list attach symbol is now configurable

README.md

@@ -7,6 +7,10 @@ A tmux wrapper and command shortener written in Rust. ReMux's
 goal is to wrap tmux commands to be both shorter, and oriented
 around session names instead of session IDs.
 
+To further simplify developer usage, the `attach`, `detach`, `has`, and `new`
+commands can be used without a target field, and will default to the name of
+the Git repository root directory, if one is found.
+
 In their shortest forms, *every* ReMux command is as short or
 shorter than its equivalent tmux command:
 
@@ -41,10 +45,6 @@ remux n -n foo
 
 ```
 
-If you're working in a git repository, the `attach`, `detach`, `has`, and `new`
-commands can be used without a session title, and the repository directory name
-will be used instead.
-
 ## Dependencies
 
 ReMux depends on [tmux](https://github.com/tmux/tmux).
@@ -85,6 +85,10 @@ using an AUR package manager such as <a href="https://github.com/Morganamilo/par
 Install the package using Cargo with the command <code>cargo install tmux-remux</code>.
 </details>
 
+## Configuration
+
+The pretty-print attached symbol (default: `*`) can be set manually by setting `REMUX_ATTACH_SYMBOL`.
+
 ## Libraries
 
 - [pico-args](https://crates.io/crates/pico_args) — argument parsing

src/command/share.rs

@@ -1,5 +1,6 @@
 //! globally available tmux commands.
 use std::{
+	env::var,
 	ffi::OsString,
 	process::exit
 };
@@ -117,6 +118,9 @@ pub fn list() {
 		return;
 	}
 
+	//	get attached session symbol
+	let attach_symbol = var("REMUX_ATTACH_SYMBOL").unwrap_or("*".to_string());
+
 	//	pretty print session list
 	println!("sessions:");
 	for session in sessions.into_iter() {
@@ -125,9 +129,9 @@ pub fn list() {
 		let attached = session.attached.unwrap_or(0) > 0;
 
 		println!(
-			"   {group} ({bold}{blue}{id}{reset}) {bold}{green}{attach_sym}{reset}",
-			//	value
-			attach_sym	= if attached { "\u{F0339}" } else { "" },
+			"   {group} ({bold}{blue}{id}{reset}) {bold}{green}{attach}{reset}",
+			//	values
+			attach		= if attached { attach_symbol.clone() } else { "".to_string() },
 			//	formatting
 			bold		= style::Bold,
 			blue		= color::Fg(color::Blue),