Minimize visibility

crates/ra_lsp_server/src/cargo_target_spec.rs

@@ -63,7 +63,7 @@ impl CargoTargetSpec {
             None => return Ok(None),
         };
         let file_id = world.analysis().crate_root(crate_id)?;
-        let path = world.vfs.read().file2path(ra_vfs::VfsFile(file_id.0));
+        let path = world.file_id_to_path(file_id);
         let res = world.workspaces.iter().find_map(|ws| match ws {
             ProjectWorkspace::Cargo { cargo, .. } => {
                 let tgt = cargo.target_by_root(&path)?;

crates/ra_lsp_server/src/main_loop/handlers.rs

@@ -681,10 +681,12 @@ pub fn handle_code_action(
             continue;
         }
 
-        let edits = vec![TextEdit::new(fix.location.range, fix.replacement.clone())];
-        let mut edit_map = std::collections::HashMap::new();
-        edit_map.insert(fix.location.uri.clone(), edits);
-        let edit = WorkspaceEdit::new(edit_map);
+        let edit = {
+            let edits = vec![TextEdit::new(fix.location.range, fix.replacement.clone())];
+            let mut edit_map = std::collections::HashMap::new();
+            edit_map.insert(fix.location.uri.clone(), edits);
+            WorkspaceEdit::new(edit_map)
+        };
 
         let action = CodeAction {
             title: fix.title.clone(),

crates/ra_lsp_server/src/world.rs

@@ -62,9 +62,9 @@ pub struct WorldSnapshot {
     pub options: Options,
     pub workspaces: Arc<Vec<ProjectWorkspace>>,
     pub analysis: Analysis,
-    pub vfs: Arc<RwLock<Vfs>>,
     pub latest_requests: Arc<RwLock<LatestRequests>>,
     pub check_watcher: Arc<RwLock<CheckState>>,
+    vfs: Arc<RwLock<Vfs>>,
 }
 
 impl WorldState {
@@ -265,6 +265,10 @@ impl WorldSnapshot {
         Ok(url)
     }
 
+    pub fn file_id_to_path(&self, id: FileId) -> PathBuf {
+        self.vfs.read().file2path(VfsFile(id.0))
+    }
+
     pub fn file_line_endings(&self, id: FileId) -> LineEndings {
         self.vfs.read().file_line_endings(VfsFile(id.0))
     }