Run clippy

src/main.rs

@@ -97,7 +97,7 @@ fn to_bf(rule: Rule, operand: &str, state: &mut State, out: &mut Builder) {
             let memcell = state
                 .variables
                 .get(variable_name)
-                .ok_or_else(|| format!("Variable '{}' did not exists", variable_name))
+                .ok_or_else(|| format!("Variable '{variable_name}' did not exists"))
                 .unwrap();
             state.free_list.push(memcell.address);
             state.variables.remove(&String::from(variable_name));
@@ -215,7 +215,7 @@ fn instruct(statement: Pair<Rule>, state: &mut State, out: &mut Builder) {
         Rule::include => {
             let file_path_raw = extract_operand(statement);
             let file_path = &file_path_raw[1..file_path_raw.len() - 1];
-            let content = std::fs::read_to_string(&file_path).unwrap();
+            let content = std::fs::read_to_string(file_path).unwrap();
             let parsed_file = MblfParser::parse(Rule::file, &content)
                 .expect("Parse Error")
                 .next()
@@ -270,15 +270,12 @@ mod tests {
 
     #[test]
     fn test_parse_constant() {
-        assert_eq!(parse_constant(&"42"), Ok(42));
+        assert_eq!(parse_constant("42"), Ok(42));
-        assert_eq!(parse_constant(&"0x2A"), Ok(42));
+        assert_eq!(parse_constant("0x2A"), Ok(42));
-        assert_eq!(parse_constant(&"\"*\""), Ok(42));
+        assert_eq!(parse_constant("\"*\""), Ok(42));
 
         assert!(
-            matches!(
+            matches!(parse_constant("\'*\'"), Err(std::num::ParseIntError { .. })),
-                parse_constant(&"\'*\'"),
-                Err(std::num::ParseIntError { .. })
-            ),
             "Char literals are declared with \"_\", not \'_\'"
         );
     }