fix: disable passthrough when the user launches Yazi in Neovim inside…

… tmux (#2014)

scripts/publish.sh

@@ -1,11 +1,15 @@
+cargo publish -p yazi-macro
+sleep 30
+cargo publish -p yazi-codegen
+sleep 30
 cargo publish -p yazi-shared
 sleep 30
+cargo publish -p yazi-fs
+sleep 30
 cargo publish -p yazi-config
 sleep 30
 cargo publish -p yazi-proxy
 sleep 30
-cargo publish -p yazi-fs
-sleep 30
 cargo publish -p yazi-adapter
 sleep 30
 cargo publish -p yazi-boot

yazi-adapter/src/adapter.rs

@@ -92,7 +92,7 @@ impl Adapter {
 		protocols.retain(|p| *p == Self::Iip);
 		if env_exists("ZELLIJ_SESSION_NAME") {
 			protocols.retain(|p| *p == Self::Sixel);
-		} else if *TMUX {
+		} else if *TMUX != 0 {
 			protocols.retain(|p| *p != Self::KgpOld);
 		}
 		if let Some(p) = protocols.first() {

yazi-adapter/src/brand.rs

@@ -1,7 +1,7 @@
 use tracing::warn;
 use yazi_shared::env_exists;
 
-use crate::Mux;
+use crate::{Mux, NVIM};
 
 #[derive(Clone, Copy, Debug)]
 pub enum Brand {
@@ -27,7 +27,7 @@ impl Brand {
 	pub fn from_env() -> Option<Self> {
 		use Brand as B;
 
-		if env_exists("NVIM_LOG_FILE") && env_exists("NVIM") {
+		if *NVIM {
 			return Some(Self::Neovim);
 		}
 

yazi-adapter/src/emulator.rs

@@ -82,7 +82,7 @@ impl Emulator {
 
 		// I really don't want to add this,
 		// But tmux and ConPTY sometimes cause the cursor position to get out of sync.
-		if *TMUX || cfg!(windows) {
+		if *TMUX != 0 || cfg!(windows) {
 			execute!(buf, SavePosition, MoveTo(x, y), Show)?;
 			execute!(buf, MoveTo(x, y), Show)?;
 			execute!(buf, MoveTo(x, y), Show)?;
@@ -92,7 +92,7 @@ impl Emulator {
 		}
 
 		let result = cb(&mut buf);
-		if *TMUX || cfg!(windows) {
+		if *TMUX != 0 || cfg!(windows) {
 			queue!(buf, Hide, RestorePosition)?;
 		} else {
 			queue!(buf, RestorePosition)?;
@@ -136,9 +136,9 @@ impl Emulator {
 
 		execute!(
 			LineWriter::new(stderr()),
-			Print("\x1b[16t"),          // Request cell size
-			Print("\x1b]11;?\x07"),     // Request background color
-			Print(Mux::csi("\x1b[0c")), // Request device attributes
+			Print("\x1b[16t"),      // Request cell size
+			Print("\x1b]11;?\x07"), // Request background color
+			Print("\x1b[0c"),       // Request device attributes
 		)?;
 
 		let resp = futures::executor::block_on(Self::read_until_da1());

yazi-adapter/src/lib.rs

@@ -13,33 +13,30 @@ pub static ADAPTOR: RoCell<Adapter> = RoCell::new();
 static SHOWN: SyncCell<Option<ratatui::layout::Rect>> = SyncCell::new(None);
 
 // Tmux support
-pub static TMUX: RoCell<bool> = RoCell::new();
+pub static TMUX: RoCell<u8> = RoCell::new();
 static ESCAPE: RoCell<&'static str> = RoCell::new();
 static START: RoCell<&'static str> = RoCell::new();
 static CLOSE: RoCell<&'static str> = RoCell::new();
 
 // WSL support
 pub static WSL: RoCell<bool> = RoCell::new();
 
+// Neovim support
+pub static NVIM: RoCell<bool> = RoCell::new();
+
 pub fn init() -> anyhow::Result<()> {
 	// Tmux support
-	TMUX.init(env_exists("TMUX_PANE") && env_exists("TMUX"));
-	ESCAPE.init(if *TMUX { "\x1b\x1b" } else { "\x1b" });
-	START.init(if *TMUX { "\x1bPtmux;\x1b\x1b" } else { "\x1b" });
-	CLOSE.init(if *TMUX { "\x1b\\" } else { "" });
-
-	if *TMUX {
-		_ = std::process::Command::new("tmux")
-			.args(["set", "-p", "allow-passthrough", "all"])
-			.stdin(std::process::Stdio::null())
-			.stdout(std::process::Stdio::null())
-			.stderr(std::process::Stdio::null())
-			.status();
-	}
+	TMUX.init(Mux::tmux_passthrough());
+	ESCAPE.init(if *TMUX == 2 { "\x1b\x1b" } else { "\x1b" });
+	START.init(if *TMUX == 2 { "\x1bPtmux;\x1b\x1b" } else { "\x1b" });
+	CLOSE.init(if *TMUX == 2 { "\x1b\\" } else { "" });
 
 	// WSL support
 	WSL.init(in_wsl());
 
+	// Neovim support
+	NVIM.init(env_exists("NVIM_LOG_FILE") && env_exists("NVIM"));
+
 	EMULATOR.init(Emulator::detect());
 	yazi_config::init_flavor(EMULATOR.light)?;
 

yazi-adapter/src/mux.rs

@@ -1,10 +1,13 @@
-use crate::{CLOSE, ESCAPE, START, TMUX};
+use tracing::error;
+use yazi_shared::env_exists;
+
+use crate::{CLOSE, ESCAPE, NVIM, START, TMUX};
 
 pub struct Mux;
 
 impl Mux {
 	pub fn csi(s: &str) -> std::borrow::Cow<str> {
-		if *TMUX {
+		if *TMUX == 2 && !*NVIM {
 			std::borrow::Cow::Owned(format!(
 				"{}{}{}",
 				*START,
@@ -16,6 +19,34 @@ impl Mux {
 		}
 	}
 
+	pub fn tmux_passthrough() -> u8 {
+		if !env_exists("TMUX_PANE") || !env_exists("TMUX") {
+			return 0;
+		}
+
+		let child = std::process::Command::new("tmux")
+			.args(["set", "-p", "allow-passthrough", "all"])
+			.stdin(std::process::Stdio::null())
+			.stdout(std::process::Stdio::null())
+			.stderr(std::process::Stdio::piped())
+			.spawn();
+
+		match child.and_then(|c| c.wait_with_output()) {
+			Ok(output) if output.status.success() => return 2,
+			Ok(output) => {
+				error!(
+					"Running `tmux set -p allow-passthrough all` failed: {:?}, {}",
+					output.status,
+					String::from_utf8_lossy(&output.stderr)
+				);
+			}
+			Err(err) => {
+				error!("Failed to spawn `tmux set -p allow-passthrough all`: {err}");
+			}
+		}
+		1
+	}
+
 	pub fn tmux_sixel_flag() -> &'static str {
 		let stdout = std::process::Command::new("tmux")
 			.args(["-LwU0dju1is5", "-f/dev/null", "start", ";", "display", "-p", "#{sixel_support}"])
@@ -33,7 +64,7 @@ impl Mux {
 
 	pub(super) fn term_program() -> (Option<String>, Option<String>) {
 		let (mut term, mut program) = (None, None);
-		if !*TMUX {
+		if *TMUX == 0 {
 			return (term, program);
 		}
 		let Ok(output) = std::process::Command::new("tmux").arg("show-environment").output() else {

yazi-boot/src/actions/debug.rs

@@ -41,6 +41,10 @@ impl Actions {
 		writeln!(s, "\nWSL")?;
 		writeln!(s, "    WSL: {:?}", *yazi_adapter::WSL)?;
 
+		writeln!(s, "\nNVIM")?;
+		writeln!(s, "    NVIM          : {:?}", *yazi_adapter::NVIM)?;
+		writeln!(s, "    Neovim version: {}", Self::process_output("nvim", "--version"))?;
+
 		writeln!(s, "\nVariables")?;
 		writeln!(s, "    SHELL           : {:?}", env::var_os("SHELL"))?;
 		writeln!(s, "    EDITOR          : {:?}", env::var_os("EDITOR"))?;
@@ -68,7 +72,7 @@ impl Actions {
 		)?;
 
 		writeln!(s, "\nMultiplexers")?;
-		writeln!(s, "    TMUX               : {:?}", *yazi_adapter::TMUX)?;
+		writeln!(s, "    TMUX               : {}", *yazi_adapter::TMUX)?;
 		writeln!(s, "    tmux version       : {}", Self::process_output("tmux", "-V"))?;
 		writeln!(s, "    tmux build flags   : enable-sixel={}", Mux::tmux_sixel_flag())?;
 		writeln!(s, "    ZELLIJ_SESSION_NAME: {:?}", env::var_os("ZELLIJ_SESSION_NAME"))?;

yazi-codegen/Cargo.toml

@@ -13,5 +13,5 @@ proc-macro = true
 
 [dependencies]
 # External dependencies
-syn   = "2.0.90"
+syn   = { version = "2.0.90", features = [ "full" ] }
 quote = "1.0.37"