cl-ast: Move AST definition into its own crate

cl-repl/Cargo.toml

@@ -11,6 +11,7 @@ publish.workspace = true
 
 [dependencies]
 conlang = { path = "../libconlang" }
+cl-ast = { path = "../cl-ast" }
 cl-interpret = { path = "../cl-interpret" }
 cl-token = { path = "../cl-token" }
 crossterm = "0.27.0"

cl-repl/examples/collect-identifiers.rs

@@ -125,7 +125,7 @@ use collectible::Collectible;
 pub mod collectible {
 
     use super::Collector;
-    use conlang::ast::*;
+    use cl_ast::*;
     pub trait Collectible<'code> {
         fn collect(&'code self, c: &mut Collector<'code>);
     }

cl-repl/src/lib.rs

@@ -72,8 +72,9 @@ pub mod program {
     use cl_interpret::{
         env::Environment, error::IResult, interpret::Interpret, temp_type_impl::ConValue,
     };
+
+    use cl_ast::{self as ast, ast_impl::format::Pretty};
     use conlang::{
-        ast::{self, ast_impl::format::Pretty},
         // pretty_printer::{PrettyPrintable, Printer},
         lexer::Lexer,
         parser::{error::PResult, Parser},