Accepting review suggestions

crates/rust-analyzer/src/handlers.rs

@@ -58,23 +58,20 @@ pub(crate) fn fetch_dependency_list(
         .into_iter()
         .filter_map(|it| {
             let root_file_path = state.file_id_to_file_path(it.root_file_id);
-            crate_path(it.name.as_ref(), root_file_path).map(|path| CrateInfoResult {
+            crate_path(root_file_path).and_then(to_url).map(|path| CrateInfoResult {
                 name: it.name,
                 version: it.version,
-                path: path.to_string(),
+                path,
             })
         })
         .collect();
     Ok(FetchDependencyListResult { crates: crate_infos })
 }
 
-/// Searches for the directory of a Rust crate with a given name in the directory tree
-/// of the root file of that crate.
+/// Searches for the directory of a Rust crate given this crate's root file path.
 ///
 /// # Arguments
 ///
-/// * `crate_name`: The name of the crate to search for. This should be a `Some` value if
-///   a crate name has been specified, or `None` if no crate name has been specified.
 /// * `root_file_path`: The path to the root file of the crate.
 ///
 /// # Returns
@@ -82,19 +79,21 @@ pub(crate) fn fetch_dependency_list(
 /// An `Option` value representing the path to the directory of the crate with the given
 /// name, if such a crate is found. If no crate with the given name is found, this function
 /// returns `None`.
-fn crate_path(crate_name: Option<&String>, root_file_path: VfsPath) -> Option<VfsPath> {
-    crate_name.and_then(|crate_name| {
-        let mut root_path = root_file_path;
-        while let Some(path) = root_path.parent() {
-            if let Some((name, _)) = path.name_and_extension() {
-                if name.starts_with(crate_name.as_str()) {
-                    return Some(path);
-                }
-            } else {
-                break;
-            }
-            root_path = path;
+fn crate_path(root_file_path: VfsPath) -> Option<VfsPath> {
+    let mut current_dir = root_file_path.parent();
+    while let Some(path) = current_dir {
+        let cargo_toml_path = path.join("../Cargo.toml")?;
+        if fs::metadata(cargo_toml_path.as_path()?).is_ok() {
+            let crate_path = cargo_toml_path.parent()?;
+            return Some(crate_path);
         }
-        None
-    })
+        current_dir = path.parent();
+    }
+    None
+}
+
+fn to_url(path: VfsPath) -> Option<Url> {
+    let path = path.as_path()?;
+    let str_path = path.as_os_str().to_str()?;
+    Url::from_file_path(str_path).ok()
 }

crates/rust-analyzer/src/lsp_ext.rs

@@ -4,11 +4,11 @@
 
 use ide_db::line_index::WideEncoding;
 use lsp_types::request::Request;
-use lsp_types::PositionEncodingKind;
 use lsp_types::{
     notification::Notification, CodeActionKind, DocumentOnTypeFormattingParams,
     PartialResultParams, Position, Range, TextDocumentIdentifier, WorkDoneProgressParams,
 };
+use lsp_types::{PositionEncodingKind, Url};
 use serde::{Deserialize, Serialize};
 
 use crate::line_index::PositionEncoding;
@@ -32,7 +32,7 @@ pub struct AnalyzerStatusParams {
 pub struct CrateInfoResult {
     pub name: Option<String>,
     pub version: Option<String>,
-    pub path: String,
+    pub path: Url,
 }
 pub enum FetchDependencyList {}
 

editors/code/src/commands.ts

@@ -276,6 +276,9 @@ export function openCargoToml(ctx: CtxInit): Cmd {
 
 export function revealDependency(ctx: CtxInit): Cmd {
     return async (editor: RustEditor) => {
+        if (!ctx.dependencies?.isInitialized()) {
+            return;
+        }
         const documentPath = editor.document.uri.fsPath;
         const dep = ctx.dependencies?.getDependency(documentPath);
         if (dep) {

editors/code/src/dependencies_provider.ts

@@ -32,6 +32,10 @@ export class RustDependenciesProvider
         return filePath.toLowerCase() in this.dependenciesMap;
     }
 
+    isInitialized(): boolean {
+        return Object.keys(this.dependenciesMap).length !== 0;
+    }
+
     refresh(): void {
         this.dependenciesMap = {};
         this._onDidChangeTreeData.fire();
@@ -89,7 +93,12 @@ export class RustDependenciesProvider
     }
 
     private toDep(moduleName: string, version: string, path: string): Dependency {
-        return new Dependency(moduleName, version, path, vscode.TreeItemCollapsibleState.Collapsed);
+        return new Dependency(
+            moduleName,
+            version,
+            vscode.Uri.parse(path).fsPath,
+            vscode.TreeItemCollapsibleState.Collapsed
+        );
     }
 }
 
@@ -101,9 +110,9 @@ export class Dependency extends vscode.TreeItem {
         public readonly collapsibleState: vscode.TreeItemCollapsibleState
     ) {
         super(label, collapsibleState);
-        this.id = this.dependencyPath.toLowerCase();
-        this.description = this.version;
         this.resourceUri = vscode.Uri.file(dependencyPath);
+        this.id = this.resourceUri.fsPath.toLowerCase();
+        this.description = this.version;
         if (this.version) {
             this.tooltip = `${this.label}-${this.version}`;
         } else {
@@ -120,13 +129,13 @@ export class DependencyFile extends vscode.TreeItem {
         public readonly collapsibleState: vscode.TreeItemCollapsibleState
     ) {
         super(vscode.Uri.file(dependencyPath), collapsibleState);
-        this.id = this.dependencyPath.toLowerCase();
-        const isDir = fs.lstatSync(this.dependencyPath).isDirectory();
+        this.id = this.resourceUri!.fsPath.toLowerCase();
+        const isDir = fs.lstatSync(this.resourceUri!.fsPath).isDirectory();
         if (!isDir) {
             this.command = {
                 command: "vscode.open",
                 title: "Open File",
-                arguments: [vscode.Uri.file(this.dependencyPath)],
+                arguments: [this.resourceUri],
             };
         }
     }

editors/code/src/lsp_ext.ts

@@ -2,6 +2,7 @@
  * This file mirrors `crates/rust-analyzer/src/lsp_ext.rs` declarations.
  */
 
+import { Uri } from "vscode";
 import * as lc from "vscode-languageclient";
 
 // rust-analyzer overrides