Merge #4593

4593: Document some rust-analyzer specific protocol extensions r=matklad a=matklad



bors r+
🤖

Co-authored-by: Aleksey Kladov <aleksey.kladov@gmail.com>

crates/rust-analyzer/src/lsp_ext.rs

@@ -38,13 +38,6 @@ pub struct SyntaxTreeParams {
     pub range: Option<Range>,
 }
 
-#[derive(Deserialize, Serialize, Debug)]
-#[serde(rename_all = "camelCase")]
-pub struct ExpandedMacro {
-    pub name: String,
-    pub expansion: String,
-}
-
 pub enum ExpandMacro {}
 
 impl Request for ExpandMacro {
@@ -60,19 +53,26 @@ pub struct ExpandMacroParams {
     pub position: Option<Position>,
 }
 
-pub enum FindMatchingBrace {}
+#[derive(Deserialize, Serialize, Debug)]
+#[serde(rename_all = "camelCase")]
+pub struct ExpandedMacro {
+    pub name: String,
+    pub expansion: String,
+}
 
-impl Request for FindMatchingBrace {
-    type Params = FindMatchingBraceParams;
+pub enum MatchingBrace {}
+
+impl Request for MatchingBrace {
+    type Params = MatchingBraceParams;
     type Result = Vec<Position>;
-    const METHOD: &'static str = "rust-analyzer/findMatchingBrace";
+    const METHOD: &'static str = "experimental/matchingBrace";
 }
 
 #[derive(Deserialize, Serialize, Debug)]
 #[serde(rename_all = "camelCase")]
-pub struct FindMatchingBraceParams {
+pub struct MatchingBraceParams {
     pub text_document: TextDocumentIdentifier,
-    pub offsets: Vec<Position>,
+    pub positions: Vec<Position>,
 }
 
 pub enum ParentModule {}

crates/rust-analyzer/src/main_loop.rs

@@ -509,9 +509,7 @@ fn on_request(
         .on_sync::<lsp_types::request::SelectionRangeRequest>(|s, p| {
             handlers::handle_selection_range(s.snapshot(), p)
         })?
-        .on_sync::<lsp_ext::FindMatchingBrace>(|s, p| {
-            handlers::handle_find_matching_brace(s.snapshot(), p)
-        })?
+        .on_sync::<lsp_ext::MatchingBrace>(|s, p| handlers::handle_matching_brace(s.snapshot(), p))?
         .on::<lsp_ext::AnalyzerStatus>(handlers::handle_analyzer_status)?
         .on::<lsp_ext::SyntaxTree>(handlers::handle_syntax_tree)?
         .on::<lsp_ext::ExpandMacro>(handlers::handle_expand_macro)?

crates/rust-analyzer/src/main_loop/handlers.rs

@@ -126,15 +126,15 @@ pub fn handle_selection_range(
     Ok(Some(res?))
 }
 
-pub fn handle_find_matching_brace(
+pub fn handle_matching_brace(
     world: WorldSnapshot,
-    params: lsp_ext::FindMatchingBraceParams,
+    params: lsp_ext::MatchingBraceParams,
 ) -> Result<Vec<Position>> {
-    let _p = profile("handle_find_matching_brace");
+    let _p = profile("handle_matching_brace");
     let file_id = from_proto::file_id(&world, &params.text_document.uri)?;
     let line_index = world.analysis().file_line_index(file_id)?;
     let res = params
-        .offsets
+        .positions
         .into_iter()
         .map(|position| {
             let offset = from_proto::offset(&line_index, position);