9 files changed, 400 insertions, 171 deletions

diff --git a/cli/lsp/analysis.rs b/cli/lsp/analysis.rs
index 683a59c21..9f26de70c 100644
--- a/cli/lsp/analysis.rs
+++ b/cli/lsp/analysis.rs
@@ -39,6 +39,7 @@ use deno_semver::package::PackageReq;
 use deno_semver::package::PackageReqReference;
 use deno_semver::Version;
 use import_map::ImportMap;
+use node_resolver::NodeModuleKind;
 use once_cell::sync::Lazy;
 use regex::Regex;
 use std::borrow::Cow;
@@ -467,6 +468,7 @@ impl<'a> TsResponseImportMapper<'a> {
     &self,
     specifier: &str,
     referrer: &ModuleSpecifier,
+    referrer_kind: NodeModuleKind,
   ) -> Option<String> {
     let specifier_stem = specifier.strip_suffix(".js").unwrap_or(specifier);
     let specifiers = std::iter::once(Cow::Borrowed(specifier)).chain(
@@ -477,7 +479,7 @@ impl<'a> TsResponseImportMapper<'a> {
     for specifier in specifiers {
       if let Some(specifier) = self
         .resolver
-        .as_graph_resolver(Some(&self.file_referrer))
+        .as_cli_resolver(Some(&self.file_referrer))
         .resolve(
           &specifier,
           &deno_graph::Range {
@@ -485,6 +487,7 @@ impl<'a> TsResponseImportMapper<'a> {
             start: deno_graph::Position::zeroed(),
             end: deno_graph::Position::zeroed(),
           },
+          referrer_kind,
           ResolutionMode::Types,
         )
         .ok()
@@ -507,10 +510,11 @@ impl<'a> TsResponseImportMapper<'a> {
     &self,
     specifier_text: &str,
     referrer: &ModuleSpecifier,
+    referrer_kind: NodeModuleKind,
   ) -> bool {
     self
       .resolver
-      .as_graph_resolver(Some(&self.file_referrer))
+      .as_cli_resolver(Some(&self.file_referrer))
       .resolve(
         specifier_text,
         &deno_graph::Range {
@@ -518,6 +522,7 @@ impl<'a> TsResponseImportMapper<'a> {
           start: deno_graph::Position::zeroed(),
           end: deno_graph::Position::zeroed(),
         },
+        referrer_kind,
         deno_graph::source::ResolutionMode::Types,
       )
       .is_ok()
@@ -586,6 +591,7 @@ fn try_reverse_map_package_json_exports(
 /// like an import and rewrite the import specifier to include the extension
 pub fn fix_ts_import_changes(
   referrer: &ModuleSpecifier,
+  referrer_kind: NodeModuleKind,
   changes: &[tsc::FileTextChanges],
   language_server: &language_server::Inner,
 ) -> Result<Vec<tsc::FileTextChanges>, AnyError> {
@@ -602,8 +608,8 @@ pub fn fix_ts_import_changes(
           if let Some(captures) = IMPORT_SPECIFIER_RE.captures(line) {
             let specifier =
               captures.iter().skip(1).find_map(|s| s).unwrap().as_str();
-            if let Some(new_specifier) =
-              import_mapper.check_unresolved_specifier(specifier, referrer)
+            if let Some(new_specifier) = import_mapper
+              .check_unresolved_specifier(specifier, referrer, referrer_kind)
             {
               line.replace(specifier, &new_specifier)
             } else {
@@ -633,6 +639,7 @@ pub fn fix_ts_import_changes(
 /// resolution by Deno (includes the extension).
 fn fix_ts_import_action<'a>(
   referrer: &ModuleSpecifier,
+  referrer_kind: NodeModuleKind,
   action: &'a tsc::CodeFixAction,
   language_server: &language_server::Inner,
 ) -> Option<Cow<'a, tsc::CodeFixAction>> {
@@ -652,7 +659,7 @@ fn fix_ts_import_action<'a>(
   };
   let import_mapper = language_server.get_ts_response_import_mapper(referrer);
   if let Some(new_specifier) =
-    import_mapper.check_unresolved_specifier(specifier, referrer)
+    import_mapper.check_unresolved_specifier(specifier, referrer, referrer_kind)
   {
     let description = action.description.replace(specifier, &new_specifier);
     let changes = action
@@ -683,7 +690,7 @@ fn fix_ts_import_action<'a>(
       fix_id: None,
       fix_all_description: None,
     }))
-  } else if !import_mapper.is_valid_import(specifier, referrer) {
+  } else if !import_mapper.is_valid_import(specifier, referrer, referrer_kind) {
     None
   } else {
     Some(Cow::Borrowed(action))
@@ -1017,6 +1024,7 @@ impl CodeActionCollection {
   pub fn add_ts_fix_action(
     &mut self,
     specifier: &ModuleSpecifier,
+    specifier_kind: NodeModuleKind,
     action: &tsc::CodeFixAction,
     diagnostic: &lsp::Diagnostic,
     language_server: &language_server::Inner,
@@ -1034,7 +1042,8 @@ impl CodeActionCollection {
         "The action returned from TypeScript is unsupported.",
       ));
     }
-    let Some(action) = fix_ts_import_action(specifier, action, language_server)
+    let Some(action) =
+      fix_ts_import_action(specifier, specifier_kind, action, language_server)
     else {
       return Ok(());
     };
@@ -1276,6 +1285,9 @@ impl CodeActionCollection {
         import_start_from_specifier(document, i)
       })?;
       let referrer = document.specifier();
+      let referrer_kind = language_server
+        .is_cjs_resolver
+        .get_doc_module_kind(document);
       let file_referrer = document.file_referrer();
       let config_data = language_server
         .config
@@ -1298,10 +1310,11 @@ impl CodeActionCollection {
         if !config_data.byonm {
           return None;
         }
-        if !language_server
-          .resolver
-          .is_bare_package_json_dep(&dep_key, referrer)
-        {
+        if !language_server.resolver.is_bare_package_json_dep(
+          &dep_key,
+          referrer,
+          referrer_kind,
+        ) {
           return None;
         }
         NpmPackageReqReference::from_str(&format!("npm:{}", &dep_key)).ok()?
@@ -1320,7 +1333,7 @@ impl CodeActionCollection {
       }
       if language_server
         .resolver
-        .npm_to_file_url(&npm_ref, document.specifier(), file_referrer)
+        .npm_to_file_url(&npm_ref, referrer, referrer_kind, file_referrer)
         .is_some()
       {
         // The package import has types.
diff --git a/cli/lsp/completions.rs b/cli/lsp/completions.rs
index 1590743b2..3ee8ae93e 100644
--- a/cli/lsp/completions.rs
+++ b/cli/lsp/completions.rs
@@ -9,6 +9,7 @@ use super::jsr::CliJsrSearchApi;
 use super::lsp_custom;
 use super::npm::CliNpmSearchApi;
 use super::registries::ModuleRegistry;
+use super::resolver::LspIsCjsResolver;
 use super::resolver::LspResolver;
 use super::search::PackageSearchApi;
 use super::tsc;
@@ -35,6 +36,7 @@ use deno_semver::package::PackageNv;
 use import_map::ImportMap;
 use indexmap::IndexSet;
 use lsp_types::CompletionList;
+use node_resolver::NodeModuleKind;
 use once_cell::sync::Lazy;
 use regex::Regex;
 use tower_lsp::lsp_types as lsp;
@@ -159,15 +161,17 @@ pub async fn get_import_completions(
   jsr_search_api: &CliJsrSearchApi,
   npm_search_api: &CliNpmSearchApi,
   documents: &Documents,
+  is_cjs_resolver: &LspIsCjsResolver,
   resolver: &LspResolver,
   maybe_import_map: Option<&ImportMap>,
 ) -> Option<lsp::CompletionResponse> {
   let document = documents.get(specifier)?;
+  let specifier_kind = is_cjs_resolver.get_doc_module_kind(&document);
   let file_referrer = document.file_referrer();
   let (text, _, range) = document.get_maybe_dependency(position)?;
   let range = to_narrow_lsp_range(document.text_info(), &range);
   let resolved = resolver
-    .as_graph_resolver(file_referrer)
+    .as_cli_resolver(file_referrer)
     .resolve(
       &text,
       &Range {
@@ -175,6 +179,7 @@ pub async fn get_import_completions(
         start: deno_graph::Position::zeroed(),
         end: deno_graph::Position::zeroed(),
       },
+      specifier_kind,
       ResolutionMode::Execution,
     )
     .ok();
@@ -201,7 +206,7 @@ pub async fn get_import_completions(
     // completions for import map specifiers
     Some(lsp::CompletionResponse::List(completion_list))
   } else if let Some(completion_list) =
-    get_local_completions(specifier, &text, &range, resolver)
+    get_local_completions(specifier, specifier_kind, &text, &range, resolver)
   {
     // completions for local relative modules
     Some(lsp::CompletionResponse::List(completion_list))
@@ -355,24 +360,26 @@ fn get_import_map_completions(
 
 /// Return local completions that are relative to the base specifier.
 fn get_local_completions(
-  base: &ModuleSpecifier,
+  referrer: &ModuleSpecifier,
+  referrer_kind: NodeModuleKind,
   text: &str,
   range: &lsp::Range,
   resolver: &LspResolver,
 ) -> Option<CompletionList> {
-  if base.scheme() != "file" {
+  if referrer.scheme() != "file" {
     return None;
   }
   let parent = &text[..text.char_indices().rfind(|(_, c)| *c == '/')?.0 + 1];
   let resolved_parent = resolver
-    .as_graph_resolver(Some(base))
+    .as_cli_resolver(Some(referrer))
     .resolve(
       parent,
       &Range {
-        specifier: base.clone(),
+        specifier: referrer.clone(),
         start: deno_graph::Position::zeroed(),
         end: deno_graph::Position::zeroed(),
       },
+      referrer_kind,
       ResolutionMode::Execution,
     )
     .ok()?;
@@ -385,7 +392,7 @@ fn get_local_completions(
         let de = de.ok()?;
         let label = de.path().file_name()?.to_string_lossy().to_string();
         let entry_specifier = resolve_path(de.path().to_str()?, &cwd).ok()?;
-        if entry_specifier == *base {
+        if entry_specifier == *referrer {
           return None;
         }
         let full_text = format!("{parent}{label}");
@@ -905,6 +912,7 @@ mod tests {
       ModuleSpecifier::from_file_path(file_c).expect("could not create");
     let actual = get_local_completions(
       &specifier,
+      NodeModuleKind::Esm,
       "./",
       &lsp::Range {
         start: lsp::Position {
diff --git a/cli/lsp/config.rs b/cli/lsp/config.rs
index 34bf64446..ea77e36bc 100644
--- a/cli/lsp/config.rs
+++ b/cli/lsp/config.rs
@@ -4,6 +4,7 @@ use deno_ast::MediaType;
 use deno_config::deno_json::DenoJsonCache;
 use deno_config::deno_json::FmtConfig;
 use deno_config::deno_json::FmtOptionsConfig;
+use deno_config::deno_json::JsxImportSourceConfig;
 use deno_config::deno_json::LintConfig;
 use deno_config::deno_json::NodeModulesDirMode;
 use deno_config::deno_json::TestConfig;
@@ -1654,6 +1655,17 @@ impl ConfigData {
     self.member_dir.maybe_pkg_json()
   }
 
+  pub fn maybe_jsx_import_source_config(
+    &self,
+  ) -> Option<JsxImportSourceConfig> {
+    self
+      .member_dir
+      .workspace
+      .to_maybe_jsx_import_source_config()
+      .ok()
+      .flatten()
+  }
+
   pub fn scope_contains_specifier(&self, specifier: &ModuleSpecifier) -> bool {
     specifier.as_str().starts_with(self.scope.as_str())
       || self
diff --git a/cli/lsp/diagnostics.rs b/cli/lsp/diagnostics.rs
index 83c00d27e..e4fb82e58 100644
--- a/cli/lsp/diagnostics.rs
+++ b/cli/lsp/diagnostics.rs
@@ -1707,6 +1707,7 @@ mod tests {
         documents: Arc::new(documents),
         assets: Default::default(),
         config: Arc::new(config),
+        is_cjs_resolver: Default::default(),
         resolver,
       },
     )
diff --git a/cli/lsp/documents.rs b/cli/lsp/documents.rs
index ce13c3215..b62fa8553 100644
--- a/cli/lsp/documents.rs
+++ b/cli/lsp/documents.rs
@@ -3,7 +3,9 @@
 use super::cache::calculate_fs_version;
 use super::cache::LspCache;
 use super::config::Config;
+use super::resolver::LspIsCjsResolver;
 use super::resolver::LspResolver;
+use super::resolver::SingleReferrerGraphResolver;
 use super::testing::TestCollector;
 use super::testing::TestModule;
 use super::text::LineIndex;
@@ -33,6 +35,7 @@ use deno_semver::npm::NpmPackageReqReference;
 use deno_semver::package::PackageReq;
 use indexmap::IndexMap;
 use indexmap::IndexSet;
+use node_resolver::NodeModuleKind;
 use std::borrow::Cow;
 use std::collections::BTreeMap;
 use std::collections::BTreeSet;
@@ -293,6 +296,8 @@ pub struct Document {
   /// Contains the last-known-good set of dependencies from parsing the module.
   config: Arc<Config>,
   dependencies: Arc<IndexMap<String, deno_graph::Dependency>>,
+  /// If this is maybe a CJS script and maybe not an ES module.
+  is_script: Option<bool>,
   // TODO(nayeemrmn): This is unused, use it for scope attribution for remote
   // modules.
   file_referrer: Option<ModuleSpecifier>,
@@ -323,6 +328,7 @@ impl Document {
     maybe_lsp_version: Option<i32>,
     maybe_language_id: Option<LanguageId>,
     maybe_headers: Option<HashMap<String, String>>,
+    is_cjs_resolver: &LspIsCjsResolver,
     resolver: Arc<LspResolver>,
     config: Arc<Config>,
     cache: &Arc<LspCache>,
@@ -342,6 +348,7 @@ impl Document {
           maybe_headers.as_ref(),
           media_type,
           file_referrer.as_ref(),
+          is_cjs_resolver,
           &resolver,
         )
       } else {
@@ -367,6 +374,7 @@ impl Document {
         file_referrer.as_ref(),
       ),
       file_referrer,
+      is_script: maybe_module.as_ref().map(|m| m.is_script),
       maybe_types_dependency,
       line_index,
       maybe_language_id,
@@ -388,6 +396,7 @@ impl Document {
 
   fn with_new_config(
     &self,
+    is_cjs_resolver: &LspIsCjsResolver,
     resolver: Arc<LspResolver>,
     config: Arc<Config>,
   ) -> Arc<Self> {
@@ -399,6 +408,7 @@ impl Document {
     let dependencies;
     let maybe_types_dependency;
     let maybe_parsed_source;
+    let is_script;
     let maybe_test_module_fut;
     if media_type != self.media_type {
       let parsed_source_result =
@@ -408,6 +418,7 @@ impl Document {
         &parsed_source_result,
         self.maybe_headers.as_ref(),
         self.file_referrer.as_ref(),
+        is_cjs_resolver,
         &resolver,
       )
       .ok();
@@ -415,6 +426,7 @@ impl Document {
         .as_ref()
         .map(|m| Arc::new(m.dependencies.clone()))
         .unwrap_or_default();
+      is_script = maybe_module.as_ref().map(|m| m.is_script);
       maybe_types_dependency = maybe_module
         .as_ref()
         .and_then(|m| Some(Arc::new(m.maybe_types_dependency.clone()?)));
@@ -422,10 +434,19 @@ impl Document {
       maybe_test_module_fut =
         get_maybe_test_module_fut(maybe_parsed_source.as_ref(), &config);
     } else {
-      let graph_resolver =
-        resolver.as_graph_resolver(self.file_referrer.as_ref());
+      let cli_resolver = resolver.as_cli_resolver(self.file_referrer.as_ref());
       let npm_resolver =
         resolver.create_graph_npm_resolver(self.file_referrer.as_ref());
+      let config_data = resolver.as_config_data(self.file_referrer.as_ref());
+      let jsx_import_source_config =
+        config_data.and_then(|d| d.maybe_jsx_import_source_config());
+      let resolver = SingleReferrerGraphResolver {
+        valid_referrer: &self.specifier,
+        referrer_kind: is_cjs_resolver
+          .get_lsp_referrer_kind(&self.specifier, self.is_script),
+        cli_resolver,
+        jsx_import_source_config: jsx_import_source_config.as_ref(),
+      };
       dependencies = Arc::new(
         self
           .dependencies
@@ -436,7 +457,7 @@ impl Document {
               d.with_new_resolver(
                 s,
                 &CliJsrUrlProvider,
-                Some(graph_resolver),
+                Some(&resolver),
                 Some(&npm_resolver),
               ),
             )
@@ -446,10 +467,11 @@ impl Document {
       maybe_types_dependency = self.maybe_types_dependency.as_ref().map(|d| {
         Arc::new(d.with_new_resolver(
           &CliJsrUrlProvider,
-          Some(graph_resolver),
+          Some(&resolver),
           Some(&npm_resolver),
         ))
       });
+      is_script = self.is_script;
       maybe_parsed_source = self.maybe_parsed_source().cloned();
       maybe_test_module_fut = self
         .maybe_test_module_fut
@@ -461,6 +483,7 @@ impl Document {
       // updated properties
       dependencies,
       file_referrer: self.file_referrer.clone(),
+      is_script,
       maybe_types_dependency,
       maybe_navigation_tree: Mutex::new(None),
       // maintain - this should all be copies/clones
@@ -485,6 +508,7 @@ impl Document {
 
   fn with_change(
     &self,
+    is_cjs_resolver: &LspIsCjsResolver,
     version: i32,
     changes: Vec<lsp::TextDocumentContentChangeEvent>,
   ) -> Result<Arc<Self>, AnyError> {
@@ -518,6 +542,7 @@ impl Document {
         self.maybe_headers.as_ref(),
         media_type,
         self.file_referrer.as_ref(),
+        is_cjs_resolver,
         self.resolver.as_ref(),
       )
     } else {
@@ -541,6 +566,7 @@ impl Document {
       get_maybe_test_module_fut(maybe_parsed_source.as_ref(), &self.config);
     Ok(Arc::new(Self {
       config: self.config.clone(),
+      is_script: maybe_module.as_ref().map(|m| m.is_script),
       specifier: self.specifier.clone(),
       file_referrer: self.file_referrer.clone(),
       maybe_fs_version: self.maybe_fs_version.clone(),
@@ -575,6 +601,7 @@ impl Document {
       ),
       maybe_language_id: self.maybe_language_id,
       dependencies: self.dependencies.clone(),
+      is_script: self.is_script,
       maybe_types_dependency: self.maybe_types_dependency.clone(),
       text: self.text.clone(),
       text_info_cell: once_cell::sync::OnceCell::new(),
@@ -602,6 +629,7 @@ impl Document {
       ),
       maybe_language_id: self.maybe_language_id,
       dependencies: self.dependencies.clone(),
+      is_script: self.is_script,
       maybe_types_dependency: self.maybe_types_dependency.clone(),
       text: self.text.clone(),
       text_info_cell: once_cell::sync::OnceCell::new(),
@@ -650,6 +678,13 @@ impl Document {
       })
   }
 
+  /// If this is maybe a CJS script and maybe not an ES module.
+  ///
+  /// Use `LspIsCjsResolver` to determine for sure.
+  pub fn is_script(&self) -> Option<bool> {
+    self.is_script
+  }
+
   pub fn line_index(&self) -> Arc<LineIndex> {
     self.line_index.clone()
   }
@@ -797,6 +832,7 @@ impl FileSystemDocuments {
   pub fn get(
     &self,
     specifier: &ModuleSpecifier,
+    is_cjs_resolver: &LspIsCjsResolver,
     resolver: &Arc<LspResolver>,
     config: &Arc<Config>,
     cache: &Arc<LspCache>,
@@ -820,7 +856,14 @@ impl FileSystemDocuments {
     };
     if dirty {
       // attempt to update the file on the file system
-      self.refresh_document(specifier, resolver, config, cache, file_referrer)
+      self.refresh_document(
+        specifier,
+        is_cjs_resolver,
+        resolver,
+        config,
+        cache,
+        file_referrer,
+      )
     } else {
       old_doc
     }
@@ -831,6 +874,7 @@ impl FileSystemDocuments {
   fn refresh_document(
     &self,
     specifier: &ModuleSpecifier,
+    is_cjs_resolver: &LspIsCjsResolver,
     resolver: &Arc<LspResolver>,
     config: &Arc<Config>,
     cache: &Arc<LspCache>,
@@ -847,6 +891,7 @@ impl FileSystemDocuments {
         None,
         None,
         None,
+        is_cjs_resolver,
         resolver.clone(),
         config.clone(),
         cache,
@@ -863,6 +908,7 @@ impl FileSystemDocuments {
         None,
         None,
         None,
+        is_cjs_resolver,
         resolver.clone(),
         config.clone(),
         cache,
@@ -890,6 +936,7 @@ impl FileSystemDocuments {
         None,
         None,
         maybe_headers,
+        is_cjs_resolver,
         resolver.clone(),
         config.clone(),
         cache,
@@ -930,6 +977,11 @@ pub struct Documents {
   /// The DENO_DIR that the documents looks for non-file based modules.
   cache: Arc<LspCache>,
   config: Arc<Config>,
+  /// Resolver for detecting if a document is CJS or ESM.
+  is_cjs_resolver: Arc<LspIsCjsResolver>,
+  /// A resolver that takes into account currently loaded import map and JSX
+  /// settings.
+  resolver: Arc<LspResolver>,
   /// A flag that indicates that stated data is potentially invalid and needs to
   /// be recalculated before being considered valid.
   dirty: bool,
@@ -937,9 +989,6 @@ pub struct Documents {
   open_docs: HashMap<ModuleSpecifier, Arc<Document>>,
   /// Documents stored on the file system.
   file_system_docs: Arc<FileSystemDocuments>,
-  /// A resolver that takes into account currently loaded import map and JSX
-  /// settings.
-  resolver: Arc<LspResolver>,
   /// The npm package requirements found in npm specifiers.
   npm_reqs_by_scope:
     Arc<BTreeMap<Option<ModuleSpecifier>, BTreeSet<PackageReq>>>,
@@ -970,6 +1019,7 @@ impl Documents {
       // the cache for remote modules here in order to get the
       // x-typescript-types?
       None,
+      &self.is_cjs_resolver,
       self.resolver.clone(),
       self.config.clone(),
       &self.cache,
@@ -1004,7 +1054,7 @@ impl Documents {
         ))
       })?;
     self.dirty = true;
-    let doc = doc.with_change(version, changes)?;
+    let doc = doc.with_change(&self.is_cjs_resolver, version, changes)?;
     self.open_docs.insert(doc.specifier().clone(), doc.clone());
     Ok(doc)
   }
@@ -1133,6 +1183,7 @@ impl Documents {
       if let Some(old_doc) = old_doc {
         self.file_system_docs.get(
           specifier,
+          &self.is_cjs_resolver,
           &self.resolver,
           &self.config,
           &self.cache,
@@ -1157,6 +1208,7 @@ impl Documents {
     } else {
       self.file_system_docs.get(
         &specifier,
+        &self.is_cjs_resolver,
         &self.resolver,
         &self.config,
         &self.cache,
@@ -1215,12 +1267,15 @@ impl Documents {
     referrer: &ModuleSpecifier,
     file_referrer: Option<&ModuleSpecifier>,
   ) -> Vec<Option<(ModuleSpecifier, MediaType)>> {
-    let document = self.get(referrer);
-    let file_referrer = document
+    let referrer_doc = self.get(referrer);
+    let file_referrer = referrer_doc
       .as_ref()
       .and_then(|d| d.file_referrer())
       .or(file_referrer);
-    let dependencies = document.as_ref().map(|d| d.dependencies());
+    let dependencies = referrer_doc.as_ref().map(|d| d.dependencies());
+    let referrer_kind = self
+      .is_cjs_resolver
+      .get_maybe_doc_module_kind(referrer, referrer_doc.as_deref());
     let mut results = Vec::new();
     for raw_specifier in raw_specifiers {
       if raw_specifier.starts_with("asset:") {
@@ -1237,31 +1292,35 @@ impl Documents {
           results.push(self.resolve_dependency(
             specifier,
             referrer,
+            referrer_kind,
             file_referrer,
           ));
         } else if let Some(specifier) = dep.maybe_code.maybe_specifier() {
           results.push(self.resolve_dependency(
             specifier,
             referrer,
+            referrer_kind,
             file_referrer,
           ));
         } else {
           results.push(None);
         }
       } else if let Ok(specifier) =
-        self.resolver.as_graph_resolver(file_referrer).resolve(
+        self.resolver.as_cli_resolver(file_referrer).resolve(
           raw_specifier,
           &deno_graph::Range {
             specifier: referrer.clone(),
             start: deno_graph::Position::zeroed(),
             end: deno_graph::Position::zeroed(),
           },
+          referrer_kind,
           ResolutionMode::Types,
         )
       {
         results.push(self.resolve_dependency(
           &specifier,
           referrer,
+          referrer_kind,
           file_referrer,
         ));
       } else {
@@ -1280,7 +1339,11 @@ impl Documents {
   ) {
     self.config = Arc::new(config.clone());
     self.cache = Arc::new(cache.clone());
+    self.is_cjs_resolver = Arc::new(LspIsCjsResolver::new(cache));
     self.resolver = resolver.clone();
+
+    node_resolver::PackageJsonThreadLocalCache::clear();
+
     {
       let fs_docs = &self.file_system_docs;
       // Clean up non-existent documents.
@@ -1300,14 +1363,21 @@ impl Documents {
         if !config.specifier_enabled(doc.specifier()) {
           continue;
         }
-        *doc = doc.with_new_config(self.resolver.clone(), self.config.clone());
+        *doc = doc.with_new_config(
+          &self.is_cjs_resolver,
+          self.resolver.clone(),
+          self.config.clone(),
+        );
       }
       for mut doc in self.file_system_docs.docs.iter_mut() {
         if !config.specifier_enabled(doc.specifier()) {
           continue;
         }
-        *doc.value_mut() =
-          doc.with_new_config(self.resolver.clone(), self.config.clone());
+        *doc.value_mut() = doc.with_new_config(
+          &self.is_cjs_resolver,
+          self.resolver.clone(),
+          self.config.clone(),
+        );
       }
       self.open_docs = open_docs;
       let mut preload_count = 0;
@@ -1324,6 +1394,7 @@ impl Documents {
         {
           fs_docs.refresh_document(
             specifier,
+            &self.is_cjs_resolver,
             &self.resolver,
             &self.config,
             &self.cache,
@@ -1409,6 +1480,7 @@ impl Documents {
     &self,
     specifier: &ModuleSpecifier,
     referrer: &ModuleSpecifier,
+    referrer_kind: NodeModuleKind,
     file_referrer: Option<&ModuleSpecifier>,
   ) -> Option<(ModuleSpecifier, MediaType)> {
     if let Some(module_name) = specifier.as_str().strip_prefix("node:") {
@@ -1422,10 +1494,12 @@ impl Documents {
     let mut specifier = specifier.clone();
     let mut media_type = None;
     if let Ok(npm_ref) = NpmPackageReqReference::from_specifier(&specifier) {
-      let (s, mt) =
-        self
-          .resolver
-          .npm_to_file_url(&npm_ref, referrer, file_referrer)?;
+      let (s, mt) = self.resolver.npm_to_file_url(
+        &npm_ref,
+        referrer,
+        referrer_kind,
+        file_referrer,
+      )?;
       specifier = s;
       media_type = Some(mt);
     }
@@ -1435,7 +1509,8 @@ impl Documents {
       return Some((specifier, media_type));
     };
     if let Some(types) = doc.maybe_types_dependency().maybe_specifier() {
-      self.resolve_dependency(types, &specifier, file_referrer)
+      let specifier_kind = self.is_cjs_resolver.get_doc_module_kind(&doc);
+      self.resolve_dependency(types, &specifier, specifier_kind, file_referrer)
     } else {
       Some((doc.specifier().clone(), doc.media_type()))
     }
@@ -1503,6 +1578,7 @@ fn parse_and_analyze_module(
   maybe_headers: Option<&HashMap<String, String>>,
   media_type: MediaType,
   file_referrer: Option<&ModuleSpecifier>,
+  is_cjs_resolver: &LspIsCjsResolver,
   resolver: &LspResolver,
 ) -> (Option<ParsedSourceResult>, Option<ModuleResult>) {
   let parsed_source_result = parse_source(specifier.clone(), text, media_type);
@@ -1511,6 +1587,7 @@ fn parse_and_analyze_module(
     &parsed_source_result,
     maybe_headers,
     file_referrer,
+    is_cjs_resolver,
     resolver,
   );
   (Some(parsed_source_result), Some(module_result))
@@ -1536,11 +1613,26 @@ fn analyze_module(
   parsed_source_result: &ParsedSourceResult,
   maybe_headers: Option<&HashMap<String, String>>,
   file_referrer: Option<&ModuleSpecifier>,
+  is_cjs_resolver: &LspIsCjsResolver,
   resolver: &LspResolver,
 ) -> ModuleResult {
   match parsed_source_result {
     Ok(parsed_source) => {
       let npm_resolver = resolver.create_graph_npm_resolver(file_referrer);
+      let cli_resolver = resolver.as_cli_resolver(file_referrer);
+      let config_data = resolver.as_config_data(file_referrer);
+      let valid_referrer = specifier.clone();
+      let jsx_import_source_config =
+        config_data.and_then(|d| d.maybe_jsx_import_source_config());
+      let resolver = SingleReferrerGraphResolver {
+        valid_referrer: &valid_referrer,
+        referrer_kind: is_cjs_resolver.get_lsp_referrer_kind(
+          &specifier,
+          Some(parsed_source.compute_is_script()),
+        ),
+        cli_resolver,
+        jsx_import_source_config: jsx_import_source_config.as_ref(),
+      };
       Ok(deno_graph::parse_module_from_ast(
         deno_graph::ParseModuleFromAstOptions {
           graph_kind: deno_graph::GraphKind::TypesOnly,
@@ -1551,7 +1643,7 @@ 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(file_referrer)),
+          maybe_resolver: Some(&resolver),
           maybe_npm_resolver: Some(&npm_resolver),
         },
       ))
diff --git a/cli/lsp/language_server.rs b/cli/lsp/language_server.rs
index 2554fa34b..b2bd72416 100644
--- a/cli/lsp/language_server.rs
+++ b/cli/lsp/language_server.rs
@@ -22,6 +22,7 @@ use deno_semver::jsr::JsrPackageReqReference;
 use indexmap::Equivalent;
 use indexmap::IndexSet;
 use log::error;
+use node_resolver::NodeModuleKind;
 use serde::Deserialize;
 use serde_json::from_value;
 use std::collections::BTreeMap;
@@ -77,6 +78,7 @@ use super::parent_process_checker;
 use super::performance::Performance;
 use super::refactor;
 use super::registries::ModuleRegistry;
+use super::resolver::LspIsCjsResolver;
 use super::resolver::LspResolver;
 use super::testing;
 use super::text;
@@ -144,6 +146,7 @@ pub struct StateSnapshot {
   pub project_version: usize,
   pub assets: AssetsSnapshot,
   pub config: Arc<Config>,
+  pub is_cjs_resolver: Arc<LspIsCjsResolver>,
   pub documents: Arc<Documents>,
   pub resolver: Arc<LspResolver>,
 }
@@ -203,6 +206,7 @@ pub struct Inner {
   pub documents: Documents,
   http_client_provider: Arc<HttpClientProvider>,
   initial_cwd: PathBuf,
+  pub is_cjs_resolver: Arc<LspIsCjsResolver>,
   jsr_search_api: CliJsrSearchApi,
   /// Handles module registries, which allow discovery of modules
   module_registry: ModuleRegistry,
@@ -480,6 +484,7 @@ impl Inner {
     let initial_cwd = std::env::current_dir().unwrap_or_else(|_| {
       panic!("Could not resolve current working directory")
     });
+    let is_cjs_resolver = Arc::new(LspIsCjsResolver::new(&cache));
 
     Self {
       assets,
@@ -491,6 +496,7 @@ impl Inner {
       documents,
       http_client_provider,
       initial_cwd: initial_cwd.clone(),
+      is_cjs_resolver,
       jsr_search_api,
       project_version: 0,
       task_queue: Default::default(),
@@ -601,6 +607,7 @@ impl Inner {
       project_version: self.project_version,
       assets: self.assets.snapshot(),
       config: Arc::new(self.config.clone()),
+      is_cjs_resolver: self.is_cjs_resolver.clone(),
       documents: Arc::new(self.documents.clone()),
       resolver: self.resolver.snapshot(),
     })
@@ -622,6 +629,7 @@ impl Inner {
       }
     });
     self.cache = LspCache::new(global_cache_url);
+    self.is_cjs_resolver = Arc::new(LspIsCjsResolver::new(&self.cache));
     let deno_dir = self.cache.deno_dir();
     let workspace_settings = self.config.workspace_settings();
     let maybe_root_path = self
@@ -982,7 +990,7 @@ impl Inner {
           spawn(async move {
             let specifier = {
               let inner = ls.inner.read().await;
-              let resolver = inner.resolver.as_graph_resolver(Some(&referrer));
+              let resolver = inner.resolver.as_cli_resolver(Some(&referrer));
               let Ok(specifier) = resolver.resolve(
                 &specifier,
                 &deno_graph::Range {
@@ -990,6 +998,7 @@ impl Inner {
                   start: deno_graph::Position::zeroed(),
                   end: deno_graph::Position::zeroed(),
                 },
+                NodeModuleKind::Esm,
                 deno_graph::source::ResolutionMode::Types,
               ) else {
                 return;
@@ -1622,6 +1631,10 @@ impl Inner {
       let file_diagnostics = self
         .diagnostics_server
         .get_ts_diagnostics(&specifier, asset_or_doc.document_lsp_version());
+      let specifier_kind = asset_or_doc
+        .document()
+        .map(|d| self.is_cjs_resolver.get_doc_module_kind(d))
+        .unwrap_or(NodeModuleKind::Esm);
       let mut includes_no_cache = false;
       for diagnostic in &fixable_diagnostics {
         match diagnostic.source.as_deref() {
@@ -1660,7 +1673,13 @@ impl Inner {
               .await;
             for action in actions {
               code_actions
-                .add_ts_fix_action(&specifier, &action, diagnostic, self)
+                .add_ts_fix_action(
+                  &specifier,
+                  specifier_kind,
+                  &action,
+                  diagnostic,
+                  self,
+                )
                 .map_err(|err| {
                   error!("Unable to convert fix: {:#}", err);
                   LspError::internal_error()
@@ -1806,10 +1825,9 @@ impl Inner {
           error!("Unable to decode code action data: {:#}", err);
           LspError::invalid_params("The CodeAction's data is invalid.")
         })?;
-      let scope = self
-        .get_asset_or_document(&code_action_data.specifier)
-        .ok()
-        .and_then(|d| d.scope().cloned());
+      let maybe_asset_or_doc =
+        self.get_asset_or_document(&code_action_data.specifier).ok();
+      let scope = maybe_asset_or_doc.as_ref().and_then(|d| d.scope().cloned());
       let combined_code_actions = self
         .ts_server
         .get_combined_code_fix(
@@ -1836,6 +1854,11 @@ impl Inner {
       let changes = if code_action_data.fix_id == "fixMissingImport" {
         fix_ts_import_changes(
           &code_action_data.specifier,
+          maybe_asset_or_doc
+            .as_ref()
+            .and_then(|d| d.document())
+            .map(|d| self.is_cjs_resolver.get_doc_module_kind(d))
+            .unwrap_or(NodeModuleKind::Esm),
           &combined_code_actions.changes,
           self,
         )
@@ -1889,6 +1912,10 @@ impl Inner {
       if kind_suffix == ".rewrite.function.returnType" {
         refactor_edit_info.edits = fix_ts_import_changes(
           &action_data.specifier,
+          asset_or_doc
+            .document()
+            .map(|d| self.is_cjs_resolver.get_doc_module_kind(d))
+            .unwrap_or(NodeModuleKind::Esm),
           &refactor_edit_info.edits,
           self,
         )
@@ -2238,6 +2265,7 @@ impl Inner {
         &self.jsr_search_api,
         &self.npm_search_api,
         &self.documents,
+        &self.is_cjs_resolver,
         self.resolver.as_ref(),
         self
           .config
diff --git a/cli/lsp/repl.rs b/cli/lsp/repl.rs
index fa5809045..b4aaa8cd0 100644
--- a/cli/lsp/repl.rs
+++ b/cli/lsp/repl.rs
@@ -263,7 +263,7 @@ impl ReplLanguageServer {
   }
 
   fn get_document_uri(&self) -> Uri {
-    uri_parse_unencoded(self.cwd_uri.join("$deno$repl.ts").unwrap().as_str())
+    uri_parse_unencoded(self.cwd_uri.join("$deno$repl.mts").unwrap().as_str())
       .unwrap()
   }
 }
diff --git a/cli/lsp/resolver.rs b/cli/lsp/resolver.rs
index f5df24d57..37f63b912 100644
--- a/cli/lsp/resolver.rs
+++ b/cli/lsp/resolver.rs
@@ -2,16 +2,18 @@
 
 use dashmap::DashMap;
 use deno_ast::MediaType;
-use deno_ast::ParsedSource;
 use deno_cache_dir::npm::NpmCacheDir;
 use deno_cache_dir::HttpCache;
+use deno_config::deno_json::JsxImportSourceConfig;
 use deno_config::workspace::PackageJsonDepResolution;
 use deno_config::workspace::WorkspaceResolver;
 use deno_core::url::Url;
-use deno_graph::source::Resolver;
+use deno_graph::source::ResolutionMode;
 use deno_graph::GraphImport;
 use deno_graph::ModuleSpecifier;
+use deno_graph::Range;
 use deno_npm::NpmSystemInfo;
+use deno_path_util::url_from_directory_path;
 use deno_path_util::url_to_file_path;
 use deno_runtime::deno_fs;
 use deno_runtime::deno_node::NodeResolver;
@@ -24,6 +26,7 @@ use deno_semver::package::PackageReq;
 use indexmap::IndexMap;
 use node_resolver::errors::ClosestPkgJsonError;
 use node_resolver::InNpmPackageChecker;
+use node_resolver::NodeModuleKind;
 use node_resolver::NodeResolutionMode;
 use std::borrow::Cow;
 use std::collections::BTreeMap;
@@ -33,6 +36,7 @@ use std::collections::HashSet;
 use std::sync::Arc;
 
 use super::cache::LspCache;
+use super::documents::Document;
 use super::jsr::JsrCacheResolver;
 use crate::args::create_default_npmrc;
 use crate::args::CacheSetting;
@@ -53,21 +57,20 @@ use crate::npm::CliNpmResolverCreateOptions;
 use crate::npm::CliNpmResolverManagedSnapshotOption;
 use crate::npm::CreateInNpmPkgCheckerOptions;
 use crate::npm::ManagedCliNpmResolver;
-use crate::resolver::CjsTracker;
-use crate::resolver::CjsTrackerOptions;
 use crate::resolver::CliDenoResolverFs;
-use crate::resolver::CliGraphResolver;
-use crate::resolver::CliGraphResolverOptions;
 use crate::resolver::CliNodeResolver;
+use crate::resolver::CliResolver;
+use crate::resolver::CliResolverOptions;
+use crate::resolver::IsCjsResolver;
 use crate::resolver::WorkerCliNpmGraphResolver;
 use crate::tsc::into_specifier_and_media_type;
+use crate::util::fs::canonicalize_path_maybe_not_exists;
 use crate::util::progress_bar::ProgressBar;
 use crate::util::progress_bar::ProgressBarStyle;
 
 #[derive(Debug, Clone)]
 struct LspScopeResolver {
-  cjs_tracker: Option<Arc<LspCjsTracker>>,
-  graph_resolver: Arc<CliGraphResolver>,
+  resolver: Arc<CliResolver>,
   jsr_resolver: Option<Arc<JsrCacheResolver>>,
   npm_resolver: Option<Arc<dyn CliNpmResolver>>,
   node_resolver: Option<Arc<CliNodeResolver>>,
@@ -81,8 +84,7 @@ struct LspScopeResolver {
 impl Default for LspScopeResolver {
   fn default() -> Self {
     Self {
-      cjs_tracker: None,
-      graph_resolver: create_graph_resolver(None, None, None),
+      resolver: create_cli_resolver(None, None, None),
       jsr_resolver: None,
       npm_resolver: None,
       node_resolver: None,
@@ -103,7 +105,6 @@ impl LspScopeResolver {
   ) -> Self {
     let mut npm_resolver = None;
     let mut node_resolver = None;
-    let mut lsp_cjs_tracker = None;
     let fs = Arc::new(deno_fs::RealFs);
     let pkg_json_resolver = Arc::new(PackageJsonResolver::new(
       deno_runtime::deno_node::DenoFsNodeResolverEnv::new(fs.clone()),
@@ -118,14 +119,7 @@ impl LspScopeResolver {
       .await;
       if let Some(npm_resolver) = &npm_resolver {
         let in_npm_pkg_checker = create_in_npm_pkg_checker(npm_resolver);
-        let cjs_tracker = create_cjs_tracker(
-          in_npm_pkg_checker.clone(),
-          pkg_json_resolver.clone(),
-        );
-        lsp_cjs_tracker =
-          Some(Arc::new(LspCjsTracker::new(cjs_tracker.clone())));
         node_resolver = Some(create_node_resolver(
-          cjs_tracker,
           fs.clone(),
           in_npm_pkg_checker,
           npm_resolver,
@@ -133,7 +127,7 @@ impl LspScopeResolver {
         ));
       }
     }
-    let graph_resolver = create_graph_resolver(
+    let cli_resolver = create_cli_resolver(
       config_data.map(|d| d.as_ref()),
       npm_resolver.as_ref(),
       node_resolver.as_ref(),
@@ -146,7 +140,9 @@ impl LspScopeResolver {
       cache.for_specifier(config_data.map(|d| d.scope.as_ref())),
       config_data.and_then(|d| d.lockfile.clone()),
     )));
-    let npm_graph_resolver = graph_resolver.create_graph_npm_resolver();
+    let npm_graph_resolver = cli_resolver.create_graph_npm_resolver();
+    let maybe_jsx_import_source_config =
+      config_data.and_then(|d| d.maybe_jsx_import_source_config());
     let graph_imports = config_data
       .and_then(|d| d.member_dir.workspace.to_compiler_option_types().ok())
       .map(|imports| {
@@ -154,11 +150,18 @@ impl LspScopeResolver {
           imports
             .into_iter()
             .map(|(referrer, imports)| {
+              let resolver = SingleReferrerGraphResolver {
+                valid_referrer: &referrer,
+                referrer_kind: NodeModuleKind::Esm,
+                cli_resolver: &cli_resolver,
+                jsx_import_source_config: maybe_jsx_import_source_config
+                  .as_ref(),
+              };
               let graph_import = GraphImport::new(
                 &referrer,
                 imports,
                 &CliJsrUrlProvider,
-                Some(graph_resolver.as_ref()),
+                Some(&resolver),
                 Some(&npm_graph_resolver),
               );
               (referrer, graph_import)
@@ -182,6 +185,8 @@ impl LspScopeResolver {
               .resolve_req_reference(
                 &req_ref,
                 &referrer,
+                // todo(dsherret): this is wrong because it doesn't consider CJS referrers
+                NodeModuleKind::Esm,
                 NodeResolutionMode::Types,
               )
               .ok()?,
@@ -195,8 +200,7 @@ impl LspScopeResolver {
     let package_json_deps_by_resolution =
       Arc::new(package_json_deps_by_resolution.unwrap_or_default());
     Self {
-      cjs_tracker: lsp_cjs_tracker,
-      graph_resolver,
+      resolver: cli_resolver,
       jsr_resolver,
       npm_resolver,
       node_resolver,
@@ -216,30 +220,22 @@ impl LspScopeResolver {
       deno_runtime::deno_node::DenoFsNodeResolverEnv::new(fs.clone()),
     ));
     let mut node_resolver = None;
-    let mut lsp_cjs_tracker = None;
     if let Some(npm_resolver) = &npm_resolver {
       let in_npm_pkg_checker = create_in_npm_pkg_checker(npm_resolver);
-      let cjs_tracker = create_cjs_tracker(
-        in_npm_pkg_checker.clone(),
-        pkg_json_resolver.clone(),
-      );
-      lsp_cjs_tracker = Some(Arc::new(LspCjsTracker::new(cjs_tracker.clone())));
       node_resolver = Some(create_node_resolver(
-        cjs_tracker,
         fs,
         in_npm_pkg_checker,
         npm_resolver,
         pkg_json_resolver.clone(),
       ));
     }
-    let graph_resolver = create_graph_resolver(
+    let graph_resolver = create_cli_resolver(
       self.config_data.as_deref(),
       npm_resolver.as_ref(),
       node_resolver.as_ref(),
     );
     Arc::new(Self {
-      cjs_tracker: lsp_cjs_tracker,
-      graph_resolver,
+      resolver: graph_resolver,
       jsr_resolver: self.jsr_resolver.clone(),
       npm_resolver,
       node_resolver,
@@ -334,12 +330,12 @@ impl LspResolver {
     }
   }
 
-  pub fn as_graph_resolver(
+  pub fn as_cli_resolver(
     &self,
     file_referrer: Option<&ModuleSpecifier>,
-  ) -> &dyn Resolver {
+  ) -> &CliResolver {
     let resolver = self.get_scope_resolver(file_referrer);
-    resolver.graph_resolver.as_ref()
+    resolver.resolver.as_ref()
   }
 
   pub fn create_graph_npm_resolver(
@@ -347,15 +343,15 @@ impl LspResolver {
     file_referrer: Option<&ModuleSpecifier>,
   ) -> WorkerCliNpmGraphResolver {
     let resolver = self.get_scope_resolver(file_referrer);
-    resolver.graph_resolver.create_graph_npm_resolver()
+    resolver.resolver.create_graph_npm_resolver()
   }
 
-  pub fn maybe_cjs_tracker(
+  pub fn as_config_data(
     &self,
     file_referrer: Option<&ModuleSpecifier>,
-  ) -> Option<&Arc<LspCjsTracker>> {
+  ) -> Option<&Arc<ConfigData>> {
     let resolver = self.get_scope_resolver(file_referrer);
-    resolver.cjs_tracker.as_ref()
+    resolver.config_data.as_ref()
   }
 
   pub fn maybe_node_resolver(
@@ -429,13 +425,19 @@ impl LspResolver {
     &self,
     req_ref: &NpmPackageReqReference,
     referrer: &ModuleSpecifier,
+    referrer_kind: NodeModuleKind,
     file_referrer: Option<&ModuleSpecifier>,
   ) -> Option<(ModuleSpecifier, MediaType)> {
     let resolver = self.get_scope_resolver(file_referrer);
     let node_resolver = resolver.node_resolver.as_ref()?;
     Some(into_specifier_and_media_type(Some(
       node_resolver
-        .resolve_req_reference(req_ref, referrer, NodeResolutionMode::Types)
+        .resolve_req_reference(
+          req_ref,
+          referrer,
+          referrer_kind,
+          NodeResolutionMode::Types,
+        )
         .ok()?,
     )))
   }
@@ -478,6 +480,7 @@ impl LspResolver {
     &self,
     specifier_text: &str,
     referrer: &ModuleSpecifier,
+    referrer_kind: NodeModuleKind,
   ) -> bool {
     let resolver = self.get_scope_resolver(Some(referrer));
     let Some(node_resolver) = resolver.node_resolver.as_ref() else {
@@ -487,6 +490,7 @@ impl LspResolver {
       .resolve_if_for_npm_pkg(
         specifier_text,
         referrer,
+        referrer_kind,
         NodeResolutionMode::Types,
       )
       .ok()
@@ -615,21 +619,6 @@ async fn create_npm_resolver(
   Some(create_cli_npm_resolver_for_lsp(options).await)
 }
 
-fn create_cjs_tracker(
-  in_npm_pkg_checker: Arc<dyn InNpmPackageChecker>,
-  pkg_json_resolver: Arc<PackageJsonResolver>,
-) -> Arc<CjsTracker> {
-  Arc::new(CjsTracker::new(
-    in_npm_pkg_checker,
-    pkg_json_resolver,
-    CjsTrackerOptions {
-      // todo(dsherret): support in the lsp by stabilizing the feature
-      // so that we don't have to pipe the config in here
-      unstable_detect_cjs: false,
-    },
-  ))
-}
-
 fn create_in_npm_pkg_checker(
   npm_resolver: &Arc<dyn CliNpmResolver>,
 ) -> Arc<dyn InNpmPackageChecker> {
@@ -649,7 +638,6 @@ fn create_in_npm_pkg_checker(
 }
 
 fn create_node_resolver(
-  cjs_tracker: Arc<CjsTracker>,
   fs: Arc<dyn deno_fs::FileSystem>,
   in_npm_pkg_checker: Arc<dyn InNpmPackageChecker>,
   npm_resolver: &Arc<dyn CliNpmResolver>,
@@ -662,7 +650,6 @@ fn create_node_resolver(
     pkg_json_resolver.clone(),
   ));
   Arc::new(CliNodeResolver::new(
-    cjs_tracker.clone(),
     fs,
     in_npm_pkg_checker,
     node_resolver_inner,
@@ -670,13 +657,12 @@ fn create_node_resolver(
   ))
 }
 
-fn create_graph_resolver(
+fn create_cli_resolver(
   config_data: Option<&ConfigData>,
   npm_resolver: Option<&Arc<dyn CliNpmResolver>>,
   node_resolver: Option<&Arc<CliNodeResolver>>,
-) -> Arc<CliGraphResolver> {
-  let workspace = config_data.map(|d| &d.member_dir.workspace);
-  Arc::new(CliGraphResolver::new(CliGraphResolverOptions {
+) -> Arc<CliResolver> {
+  Arc::new(CliResolver::new(CliResolverOptions {
     node_resolver: node_resolver.cloned(),
     npm_resolver: npm_resolver.cloned(),
     workspace_resolver: config_data.map(|d| d.resolver.clone()).unwrap_or_else(
@@ -691,9 +677,6 @@ fn create_graph_resolver(
         ))
       },
     ),
-    maybe_jsx_import_source_config: workspace.and_then(|workspace| {
-      workspace.to_maybe_jsx_import_source_config().ok().flatten()
-    }),
     maybe_vendor_dir: config_data.and_then(|d| d.vendor_dir.as_ref()),
     bare_node_builtins_enabled: config_data
       .is_some_and(|d| d.unstable.contains("bare-node-builtins")),
@@ -726,6 +709,141 @@ impl std::fmt::Debug for RedirectResolver {
   }
 }
 
+#[derive(Debug)]
+pub struct LspIsCjsResolver {
+  inner: IsCjsResolver,
+}
+
+impl Default for LspIsCjsResolver {
+  fn default() -> Self {
+    LspIsCjsResolver::new(&Default::default())
+  }
+}
+
+impl LspIsCjsResolver {
+  pub fn new(cache: &LspCache) -> Self {
+    #[derive(Debug)]
+    struct LspInNpmPackageChecker {
+      global_cache_dir: ModuleSpecifier,
+    }
+
+    impl LspInNpmPackageChecker {
+      pub fn new(cache: &LspCache) -> Self {
+        let npm_folder_path = cache.deno_dir().npm_folder_path();
+        Self {
+          global_cache_dir: url_from_directory_path(
+            &canonicalize_path_maybe_not_exists(&npm_folder_path)
+              .unwrap_or(npm_folder_path),
+          )
+          .unwrap_or_else(|_| {
+            ModuleSpecifier::parse("file:///invalid/").unwrap()
+          }),
+        }
+      }
+    }
+
+    impl InNpmPackageChecker for LspInNpmPackageChecker {
+      fn in_npm_package(&self, specifier: &ModuleSpecifier) -> bool {
+        if specifier.scheme() != "file" {
+          return false;
+        }
+        if specifier
+          .as_str()
+          .starts_with(self.global_cache_dir.as_str())
+        {
+          return true;
+        }
+        specifier.as_str().contains("/node_modules/")
+      }
+    }
+
+    let fs = Arc::new(deno_fs::RealFs);
+    let pkg_json_resolver = Arc::new(PackageJsonResolver::new(
+      deno_runtime::deno_node::DenoFsNodeResolverEnv::new(fs.clone()),
+    ));
+
+    LspIsCjsResolver {
+      inner: IsCjsResolver::new(
+        Arc::new(LspInNpmPackageChecker::new(cache)),
+        pkg_json_resolver,
+        crate::resolver::IsCjsResolverOptions {
+          detect_cjs: true,
+          is_node_main: false,
+        },
+      ),
+    }
+  }
+
+  pub fn get_maybe_doc_module_kind(
+    &self,
+    specifier: &ModuleSpecifier,
+    maybe_document: Option<&Document>,
+  ) -> NodeModuleKind {
+    self.get_lsp_referrer_kind(
+      specifier,
+      maybe_document.and_then(|d| d.is_script()),
+    )
+  }
+
+  pub fn get_doc_module_kind(&self, document: &Document) -> NodeModuleKind {
+    self.get_lsp_referrer_kind(document.specifier(), document.is_script())
+  }
+
+  pub fn get_lsp_referrer_kind(
+    &self,
+    specifier: &ModuleSpecifier,
+    is_script: Option<bool>,
+  ) -> NodeModuleKind {
+    self.inner.get_lsp_referrer_kind(specifier, is_script)
+  }
+}
+
+#[derive(Debug)]
+pub struct SingleReferrerGraphResolver<'a> {
+  pub valid_referrer: &'a ModuleSpecifier,
+  pub referrer_kind: NodeModuleKind,
+  pub cli_resolver: &'a CliResolver,
+  pub jsx_import_source_config: Option<&'a JsxImportSourceConfig>,
+}
+
+impl<'a> deno_graph::source::Resolver for SingleReferrerGraphResolver<'a> {
+  fn default_jsx_import_source(&self) -> Option<String> {
+    self
+      .jsx_import_source_config
+      .and_then(|c| c.default_specifier.clone())
+  }
+
+  fn default_jsx_import_source_types(&self) -> Option<String> {
+    self
+      .jsx_import_source_config
+      .and_then(|c| c.default_types_specifier.clone())
+  }
+
+  fn jsx_import_source_module(&self) -> &str {
+    self
+      .jsx_import_source_config
+      .map(|c| c.module.as_str())
+      .unwrap_or(deno_graph::source::DEFAULT_JSX_IMPORT_SOURCE_MODULE)
+  }
+
+  fn resolve(
+    &self,
+    specifier_text: &str,
+    referrer_range: &Range,
+    mode: ResolutionMode,
+  ) -> Result<ModuleSpecifier, deno_graph::source::ResolveError> {
+    // this resolver assumes it will only be used with a single referrer
+    // with the provided referrer kind
+    debug_assert_eq!(referrer_range.specifier, *self.valid_referrer);
+    self.cli_resolver.resolve(
+      specifier_text,
+      referrer_range,
+      self.referrer_kind,
+      mode,
+    )
+  }
+}
+
 impl RedirectResolver {
   fn new(
     cache: Arc<dyn HttpCache>,
@@ -842,45 +960,6 @@ impl RedirectResolver {
   }
 }
 
-#[derive(Debug)]
-pub struct LspCjsTracker {
-  cjs_tracker: Arc<CjsTracker>,
-}
-
-impl LspCjsTracker {
-  pub fn new(cjs_tracker: Arc<CjsTracker>) -> Self {
-    Self { cjs_tracker }
-  }
-
-  pub fn is_cjs(
-    &self,
-    specifier: &ModuleSpecifier,
-    media_type: MediaType,
-    maybe_parsed_source: Option<&ParsedSource>,
-  ) -> bool {
-    if let Some(module_kind) =
-      self.cjs_tracker.get_known_kind(specifier, media_type)
-    {
-      module_kind.is_cjs()
-    } else {
-      let maybe_is_script = maybe_parsed_source.map(|p| p.compute_is_script());
-      maybe_is_script
-        .and_then(|is_script| {
-          self
-            .cjs_tracker
-            .is_cjs_with_known_is_script(specifier, media_type, is_script)
-            .ok()
-        })
-        .unwrap_or_else(|| {
-          self
-            .cjs_tracker
-            .is_maybe_cjs(specifier, media_type)
-            .unwrap_or(false)
-        })
-    }
-  }
-}
-
 #[cfg(test)]
 mod tests {
   use super::*;
diff --git a/cli/lsp/tsc.rs b/cli/lsp/tsc.rs
index 6f63ced5b..c9b24176a 100644
--- a/cli/lsp/tsc.rs
+++ b/cli/lsp/tsc.rs
@@ -69,6 +69,7 @@ use indexmap::IndexMap;
 use indexmap::IndexSet;
 use lazy_regex::lazy_regex;
 use log::error;
+use node_resolver::NodeModuleKind;
 use once_cell::sync::Lazy;
 use regex::Captures;
 use regex::Regex;
@@ -4401,25 +4402,15 @@ fn op_load<'s>(
       None
     } else {
       let asset_or_document = state.get_asset_or_document(&specifier);
-      asset_or_document.map(|doc| {
-        let maybe_cjs_tracker = state
-          .state_snapshot
-          .resolver
-          .maybe_cjs_tracker(Some(&specifier));
-        LoadResponse {
-          data: doc.text(),
-          script_kind: crate::tsc::as_ts_script_kind(doc.media_type()),
-          version: state.script_version(&specifier),
-          is_cjs: maybe_cjs_tracker
-            .map(|t| {
-              t.is_cjs(
-                &specifier,
-                doc.media_type(),
-                doc.maybe_parsed_source().and_then(|p| p.as_ref().ok()),
-              )
-            })
-            .unwrap_or(false),
-        }
+      asset_or_document.map(|doc| LoadResponse {
+        data: doc.text(),
+        script_kind: crate::tsc::as_ts_script_kind(doc.media_type()),
+        version: state.script_version(&specifier),
+        is_cjs: doc
+          .document()
+          .map(|d| state.state_snapshot.is_cjs_resolver.get_doc_module_kind(d))
+          .unwrap_or(NodeModuleKind::Esm)
+          == NodeModuleKind::Cjs,
       })
     };
 
@@ -4662,6 +4653,10 @@ fn op_script_names(state: &mut OpState) -> ScriptNames {
         let (types, _) = documents.resolve_dependency(
           types,
           specifier,
+          state
+            .state_snapshot
+            .is_cjs_resolver
+            .get_doc_module_kind(doc),
           doc.file_referrer(),
         )?;
         let types_doc = documents.get_or_load(&types, doc.file_referrer())?;
@@ -5544,6 +5539,7 @@ mod tests {
       documents: Arc::new(documents),
       assets: Default::default(),
       config: Arc::new(config),
+      is_cjs_resolver: Default::default(),
       resolver,
     });
     let performance = Arc::new(Performance::default());