more things

Cargo.toml

@@ -17,7 +17,7 @@ fxhash = ["rustc-hash"]
 _debug = ["debug2"]
 
 # todo: we don't actually want this as a default feature
-default = ["_debug"]
+default = ["_debug", "fxhash"]
 
 [dev-dependencies]
 insta = "1.9.0"

src/bytecode.rs

@@ -61,7 +61,6 @@
 use crate::errors::Span;
 use crate::vm::Value;
 use bumpalo::collections::Vec;
-use debug2::Formatter;
 
 /// This struct contains all data for a function.
 #[derive(Debug)]
@@ -80,7 +79,7 @@ pub struct FnBlock<'bc> {
 
 #[cfg(feature = "_debug")]
 impl debug2::Debug for FnBlock<'_> {
-    fn fmt(&self, f: &mut Formatter<'_>) -> std::fmt::Result {
+    fn fmt(&self, f: &mut debug2::Formatter<'_>) -> std::fmt::Result {
         f.debug_struct("FnBlock")
             .field("code", &self.code.as_slice())
             .field("stack_sizes", &self.stack_sizes.as_slice())

src/compile.rs

@@ -16,12 +16,13 @@ use std::rc::Rc;
 
 type CResult<T = ()> = Result<T, CompilerError>;
 
+#[derive(Debug, PartialEq, Eq)]
 enum OuterEnvKind {
     Block,
     Closure,
 }
 
-#[derive(Debug, Default)]
+#[derive(Debug)]
 struct Env {
     locals: HashMap<Symbol, usize>,
     outer: Option<Rc<RefCell<Env>>>,
@@ -32,7 +33,7 @@ impl Env {
     fn lookup_local(&self, name: &Ident) -> CResult<usize> {
         fn lookup_inner(env: &Env, name: &Ident) -> Option<usize> {
             env.locals.get(&name.sym).copied().or_else(|| {
-                // TODO: closure handling 👀
+                // TODO: closure handling lol 👀
                 if env.outer_kind == OuterEnvKind::Closure {
                     return None;
                 }
@@ -84,7 +85,11 @@ pub fn compile<'ast, 'bc, 'gc>(
         blocks: Vec::new_in(bytecode_bump),
         current_block_idx: 0,
         bump: bytecode_bump,
-        env: Rc::new(RefCell::new(Env::default())),
+        env: Rc::new(RefCell::new(Env {
+            locals: HashMap::default(),
+            outer: None,
+            outer_kind: OuterEnvKind::Block,
+        })),
         rt,
         loop_nesting: 0,
         breaks: HashMap::default(),

src/lib.rs

@@ -1,4 +1,4 @@
-#![deny(clippy::disallowed_types)]
+#![deny(clippy::disallowed_type)]
 
 mod ast;
 mod bytecode;
@@ -18,14 +18,14 @@ pub use lex::*;
 pub use parse::*;
 
 #[cfg(not(feature = "fxhash"))]
-#[allow(clippy::disallowed_types)]
+#[allow(clippy::disallowed_type)]
 type HashMap<K, V> = std::collections::HashMap<K, V>;
 
 #[cfg(feature = "fxhash")]
 type HashMap<K, V> = rustc_hash::FxHashMap<K, V>;
 
 #[cfg(not(feature = "fxhash"))]
-#[allow(clippy::disallowed_types)]
+#[allow(clippy::disallowed_type)]
 type HashSet<T> = std::collections::HashSet<T>;
 
 #[cfg(feature = "fxhash")]