Remove 'eval' command.

Was introduced as a work-around to get some debugging info out of scripts, but tests do now provide the same capability with a better output and, do so automatically.

crates/project/src/lib.rs

@@ -178,14 +178,6 @@ where
                     Ok(())
                 }
             }
-            CodeGenMode::Eval(func_name) => {
-                let scripts = self
-                    .collect_scripts(&checked_modules, |def| matches!(def, Definition::Fn(..)))?;
-                let results = self.eval_scripts(scripts, Some(func_name));
-                self.event_listener
-                    .handle_event(Event::EvaluatingFunction { results });
-                Ok(())
-            }
             CodeGenMode::NoOp => Ok(()),
         }
     }

crates/project/src/options.rs

@@ -4,7 +4,6 @@ pub struct Options {
 
 pub enum CodeGenMode {
     Test(Option<String>),
-    Eval(String),
     Build(bool),
     NoOp,
 }