cl-repl: Rename from cl-frontend.

Also disable escape code printing when debug assertions are off

Cargo.toml

@@ -1,5 +1,5 @@
 [workspace]
-members = ["libconlang", "cl-frontend"]
+members = ["libconlang", "cl-repl"]
 resolver = "2"
 
 [workspace.package]

cl-repl/Cargo.toml

@@ -1,5 +1,5 @@
 [package]
-name = "cl-frontend"
+name = "cl-repl"
 repository.workspace = true
 version.workspace = true
 authors.workspace = true

cl-repl/examples/collect-identifiers.rs

@@ -1,6 +1,6 @@
 //! Collects identifiers into a list
 
-use cl_frontend::repline::Repline;
+use cl_repl::repline::Repline;
 use conlang::{common::Loc, lexer::Lexer, parser::Parser};
 use std::{
     collections::HashMap,

cl-repl/src/main.rs

@@ -1,4 +1,4 @@
-use cl_frontend::{args::Args, cli::CLI};
+use cl_repl::{args::Args, cli::CLI};
 use std::error::Error;
 
 fn main() -> Result<(), Box<dyn Error>> {

cl-repl/src/repline.rs

@@ -255,7 +255,9 @@ impl<'a, R: Read> Repline<'a, R> {
                     }
                 }
                 c if c.is_ascii_control() => {
-                    eprint!("\\x{:02x}", c as u32);
+                    if cfg!(debug_assertions) {
+                        eprint!("\\x{:02x}", c as u32);
+                    }
                 }
                 c => {
                     self.ed.push(c, stdout)?;
@@ -296,7 +298,9 @@ impl<'a, R: Read> Repline<'a, R> {
                 }
             }
             other => {
-                eprint!("{}", other.escape_unicode());
+                if cfg!(debug_assertions) {
+                    eprint!("{}", other.escape_unicode());
+                }
             }
         }
         Ok(())