Small refactors

src/codegen/mod.rs

@@ -19,23 +19,3 @@ trait Transpilable {
 pub fn codegen<'a>(ast: &'a ModuleAST) -> String {
     ast.transpile()
 }
-
-#[cfg(test)]
-mod tests {
-    use crate::{lexic, syntax};
-
-    use super::*;
-
-    #[test]
-    fn should_codegen_1() {
-        /*
-        let input = String::from("val id = 322");
-        let tokens = lexic::get_tokens(&input).unwrap();
-        let ast = syntax::construct_ast(&tokens).unwrap();
-
-        let out_str = codegen(&ast);
-
-        assert_eq!("$id = 322;", out_str);
-         */
-    }
-}

src/error_handling/syntax_error.rs

@@ -117,12 +117,12 @@ fn get_line_number(chars: &Vec<char>, target_pos: usize) -> usize {
 mod tests {
     use super::*;
     use crate::{
-        error_handling::{MistiError, PrintableError},
+        error_handling::MistiError,
         lexic::get_tokens,
         syntax::construct_ast,
     };
 
-    fn get_error_data(input: String) -> (Vec<char>, MistiError) {
+    fn _get_error_data(input: String) -> (Vec<char>, MistiError) {
         let tokens = get_tokens(&input).unwrap();
         let error_holder = construct_ast(&tokens);
 
@@ -139,38 +139,6 @@ mod tests {
         }
     }
 
-    #[test]
-    fn should_show_an_error_for_missing_binding_name() {
-        let (chars, error) = get_error_data(String::from("val"));
-        let actual_err = error.get_error_str(&chars);
-        // TODO: Write a better error message (something that explains why it failed)
-        let expected_str = format!(
-            "\n{}\n{}\n\n{}\n{}",
-            "val",
-            "^^^",
-            "Syntax error at pos 0:",
-            "There should be an identifier after a `val` token"
-        );
-
-        // assert_eq!(expected_str, actual_err);
-    }
-
-    #[test]
-    fn should_show_an_error_for_missing_equal_operator() {
-        let (chars, error) = get_error_data(String::from("val name"));
-        let actual_err = error.get_error_str(&chars);
-        // TODO: Write a better error message (something that explains why it failed)
-        let expected_str = format!(
-            "\n{}\n{}\n\n{}\n{}",
-            "val name",
-            "    ^^^^",
-            "Syntax error at pos 4:",
-            "There should be an equal sign `=` after the identifier"
-        );
-
-        // assert_eq!(expected_str, actual_err);
-    }
-
     #[test]
     fn should_get_line() {
         let input: Vec<char> = String::from("\n\nval number == 50\n\n")

src/semantic/mod.rs

@@ -1,7 +1,5 @@
 mod symbol_table;
 
-use symbol_table::{SymbolEntry, SymbolTable};
-
 // What to do?
 // 1. Create a mutable symbol table
 // 2. Walk the AST
@@ -10,13 +8,11 @@ use symbol_table::{SymbolEntry, SymbolTable};
 
 #[cfg(test)]
 mod tests {
-    use std::{borrow::BorrowMut, rc::Rc};
-
-    use super::*;
+    use super::symbol_table::{SymbolEntry, SymbolTable};
 
     #[test]
     fn test_1() {
-        let mut global_scope = SymbolTable::new();
+        let global_scope = SymbolTable::new();
         let main_function = SymbolEntry::new_function(vec![], String::from("Unit"));
 
         global_scope.insert("main".into(), main_function);
@@ -44,7 +40,7 @@ mod tests {
         assert!(main_function_scope.test(&"db_url".into()));
         assert_eq!(main_function_scope.test(&"non_existant".into()), false);
 
-        let mut add_function_scope = SymbolTable::new_from_parent(&global_scope);
+        let add_function_scope = SymbolTable::new_from_parent(&global_scope);
 
         add_function_scope.insert("a".into(), SymbolEntry::Variable("Int".into()));
         add_function_scope.insert("b".into(), SymbolEntry::Variable("Int".into()));