refactor(lsp): reuse CliGraphResolverOptions::sloppy_imports_resolver (#23764)

cli/graph_util.rs

@@ -65,7 +65,7 @@ pub struct GraphValidOptions {
 /// for the CLI.
 pub fn graph_valid(
   graph: &ModuleGraph,
-  fs: &dyn FileSystem,
+  fs: Arc<dyn FileSystem>,
   roots: &[ModuleSpecifier],
   options: GraphValidOptions,
 ) -> Result<(), AnyError> {
@@ -99,7 +99,7 @@ pub fn graph_valid(
           )
         }
         ModuleGraphError::ModuleError(e) => {
-          enhanced_module_error_message(fs, e)
+          enhanced_module_error_message(fs.clone(), e)
         }
       };
 
@@ -661,7 +661,7 @@ impl ModuleGraphBuilder {
   ) -> Result<(), AnyError> {
     graph_valid(
       graph,
-      self.fs.as_ref(),
+      self.fs.clone(),
       roots,
       GraphValidOptions {
         is_vendoring: false,
@@ -705,14 +705,13 @@ pub fn enhanced_resolution_error_message(error: &ResolutionError) -> String {
 }
 
 pub fn enhanced_module_error_message(
-  fs: &dyn FileSystem,
+  fs: Arc<dyn FileSystem>,
   error: &ModuleError,
 ) -> String {
   let additional_message = match error {
     ModuleError::LoadingErr(specifier, _, _) // ex. "Is a directory" error
     | ModuleError::Missing(specifier, _) => {
-      SloppyImportsResolver::resolve_with_fs(
+      SloppyImportsResolver::new(fs).resolve(
-        fs,
         specifier,
         ResolutionMode::Execution,
       )

cli/lsp/diagnostics.rs

@@ -800,7 +800,7 @@ fn generate_lint_diagnostics(
       break;
     }
     // ignore any npm package files
-    if snapshot.resolver.in_npm_package(specifier) {
+    if snapshot.resolver.in_node_modules(specifier) {
       continue;
     }
     let version = document.maybe_lsp_version();
@@ -1231,7 +1231,7 @@ impl DenoDiagnostic {
       Self::NoCacheJsr(pkg_req, specifier) => (lsp::DiagnosticSeverity::ERROR, format!("Uncached or missing jsr package: {}", pkg_req), Some(json!({ "specifier": specifier }))),
       Self::NoCacheNpm(pkg_req, specifier) => (lsp::DiagnosticSeverity::ERROR, format!("Uncached or missing npm package: {}", pkg_req), Some(json!({ "specifier": specifier }))),
       Self::NoLocal(specifier) => {
-        let sloppy_resolution = SloppyImportsResolver::resolve_with_fs(&deno_fs::RealFs, specifier, ResolutionMode::Execution);
+        let sloppy_resolution = SloppyImportsResolver::new(Arc::new(deno_fs::RealFs)).resolve(specifier, ResolutionMode::Execution);
         let data = sloppy_resolution.as_lsp_quick_fix_message().map(|message| {
           json!({
             "specifier": specifier,
@@ -1434,7 +1434,7 @@ fn diagnose_dependency(
   dependency_key: &str,
   dependency: &deno_graph::Dependency,
 ) {
-  if snapshot.resolver.in_npm_package(referrer) {
+  if snapshot.resolver.in_node_modules(referrer) {
     return; // ignore, surface typescript errors instead
   }
 

cli/lsp/documents.rs

@@ -12,8 +12,6 @@ use super::tsc;
 use super::tsc::AssetDocument;
 
 use crate::graph_util::CliJsrUrlProvider;
-use crate::lsp::logging::lsp_warn;
-use deno_graph::source::Resolver;
 use deno_runtime::fs_util::specifier_to_file_path;
 
 use dashmap::DashMap;
@@ -31,7 +29,6 @@ use deno_core::ModuleSpecifier;
 use deno_graph::source::ResolutionMode;
 use deno_graph::Resolution;
 use deno_runtime::deno_node;
-use deno_runtime::deno_node::NodeResolution;
 use deno_runtime::deno_node::NodeResolutionMode;
 use deno_semver::jsr::JsrPackageReqReference;
 use deno_semver::npm::NpmPackageReqReference;
@@ -388,7 +385,7 @@ impl Document {
               d.with_new_resolver(
                 s,
                 &CliJsrUrlProvider,
-                Some(&graph_resolver),
+                Some(graph_resolver),
                 Some(npm_resolver),
               ),
             )
@@ -398,7 +395,7 @@ impl Document {
       maybe_types_dependency = self.maybe_types_dependency.as_ref().map(|d| {
         Arc::new(d.with_new_resolver(
           &CliJsrUrlProvider,
-          Some(&graph_resolver),
+          Some(graph_resolver),
           Some(npm_resolver),
         ))
       });
@@ -663,18 +660,10 @@ fn resolve_media_type(
   maybe_language_id: Option<LanguageId>,
   resolver: &LspResolver,
 ) -> MediaType {
-  if resolver.in_npm_package(specifier) {
+  if resolver.in_node_modules(specifier) {
-    match resolver.url_to_node_resolution(specifier.clone()) {
+    if let Some(media_type) = resolver.node_media_type(specifier) {
-      Ok(Some(resolution)) => {
-        let (_, media_type) =
-          NodeResolution::into_specifier_and_media_type(Some(resolution));
       return media_type;
     }
-      Err(err) => {
-        lsp_warn!("Node resolution failed for '{}': {}", specifier, err);
-      }
-      _ => {}
-    }
   }
 
   if let Some(language_id) = maybe_language_id {
@@ -979,7 +968,7 @@ impl Documents {
     }
   }
 
-  pub fn resolve_specifier(
+  pub fn resolve_document_specifier(
     &self,
     specifier: &ModuleSpecifier,
   ) -> Option<ModuleSpecifier> {
@@ -998,7 +987,7 @@ impl Documents {
 
   /// Return `true` if the specifier can be resolved to a document.
   pub fn exists(&self, specifier: &ModuleSpecifier) -> bool {
-    let specifier = self.resolve_specifier(specifier);
+    let specifier = self.resolve_document_specifier(specifier);
     if let Some(specifier) = specifier {
       if self.open_docs.contains_key(&specifier) {
         return true;
@@ -1035,7 +1024,7 @@ impl Documents {
     &self,
     original_specifier: &ModuleSpecifier,
   ) -> Option<Arc<Document>> {
-    let specifier = self.resolve_specifier(original_specifier)?;
+    let specifier = self.resolve_document_specifier(original_specifier)?;
     if let Some(document) = self.open_docs.get(&specifier) {
       Some(document.clone())
     } else {
@@ -1048,13 +1037,6 @@ impl Documents {
     }
   }
 
-  pub fn is_open(&self, specifier: &ModuleSpecifier) -> bool {
-    let Some(specifier) = self.resolve_specifier(specifier) else {
-      return false;
-    };
-    self.open_docs.contains_key(&specifier)
-  }
-
   /// Return a collection of documents that are contained in the document store
   /// based on the provided filter.
   pub fn documents(&self, filter: DocumentsFilter) -> Vec<Arc<Document>> {
@@ -1108,17 +1090,6 @@ impl Documents {
     let dependencies = document.as_ref().map(|d| d.dependencies());
     let mut results = Vec::new();
     for specifier in specifiers {
-      if self.resolver.in_npm_package(referrer) {
-        // we're in an npm package, so use node resolution
-        results.push(Some(NodeResolution::into_specifier_and_media_type(
-          self
-            .resolver
-            .node_resolve(specifier, referrer, NodeResolutionMode::Types)
-            .ok()
-            .flatten(),
-        )));
-        continue;
-      }
       if specifier.starts_with("asset:") {
         if let Ok(specifier) = ModuleSpecifier::parse(specifier) {
           let media_type = MediaType::from_specifier(&specifier);
@@ -1136,20 +1107,6 @@ impl Documents {
         } else {
           results.push(None);
         }
-      } else if let Some(specifier) = self
-        .resolver
-        .resolve_graph_import(specifier)
-        .and_then(|r| r.maybe_specifier())
-      {
-        results.push(self.resolve_dependency(specifier, referrer));
-      } else if let Ok(npm_req_ref) =
-        NpmPackageReqReference::from_str(specifier)
-      {
-        results.push(node_resolve_npm_req_ref(
-          &npm_req_ref,
-          referrer,
-          &self.resolver,
-        ));
       } else if let Ok(specifier) = self.resolver.as_graph_resolver().resolve(
         specifier,
         &deno_graph::Range {
@@ -1314,7 +1271,11 @@ impl Documents {
     }
 
     if let Ok(npm_ref) = NpmPackageReqReference::from_specifier(specifier) {
-      return node_resolve_npm_req_ref(&npm_ref, referrer, &self.resolver);
+      return self.resolver.npm_to_file_url(
+        &npm_ref,
+        referrer,
+        NodeResolutionMode::Types,
+      );
     }
     let Some(doc) = self.get(specifier) else {
       return Some((specifier.clone(), MediaType::from_specifier(specifier)));
@@ -1328,23 +1289,6 @@ impl Documents {
   }
 }
 
-fn node_resolve_npm_req_ref(
-  npm_req_ref: &NpmPackageReqReference,
-  referrer: &ModuleSpecifier,
-  resolver: &LspResolver,
-) -> Option<(ModuleSpecifier, MediaType)> {
-  Some(NodeResolution::into_specifier_and_media_type(
-    resolver
-      .resolve_npm_req_reference(
-        npm_req_ref,
-        referrer,
-        NodeResolutionMode::Types,
-      )
-      .ok()
-      .flatten(),
-  ))
-}
-
 /// Loader that will look at the open documents.
 pub struct OpenDocumentsGraphLoader<'a> {
   pub inner_loader: &'a mut dyn deno_graph::source::Loader,
@@ -1441,7 +1385,7 @@ fn analyze_module(
         // dynamic imports like import(`./dir/${something}`) in the LSP
         file_system: &deno_graph::source::NullFileSystem,
         jsr_url_provider: &CliJsrUrlProvider,
-        maybe_resolver: Some(&resolver.as_graph_resolver()),
+        maybe_resolver: Some(resolver.as_graph_resolver()),
         maybe_npm_resolver: Some(resolver.as_graph_npm_resolver()),
       },
     )),

cli/lsp/language_server.rs

@@ -243,7 +243,7 @@ impl LanguageServer {
         .await?;
       graph_util::graph_valid(
         &graph,
-        factory.fs().as_ref(),
+        factory.fs().clone(),
         &roots,
         graph_util::GraphValidOptions {
           is_vendoring: false,

cli/lsp/resolver.rs

@@ -19,11 +19,11 @@ use crate::npm::ManagedCliNpmResolver;
 use crate::resolver::CliGraphResolver;
 use crate::resolver::CliGraphResolverOptions;
 use crate::resolver::CliNodeResolver;
-use crate::resolver::SloppyImportsFsEntry;
 use crate::resolver::SloppyImportsResolver;
 use crate::util::progress_bar::ProgressBar;
 use crate::util::progress_bar::ProgressBarStyle;
 use dashmap::DashMap;
+use deno_ast::MediaType;
 use deno_cache_dir::HttpCache;
 use deno_core::error::AnyError;
 use deno_core::url::Url;
@@ -31,7 +31,6 @@ use deno_graph::source::NpmResolver;
 use deno_graph::source::Resolver;
 use deno_graph::GraphImport;
 use deno_graph::ModuleSpecifier;
-use deno_graph::Resolution;
 use deno_npm::NpmSystemInfo;
 use deno_runtime::deno_fs;
 use deno_runtime::deno_node::NodeResolution;
@@ -64,7 +63,6 @@ pub struct LspResolver {
   redirect_resolver: Option<Arc<RedirectResolver>>,
   graph_imports: Arc<IndexMap<ModuleSpecifier, GraphImport>>,
   config: Arc<Config>,
-  unstable_sloppy_imports: bool,
 }
 
 impl Default for LspResolver {
@@ -78,7 +76,6 @@ impl Default for LspResolver {
       redirect_resolver: None,
       graph_imports: Default::default(),
       config: Default::default(),
-      unstable_sloppy_imports: false,
     }
   }
 }
@@ -146,10 +143,6 @@ impl LspResolver {
       npm_config_hash,
       redirect_resolver,
       graph_imports,
-      unstable_sloppy_imports: config_data
-        .and_then(|d| d.config_file.as_ref())
-        .map(|cf| cf.has_unstable("sloppy-imports"))
-        .unwrap_or(false),
       config: Arc::new(config.clone()),
     })
   }
@@ -172,7 +165,6 @@ impl LspResolver {
       redirect_resolver: self.redirect_resolver.clone(),
       graph_imports: self.graph_imports.clone(),
       config: self.config.clone(),
-      unstable_sloppy_imports: self.unstable_sloppy_imports,
     })
   }
 
@@ -192,17 +184,28 @@ impl LspResolver {
     Ok(())
   }
 
-  pub fn as_graph_resolver(&self) -> LspGraphResolver {
+  pub fn as_graph_resolver(&self) -> &dyn Resolver {
-    LspGraphResolver {
+    self.graph_resolver.as_ref()
-      inner: &self.graph_resolver,
-      unstable_sloppy_imports: self.unstable_sloppy_imports,
-    }
   }
 
   pub fn as_graph_npm_resolver(&self) -> &dyn NpmResolver {
     self.graph_resolver.as_ref()
   }
 
+  pub fn maybe_managed_npm_resolver(&self) -> Option<&ManagedCliNpmResolver> {
+    self.npm_resolver.as_ref().and_then(|r| r.as_managed())
+  }
+
+  pub fn graph_import_specifiers(
+    &self,
+  ) -> impl Iterator<Item = &ModuleSpecifier> {
+    self
+      .graph_imports
+      .values()
+      .flat_map(|i| i.dependencies.values())
+      .flat_map(|value| value.get_type().or_else(|| value.get_code()))
+  }
+
   pub fn jsr_to_registry_url(
     &self,
     req_ref: &JsrPackageReqReference,
@@ -222,63 +225,14 @@ impl LspResolver {
     self.jsr_resolver.as_ref()?.lookup_req_for_nv(nv)
   }
 
-  pub fn maybe_managed_npm_resolver(&self) -> Option<&ManagedCliNpmResolver> {
+  pub fn npm_to_file_url(
-    self.npm_resolver.as_ref().and_then(|r| r.as_managed())
-  }
-
-  pub fn graph_import_specifiers(
-    &self,
-  ) -> impl Iterator<Item = &ModuleSpecifier> {
-    self
-      .graph_imports
-      .values()
-      .flat_map(|i| i.dependencies.values())
-      .flat_map(|value| value.get_type().or_else(|| value.get_code()))
-  }
-
-  pub fn resolve_graph_import(&self, specifier: &str) -> Option<&Resolution> {
-    for graph_imports in self.graph_imports.values() {
-      let maybe_dep = graph_imports.dependencies.get(specifier);
-      if maybe_dep.is_some() {
-        return maybe_dep.map(|d| &d.maybe_type);
-      }
-    }
-    None
-  }
-
-  pub fn in_npm_package(&self, specifier: &ModuleSpecifier) -> bool {
-    if let Some(npm_resolver) = &self.npm_resolver {
-      return npm_resolver.in_npm_package(specifier);
-    }
-    false
-  }
-
-  pub fn node_resolve(
-    &self,
-    specifier: &str,
-    referrer: &ModuleSpecifier,
-    mode: NodeResolutionMode,
-  ) -> Result<Option<NodeResolution>, AnyError> {
-    let Some(node_resolver) = self.node_resolver.as_ref() else {
-      return Ok(None);
-    };
-    node_resolver.resolve(
-      specifier,
-      referrer,
-      mode,
-      &PermissionsContainer::allow_all(),
-    )
-  }
-
-  pub fn resolve_npm_req_reference(
     &self,
     req_ref: &NpmPackageReqReference,
     referrer: &ModuleSpecifier,
     mode: NodeResolutionMode,
-  ) -> Result<Option<NodeResolution>, AnyError> {
+  ) -> Option<(ModuleSpecifier, MediaType)> {
-    let Some(node_resolver) = self.node_resolver.as_ref() else {
+    let node_resolver = self.node_resolver.as_ref()?;
-      return Ok(None);
+    Some(NodeResolution::into_specifier_and_media_type(
-    };
       node_resolver
         .resolve_req_reference(
           req_ref,
@@ -286,17 +240,26 @@ impl LspResolver {
           referrer,
           mode,
         )
-      .map(Some)
+        .ok(),
+    ))
   }
 
-  pub fn url_to_node_resolution(
+  pub fn in_node_modules(&self, specifier: &ModuleSpecifier) -> bool {
+    if let Some(npm_resolver) = &self.npm_resolver {
+      return npm_resolver.in_npm_package(specifier);
+    }
+    false
+  }
+
+  pub fn node_media_type(
     &self,
-    specifier: ModuleSpecifier,
+    specifier: &ModuleSpecifier,
-  ) -> Result<Option<NodeResolution>, AnyError> {
+  ) -> Option<MediaType> {
-    let Some(node_resolver) = self.node_resolver.as_ref() else {
+    let node_resolver = self.node_resolver.as_ref()?;
-      return Ok(None);
+    let resolution = node_resolver
-    };
+      .url_to_node_resolution(specifier.clone())
-    node_resolver.url_to_node_resolution(specifier).map(Some)
+      .ok()?;
+    Some(NodeResolution::into_specifier_and_media_type(Some(resolution)).1)
   }
 
   pub fn get_closest_package_json(
@@ -335,68 +298,6 @@ impl LspResolver {
   }
 }
 
-#[derive(Debug)]
-pub struct LspGraphResolver<'a> {
-  inner: &'a CliGraphResolver,
-  unstable_sloppy_imports: bool,
-}
-
-impl<'a> Resolver for LspGraphResolver<'a> {
-  fn default_jsx_import_source(&self) -> Option<String> {
-    self.inner.default_jsx_import_source()
-  }
-
-  fn default_jsx_import_source_types(&self) -> Option<String> {
-    self.inner.default_jsx_import_source_types()
-  }
-
-  fn jsx_import_source_module(&self) -> &str {
-    self.inner.jsx_import_source_module()
-  }
-
-  fn resolve(
-    &self,
-    specifier_text: &str,
-    referrer_range: &deno_graph::Range,
-    mode: deno_graph::source::ResolutionMode,
-  ) -> Result<deno_ast::ModuleSpecifier, deno_graph::source::ResolveError> {
-    let specifier = self.inner.resolve(specifier_text, referrer_range, mode)?;
-    if self.unstable_sloppy_imports && specifier.scheme() == "file" {
-      Ok(
-        SloppyImportsResolver::resolve_with_stat_sync(
-          &specifier,
-          mode,
-          |path| {
-            path.metadata().ok().and_then(|m| {
-              if m.is_file() {
-                Some(SloppyImportsFsEntry::File)
-              } else if m.is_dir() {
-                Some(SloppyImportsFsEntry::Dir)
-              } else {
-                None
-              }
-            })
-          },
-        )
-        .into_specifier()
-        .into_owned(),
-      )
-    } else {
-      Ok(specifier)
-    }
-  }
-
-  fn resolve_types(
-    &self,
-    specifier: &deno_ast::ModuleSpecifier,
-  ) -> Result<
-    Option<(deno_ast::ModuleSpecifier, Option<deno_graph::Range>)>,
-    deno_graph::source::ResolveError,
-  > {
-    self.inner.resolve_types(specifier)
-  }
-}
-
 async fn create_npm_resolver(
   config_data: &ConfigData,
   cache: &LspCache,
@@ -467,6 +368,8 @@ fn create_graph_resolver(
   node_resolver: Option<&Arc<CliNodeResolver>>,
 ) -> Arc<CliGraphResolver> {
   let config_file = config_data.and_then(|d| d.config_file.as_deref());
+  let unstable_sloppy_imports =
+    config_file.is_some_and(|cf| cf.has_unstable("sloppy-imports"));
   Arc::new(CliGraphResolver::new(CliGraphResolverOptions {
     node_resolver: node_resolver.cloned(),
     npm_resolver: npm_resolver.cloned(),
@@ -484,8 +387,9 @@ fn create_graph_resolver(
     bare_node_builtins_enabled: config_file
       .map(|cf| cf.has_unstable("bare-node-builtins"))
       .unwrap_or(false),
-    // not used in the LSP as the LspGraphResolver handles this
+    sloppy_imports_resolver: unstable_sloppy_imports.then(|| {
-    sloppy_imports_resolver: None,
+      SloppyImportsResolver::new_without_stat_cache(Arc::new(deno_fs::RealFs))
+    }),
   }))
 }
 

cli/lsp/tsc.rs

@@ -4053,7 +4053,7 @@ fn op_is_node_file(state: &mut OpState, #[string] path: String) -> bool {
   let state = state.borrow::<State>();
   let mark = state.performance.mark("tsc.op.op_is_node_file");
   let r = match ModuleSpecifier::parse(&path) {
-    Ok(specifier) => state.state_snapshot.resolver.in_npm_package(&specifier),
+    Ok(specifier) => state.state_snapshot.resolver.in_node_modules(&specifier),
     Err(_) => false,
   };
   state.performance.measure(mark);
@@ -4250,12 +4250,14 @@ fn op_respond(
 fn op_script_names(state: &mut OpState) -> Vec<String> {
   let state = state.borrow_mut::<State>();
   let mark = state.performance.mark("tsc.op.op_script_names");
-  let documents = &state.state_snapshot.documents;
-  let all_docs = documents.documents(DocumentsFilter::AllDiagnosable);
   let mut seen = HashSet::new();
   let mut result = Vec::new();
 
-  if documents.has_injected_types_node_package() {
+  if state
+    .state_snapshot
+    .documents
+    .has_injected_types_node_package()
+  {
     // ensure this is first so it resolves the node types first
     let specifier = "asset:///node_types.d.ts";
     result.push(specifier.to_string());
@@ -4269,27 +4271,19 @@ fn op_script_names(state: &mut OpState) -> Vec<String> {
     }
   }
 
-  // finally include the documents and all their dependencies
+  // finally include the documents
-  for doc in &all_docs {
+  let docs = state
-    let specifiers = std::iter::once(doc.specifier()).chain(
+    .state_snapshot
-      doc
+    .documents
-        .dependencies()
+    .documents(DocumentsFilter::AllDiagnosable);
-        .values()
+  for doc in &docs {
-        .filter_map(|dep| dep.get_type().or_else(|| dep.get_code())),
+    let specifier = doc.specifier();
-    );
+    if seen.insert(specifier.as_str())
-    for specifier in specifiers {
+      && (doc.is_open() || specifier.scheme() == "file")
-      if seen.insert(specifier.as_str()) {
-        if let Some(specifier) = documents.resolve_specifier(specifier) {
-          // only include dependencies we know to exist otherwise typescript will error
-          if documents.exists(&specifier)
-            && (specifier.scheme() == "file" || documents.is_open(&specifier))
     {
       result.push(specifier.to_string());
     }
   }
-      }
-    }
-  }
 
   let r = result
     .into_iter()

cli/resolver.rs

@@ -1,5 +1,6 @@
 // Copyright 2018-2024 the Deno authors. All rights reserved. MIT license.
 
+use dashmap::DashMap;
 use deno_ast::MediaType;
 use deno_core::anyhow::anyhow;
 use deno_core::anyhow::Context;
@@ -33,7 +34,6 @@ use deno_semver::npm::NpmPackageReqReference;
 use deno_semver::package::PackageReq;
 use import_map::ImportMap;
 use std::borrow::Cow;
-use std::collections::HashMap;
 use std::collections::HashSet;
 use std::path::Path;
 use std::path::PathBuf;
@@ -858,38 +858,6 @@ impl NpmResolver for CliGraphResolver {
   }
 }
 
-#[derive(Debug)]
-struct SloppyImportsStatCache {
-  fs: Arc<dyn FileSystem>,
-  cache: Mutex<HashMap<PathBuf, Option<SloppyImportsFsEntry>>>,
-}
-
-impl SloppyImportsStatCache {
-  pub fn new(fs: Arc<dyn FileSystem>) -> Self {
-    Self {
-      fs,
-      cache: Default::default(),
-    }
-  }
-
-  pub fn stat_sync(&self, path: &Path) -> Option<SloppyImportsFsEntry> {
-    // there will only ever be one thread in here at a
-    // time, so it's ok to hold the lock for so long
-    let mut cache = self.cache.lock();
-    if let Some(entry) = cache.get(path) {
-      return *entry;
-    }
-
-    let entry = self
-      .fs
-      .stat_sync(path)
-      .ok()
-      .and_then(|stat| SloppyImportsFsEntry::from_fs_stat(&stat));
-    cache.insert(path.to_owned(), entry);
-    entry
-  }
-}
-
 #[derive(Debug, Clone, Copy, PartialEq, Eq)]
 pub enum SloppyImportsFsEntry {
   File,
@@ -989,33 +957,27 @@ impl<'a> SloppyImportsResolution<'a> {
 
 #[derive(Debug)]
 pub struct SloppyImportsResolver {
-  stat_cache: SloppyImportsStatCache,
+  fs: Arc<dyn FileSystem>,
+  cache: Option<DashMap<PathBuf, Option<SloppyImportsFsEntry>>>,
 }
 
 impl SloppyImportsResolver {
   pub fn new(fs: Arc<dyn FileSystem>) -> Self {
     Self {
-      stat_cache: SloppyImportsStatCache::new(fs),
+      fs,
+      cache: Some(Default::default()),
     }
   }
 
-  pub fn resolve_with_fs<'a>(
+  pub fn new_without_stat_cache(fs: Arc<dyn FileSystem>) -> Self {
-    fs: &dyn FileSystem,
+    Self { fs, cache: None }
+  }
+
+  pub fn resolve<'a>(
+    &self,
     specifier: &'a ModuleSpecifier,
     mode: ResolutionMode,
   ) -> SloppyImportsResolution<'a> {
-    Self::resolve_with_stat_sync(specifier, mode, |path| {
-      fs.stat_sync(path)
-        .ok()
-        .and_then(|stat| SloppyImportsFsEntry::from_fs_stat(&stat))
-    })
-  }
-
-  pub fn resolve_with_stat_sync(
-    specifier: &ModuleSpecifier,
-    mode: ResolutionMode,
-    stat_sync: impl Fn(&Path) -> Option<SloppyImportsFsEntry>,
-  ) -> SloppyImportsResolution {
     fn path_without_ext(
       path: &Path,
       media_type: MediaType,
@@ -1065,7 +1027,7 @@ impl SloppyImportsResolver {
     }
 
     let probe_paths: Vec<(PathBuf, SloppyImportsResolutionReason)> =
-      match (stat_sync)(&path) {
+      match self.stat_sync(&path) {
         Some(SloppyImportsFsEntry::File) => {
           if mode.is_types() {
             let media_type = MediaType::from_specifier(specifier);
@@ -1243,7 +1205,7 @@ impl SloppyImportsResolver {
       };
 
     for (probe_path, reason) in probe_paths {
-      if (stat_sync)(&probe_path) == Some(SloppyImportsFsEntry::File) {
+      if self.stat_sync(&probe_path) == Some(SloppyImportsFsEntry::File) {
         if let Ok(specifier) = ModuleSpecifier::from_file_path(probe_path) {
           match reason {
             SloppyImportsResolutionReason::JsToTs => {
@@ -1263,14 +1225,22 @@ impl SloppyImportsResolver {
     SloppyImportsResolution::None(specifier)
   }
 
-  pub fn resolve<'a>(
+  fn stat_sync(&self, path: &Path) -> Option<SloppyImportsFsEntry> {
-    &self,
+    if let Some(cache) = &self.cache {
-    specifier: &'a ModuleSpecifier,
+      if let Some(entry) = cache.get(path) {
-    mode: ResolutionMode,
+        return *entry;
-  ) -> SloppyImportsResolution<'a> {
+      }
-    Self::resolve_with_stat_sync(specifier, mode, |path| {
+    }
-      self.stat_cache.stat_sync(path)
+
-    })
+    let entry = self
+      .fs
+      .stat_sync(path)
+      .ok()
+      .and_then(|stat| SloppyImportsFsEntry::from_fs_stat(&stat));
+    if let Some(cache) = &self.cache {
+      cache.insert(path.to_owned(), entry);
+    }
+    entry
   }
 }
 
@@ -1278,7 +1248,6 @@ impl SloppyImportsResolver {
 mod test {
   use std::collections::BTreeMap;
 
-  use deno_runtime::deno_fs::RealFs;
   use test_util::TestContext;
 
   use super::*;
@@ -1346,21 +1315,8 @@ mod test {
   #[test]
   fn test_unstable_sloppy_imports() {
     fn resolve(specifier: &ModuleSpecifier) -> SloppyImportsResolution {
-      SloppyImportsResolver::resolve_with_stat_sync(
+      SloppyImportsResolver::new(Arc::new(deno_fs::RealFs))
-        specifier,
+        .resolve(specifier, ResolutionMode::Execution)
-        ResolutionMode::Execution,
-        |path| {
-          RealFs.stat_sync(path).ok().and_then(|stat| {
-            if stat.is_file {
-              Some(SloppyImportsFsEntry::File)
-            } else if stat.is_directory {
-              Some(SloppyImportsFsEntry::Dir)
-            } else {
-              None
-            }
-          })
-        },
-      )
     }
 
     let context = TestContext::default();

cli/tools/vendor/build.rs

@@ -126,7 +126,7 @@ pub async fn build<
   // surface any errors
   graph_util::graph_valid(
     &graph,
-    &deno_fs::RealFs,
+    Arc::new(deno_fs::RealFs),
     &graph.roots,
     graph_util::GraphValidOptions {
       is_vendoring: true,