initial integration with ic10editor mod

rust_compiler/libs/compiler/src/v1.rs

@@ -1125,9 +1125,7 @@ impl<'a, W: std::io::Write> Compiler<'a, W> {
                 }))
             }
 
-            _ => {
-                todo!()
-            }
+            t => Err(Error::Unknown(format!("{t:?}\n\nNot yet implemented"))),
         }
     }
 

rust_compiler/libs/parser/src/lib.rs

@@ -1260,7 +1260,9 @@ impl<'a> Parser<'a> {
                 let arg = literal_or_variable!(invocation.arguments.first());
                 Ok(SysCall::Math(sys_call::Math::Trunc(arg)))
             }
-            _ => todo!(),
+            _ => Err(Error::UnsupportedKeyword(token_from_option!(
+                self.current_token
+            ))),
         }
     }
 }

rust_compiler/libs/tokenizer/src/lib.rs

@@ -457,7 +457,11 @@ impl<'a> Iterator for Tokenizer<'a> {
     type Item = Result<Token, Error>;
 
     fn next(&mut self) -> Option<Self::Item> {
-        todo!()
+        match self.next_token() {
+            Ok(Some(tok)) => Some(Ok(tok)),
+            Ok(None) => None,
+            Err(e) => Some(Err(e)),
+        }
     }
 }