Remove a bunch of warnings

src/ast.rs

@@ -134,7 +134,7 @@ pub struct Function {
     pub name: Option<Node<String>>,
     pub params: Vec<Node<String>>,
     pub block: Block,
-    pub meta: Metadata,
+    pub _meta: Metadata,
 }
 
 impl Parse for Function {
@@ -165,7 +165,7 @@ impl Parse for Function {
             name,
             params,
             block,
-            meta: Metadata::produce(&mut stream, pre),
+            _meta: Metadata::produce(&mut stream, pre),
         })
     }
 }
@@ -183,7 +183,7 @@ impl Parse for String {
 #[derive(Debug, Clone)]
 pub struct Block {
     pub statements: Vec<Node<Statement>>,
-    pub meta: Metadata,
+    pub _meta: Metadata,
 }
 
 impl Parse for Block {
@@ -200,7 +200,7 @@ impl Parse for Block {
 
         Ok(Block {
             statements,
-            meta: Metadata::produce(&mut stream, pre),
+            _meta: Metadata::produce(&mut stream, pre),
         })
     }
 }

src/compile.rs

@@ -2,7 +2,7 @@ use std::collections::{HashMap, HashSet};
 
 use crate::{
     ast::{AccessModifier, BinaryOperator, Block, Expression, Literal, Statement, UnaryOperator},
-    vm::{Constant, Instruction, LuaBool, VMFloat},
+    vm::{Constant, Instruction, LuaBool},
 };
 
 #[derive(Clone, Debug)]
@@ -16,7 +16,7 @@ impl State {
         self.constants
             .iter()
             .enumerate()
-            .find(|(i, c)| *c == value)
+            .find(|(_, c)| *c == value)
             .unwrap()
             .0 as u32
     }
@@ -218,8 +218,7 @@ impl Statement {
                     None => {
                         for (i, (name, indexes)) in names.iter().enumerate() {
                             if indexes.len() > 0 {
-                                let mut table_reg = if let Some(reg) = scope.locals.get(&name.kind)
-                                {
+                                let table_reg = if let Some(reg) = scope.locals.get(&name.kind) {
                                     *reg
                                 } else if let Some(upval_reg) = scope.upvalues.get(&name.kind) {
                                     let local = scope.register_counter.next();

src/lib.rs

@@ -1,4 +1,4 @@
-use std::{fmt::Debug, marker::PhantomData, path::PathBuf};
+use std::{fmt::Debug, path::PathBuf};
 
 use thiserror::Error;
 
@@ -11,9 +11,9 @@ use crate::{
     vm::{ClosureRunner, VirtualMachine},
 };
 
-pub mod ast;
-pub mod compile;
-pub mod token_stream;
+mod ast;
+mod compile;
+mod token_stream;
 pub mod vm;
 
 #[derive(Error, Debug)]
@@ -26,9 +26,9 @@ pub enum CompilationError {
 
 #[derive(Clone)]
 pub struct CompilationUnit {
-    instructions: Vec<vm::Instruction>,
-    state: compile::State,
-    constants: Vec<vm::Constant>,
+    pub instructions: Vec<vm::Instruction>,
+    pub state: compile::State,
+    pub constants: Vec<vm::Constant>,
 }
 
 impl Debug for CompilationUnit {

src/vm.rs

@@ -1,17 +1,10 @@
 use thiserror::Error;
 
-use std::{
-    cell::{RefCell, RefMut},
-    collections::HashMap,
-    fmt::Debug,
-    hash::Hash,
-    rc::Rc,
-};
+use std::{cell::RefCell, collections::HashMap, fmt::Debug, hash::Hash, rc::Rc};
 
 use crate::{
     CompilationUnit,
     ast::{BinaryOperator, UnaryOperator},
-    compile,
 };
 
 #[derive(Clone, Hash, PartialEq, Eq, Copy)]
@@ -221,7 +214,7 @@ pub enum RuntimeError {
 }
 
 #[derive(Debug, Clone, Default)]
-pub struct Environment {
+pub(crate) struct Environment {
     pub globals: HashMap<Constant, Rc<RefCell<Value>>>,
 }
 
@@ -515,10 +508,10 @@ impl VirtualMachine {
 
 #[derive(Debug, Clone)]
 pub struct Closure {
-    pub vm: VirtualMachine,
-    pub prototype: u32,
-    pub environment: Rc<RefCell<Environment>>,
-    pub upvalues: HashMap<u16, Rc<RefCell<Value>>>,
+    vm: VirtualMachine,
+    prototype: u32,
+    environment: Rc<RefCell<Environment>>,
+    upvalues: HashMap<u16, Rc<RefCell<Value>>>,
 }
 
 impl Closure {
@@ -551,13 +544,13 @@ impl Closure {
 }
 
 pub struct ClosureRunner {
-    pub closure: Closure,
-    pub program_counter: usize,
-    pub stack: HashMap<u16, Rc<RefCell<Value>>>,
-    pub inner: Option<Box<ClosureRunner>>,
-    pub function_register: u16,
-    pub return_registers: Vec<u16>,
-    pub top: u16,
+    closure: Closure,
+    program_counter: usize,
+    stack: HashMap<u16, Rc<RefCell<Value>>>,
+    inner: Option<Box<ClosureRunner>>,
+    function_register: u16,
+    return_registers: Vec<u16>,
+    top: u16,
 }
 
 #[derive(Clone, Debug)]