2 files changed, 1 insertions, 86 deletions

diff --git a/ext/node_resolver/resolution.rs b/ext/node_resolver/resolution.rs
index 772bc5d34..ae791e312 100644
--- a/ext/node_resolver/resolution.rs
+++ b/ext/node_resolver/resolution.rs
@@ -1,7 +1,6 @@
 // Copyright 2018-2024 the Deno authors. All rights reserved. MIT license.
 
 use std::borrow::Cow;
-use std::collections::HashMap;
 use std::path::Path;
 use std::path::PathBuf;
 
@@ -138,38 +137,17 @@ pub type NodeResolverRc<TEnv> = crate::sync::MaybeArc<NodeResolver<TEnv>>;
 pub struct NodeResolver<TEnv: NodeResolverEnv> {
   env: TEnv,
   npm_resolver: NpmResolverRc,
-  in_npm_package_cache: crate::sync::MaybeArcMutex<HashMap<String, bool>>,
 }
 
 impl<TEnv: NodeResolverEnv> NodeResolver<TEnv> {
   pub fn new(env: TEnv, npm_resolver: NpmResolverRc) -> Self {
-    Self {
-      env,
-      npm_resolver,
-      in_npm_package_cache: crate::sync::MaybeArcMutex::new(HashMap::new()),
-    }
+    Self { env, npm_resolver }
   }
 
   pub fn in_npm_package(&self, specifier: &Url) -> bool {
     self.npm_resolver.in_npm_package(specifier)
   }
 
-  pub fn in_npm_package_with_cache(&self, specifier: Cow<str>) -> bool {
-    let mut cache = self.in_npm_package_cache.lock();
-
-    if let Some(result) = cache.get(specifier.as_ref()) {
-      return *result;
-    }
-
-    let result = if let Ok(specifier) = Url::parse(&specifier) {
-      self.npm_resolver.in_npm_package(&specifier)
-    } else {
-      false
-    };
-    cache.insert(specifier.into_owned(), result);
-    result
-  }
-
   /// This function is an implementation of `defaultResolve` in
   /// `lib/internal/modules/esm/resolve.js` from Node.
   pub fn resolve(
diff --git a/ext/node_resolver/sync.rs b/ext/node_resolver/sync.rs
index f6689a56a..3c4729aa2 100644
--- a/ext/node_resolver/sync.rs
+++ b/ext/node_resolver/sync.rs
@@ -6,79 +6,16 @@ pub use inner::*;
 mod inner {
   #![allow(clippy::disallowed_types)]
 
-  use std::ops::Deref;
-  use std::ops::DerefMut;
   pub use std::sync::Arc as MaybeArc;
 
-  pub struct MaybeArcMutexGuard<'lock, T>(std::sync::MutexGuard<'lock, T>);
-
-  impl<'lock, T> Deref for MaybeArcMutexGuard<'lock, T> {
-    type Target = std::sync::MutexGuard<'lock, T>;
-    fn deref(&self) -> &std::sync::MutexGuard<'lock, T> {
-      &self.0
-    }
-  }
-
-  impl<'lock, T> DerefMut for MaybeArcMutexGuard<'lock, T> {
-    fn deref_mut(&mut self) -> &mut std::sync::MutexGuard<'lock, T> {
-      &mut self.0
-    }
-  }
-
-  #[derive(Debug)]
-  pub struct MaybeArcMutex<T>(std::sync::Arc<std::sync::Mutex<T>>);
-  impl<T> MaybeArcMutex<T> {
-    pub fn new(val: T) -> Self {
-      Self(std::sync::Arc::new(std::sync::Mutex::new(val)))
-    }
-  }
-
-  impl<'lock, T> MaybeArcMutex<T> {
-    pub fn lock(&'lock self) -> MaybeArcMutexGuard<'lock, T> {
-      MaybeArcMutexGuard(self.0.lock().unwrap())
-    }
-  }
-
   pub use core::marker::Send as MaybeSend;
   pub use core::marker::Sync as MaybeSync;
 }
 
 #[cfg(not(feature = "sync"))]
 mod inner {
-  use std::ops::Deref;
-  use std::ops::DerefMut;
-
   pub use std::rc::Rc as MaybeArc;
 
-  pub struct MaybeArcMutexGuard<'lock, T>(std::cell::RefMut<'lock, T>);
-
-  impl<'lock, T> Deref for MaybeArcMutexGuard<'lock, T> {
-    type Target = std::cell::RefMut<'lock, T>;
-    fn deref(&self) -> &std::cell::RefMut<'lock, T> {
-      &self.0
-    }
-  }
-
-  impl<'lock, T> DerefMut for MaybeArcMutexGuard<'lock, T> {
-    fn deref_mut(&mut self) -> &mut std::cell::RefMut<'lock, T> {
-      &mut self.0
-    }
-  }
-
-  #[derive(Debug)]
-  pub struct MaybeArcMutex<T>(std::rc::Rc<std::cell::RefCell<T>>);
-  impl<T> MaybeArcMutex<T> {
-    pub fn new(val: T) -> Self {
-      Self(std::rc::Rc::new(std::cell::RefCell::new(val)))
-    }
-  }
-
-  impl<'lock, T> MaybeArcMutex<T> {
-    pub fn lock(&'lock self) -> MaybeArcMutexGuard<'lock, T> {
-      MaybeArcMutexGuard(self.0.borrow_mut())
-    }
-  }
-
   pub trait MaybeSync {}
   impl<T> MaybeSync for T where T: ?Sized {}
   pub trait MaybeSend {}