fix(lsp): support npm workspaces and fix some resolution issues (#24627)

Makes the lsp use the same code as the rest of the cli.

Cargo.toml

@@ -101,7 +101,7 @@ console_static_text = "=0.8.1"
 data-encoding = "2.3.3"
 data-url = "=0.3.0"
 deno_cache_dir = "=0.10.0"
-deno_config = { version = "=0.23.0", default-features = false }
+deno_config = { version = "=0.24.0", default-features = false }
 dlopen2 = "0.6.1"
 ecb = "=0.1.2"
 elliptic-curve = { version = "0.13.4", features = ["alloc", "arithmetic", "ecdh", "std", "pem"] }

cli/args/mod.rs

@@ -500,6 +500,22 @@ fn resolve_lint_rules_options(
   }
 }
 
+pub fn discover_npmrc_from_workspace(
+  workspace: &Workspace,
+) -> Result<(Arc<ResolvedNpmRc>, Option<PathBuf>), AnyError> {
+  let root_folder = workspace.root_folder().1;
+  discover_npmrc(
+    root_folder.pkg_json.as_ref().map(|p| p.path.clone()),
+    root_folder.deno_json.as_ref().and_then(|cf| {
+      if cf.specifier.scheme() == "file" {
+        Some(cf.specifier.to_file_path().unwrap())
+      } else {
+        None
+      }
+    }),
+  )
+}
+
 /// Discover `.npmrc` file - currently we only support it next to `package.json`
 /// or next to `deno.json`.
 ///
@@ -846,6 +862,7 @@ impl CliOptions {
       }
       WorkspaceDiscoverOptions {
         fs: &config_fs_adapter,
+        deno_json_cache: None,
         pkg_json_cache: Some(
           &deno_runtime::deno_node::PackageJsonThreadLocalCache,
         ),
@@ -890,17 +907,7 @@ impl CliOptions {
       log::warn!("{} {}", colors::yellow("Warning"), diagnostic);
     }
 
-    let root_folder = workspace.root_folder().1;
-    let (npmrc, _) = discover_npmrc(
-      root_folder.pkg_json.as_ref().map(|p| p.path.clone()),
-      root_folder.deno_json.as_ref().and_then(|cf| {
-        if cf.specifier.scheme() == "file" {
-          Some(cf.specifier.to_file_path().unwrap())
-        } else {
-          None
-        }
-      }),
-    )?;
+    let (npmrc, _) = discover_npmrc_from_workspace(&workspace)?;
 
     let maybe_lock_file = CliLockfile::discover(&flags, &workspace)?;
 

cli/lsp/completions.rs

@@ -804,7 +804,7 @@ mod tests {
     fs_sources: &[(&str, &str)],
   ) -> Documents {
     let temp_dir = TempDir::new();
-    let cache = LspCache::new(Some(temp_dir.uri()));
+    let cache = LspCache::new(Some(temp_dir.uri().join(".deno_dir").unwrap()));
     let mut documents = Documents::default();
     documents.update_config(
       &Default::default(),