Administrator: ").unwrap_or(title)
 }
 
+pub(crate) fn prepare_paste_text_for_pty_platform(text: String) -> String {
+    text.replace("\r\n", "\n").replace('\n', "\r\n")
+}
+
 /// Resolves against the current foreground layout because asynchronous console
 /// records do not retain the layout that was active when the key was pressed.
 pub(crate) fn resolve_base_printable_key(vk: u16, scan: u16) -> Option<char> {
@@ -2598,6 +2602,14 @@ mod tests {
         AllocConsole, FreeConsole, GetConsoleProcessList, GetConsoleWindow,
     };
 
+    #[test]
+    fn paste_text_uses_windows_line_endings() {
+        assert_eq!(
+            super::prepare_paste_text_for_pty_platform("one\ntwo\r\nthree\rfour".to_owned()),
+            "one\r\ntwo\r\nthree\rfour"
+        );
+    }
+
     #[test]
     fn private_remote_directory_supports_long_paths() {
         let base = std::env::temp_dir().join(format!(
-- 
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