removed waring (have remaind dead code for future feature)

src/common/base_value.rs

@@ -2,8 +2,9 @@ use core::fmt;
 use std::collections::HashMap;
 use std::fmt::Display;
 use std::ops::{Add, Div, Mul, Not, Rem, Sub};
+use std::ptr::fn_addr_eq;
 
-use crate::common::lox_result::{runtime_error, LoxResult};
+use crate::common::lox_result::{LoxResult, runtime_error};
 use crate::common::types::Type;
 use crate::{
     backend::environment::EnvironmentStack, common::ast::AstNode,
@@ -270,9 +271,9 @@ pub enum BaseValue {
     Number(Number),
     Boolean(bool),
     Nil,
-    Function(LoxFunction),
-    NativeFunction(NativeFunction),
-    Struct(Struct),
+    Function(Box<LoxFunction>),
+    NativeFunction(Box<NativeFunction>),
+    Struct(Box<Struct>),
 }
 
 struct Dict {
@@ -284,18 +285,12 @@ struct ReturnValue {
     value: Type,
 }
 
-impl ReturnValue {
-    pub fn new(label: Vec<String>, value: Type) -> Self {
-        Self { label, value }
-    }
-}
-
 impl BaseValue {
     pub fn is_callable(&self) -> bool {
-        match self {
-            BaseValue::Function(..) | BaseValue::NativeFunction(..) => true,
-            _ => false,
-        }
+        matches!(
+            self,
+            BaseValue::Function(..) | BaseValue::NativeFunction(..)
+        )
     }
 }
 
@@ -350,11 +345,16 @@ impl LoxFunction {
     }
 }
 
-#[derive(Debug, Clone, PartialEq)]
+#[derive(Debug, Clone)]
 pub struct NativeFunction {
     pub parameters: Vec<(String, Type)>,
     pub function: fn(&[BaseValue]) -> BaseValue,
 }
+impl PartialEq for NativeFunction {
+    fn eq(&self, other: &Self) -> bool {
+        self.parameters == other.parameters && fn_addr_eq(self.function, other.function)
+    }
+}
 
 impl NativeFunction {
     pub fn new(parameters: Vec<(String, Type)>, function: fn(&[BaseValue]) -> BaseValue) -> Self {
@@ -367,7 +367,7 @@ impl NativeFunction {
 
 #[derive(Debug, Clone, PartialEq)]
 pub struct Struct {
-    pub fields: Vec<(String, BaseValue)>,
+    pub fields: Vec<(String, Type)>,
 }
 
 // Trait implementations for BaseValue