list command now shows a symbol in front of the current session

src/command/share.rs

@@ -83,7 +83,7 @@ pub fn context_action(state: &State) {
 		return;
 	} else {
 		//	fallback behavior is list
-		list();
+		list(&state);
 	}
 }
 
@@ -138,7 +138,7 @@ pub fn has(state: &mut State) {
 	exit( if success { 0 } else { 1 });
 }
 
-pub fn list() {
+pub fn list(state: &State) {
 	//	get session list
 	let sessions = util::get_sessions().unwrap_or(Vec::new());
 
@@ -150,23 +150,27 @@ pub fn list() {
 
 	//	get attached session symbol
 	let attach_symbol	= env_var(env::ATTACH_SYMBOL);
+	let current_symbol	= env_var(env::CURRENT_SYMBOL);
 
 	//	pretty print session list
 	println!("sessions:");
 	for session in sessions.into_iter() {
 		let name = session.name.unwrap_or("[untitled]".to_string());
 		let id = session.id.unwrap();
+
 		let attached = session.attached.unwrap_or(0) > 0;
+		let current = Some(name.clone()) == state.title;
 
 		println!(
-			"   {name} ({bold}{blue}{id}{reset}) {bold}{green}{attach}{reset}",
+			" {current} {name}{reset} ({bold}{blue}{id}{reset}) {bold}{green}{attach}{reset}",
 			//	values
 			attach		= if attached { attach_symbol.clone() } else { "".to_string() },
+			current		= if current { current_symbol.clone() } else { " ".to_string() },
 			//	formatting
 			bold		= style::Bold,
 			blue		= color::Fg(color::Blue),
 			green		= color::Fg(color::LightGreen),
-			reset		= style::Reset
+			reset		= style::Reset,
 		);
 	}
 }

src/env.rs

@@ -3,6 +3,7 @@ use std::env::var;
 pub type EnvVar = (&'static str, &'static str);
 
 pub static ATTACH_SYMBOL: EnvVar	= ("REMUX_ATTACH_SYMBOL", "*");
+pub static CURRENT_SYMBOL: EnvVar	= ("REMUX_CURRENT_SYMBOL", ">");
 pub static NEW_WINDOW_NAME: EnvVar	= ("REMUX_NEW_WINDOW", "");
 
 pub static TMUX: &str				= "TMUX";

src/help.rs

@@ -148,10 +148,15 @@ REMUX_ATTACH_SYMBOL
    by the 'list' command.
    Default: '*'
 
+REMUX_CURRENT_SYMBOL
+   Changes the symbol displayed to denote the current session
+   in the 'list' command.
+   Default: '>'
+
 REMUX_NEW_WINDOW
    Provides a default window name when creating a session with
    the 'new' command, if not empty.
-   Default: ''"),
+   Default: (unset)"),
 
 		//	not found
 		_	=>	error::no_help(topic.unwrap())

src/main.rs

@@ -50,7 +50,7 @@ fn main() {
 			=>	command::share::has(&mut state),
 
 		Some("l" | "ls" | "list")
-			=>	command::share::list(),
+			=>	command::share::list(&state),
 
 		Some("n" | "new")
 			=>	command::share::new(&mut state),