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-rw-r--r--crates/ra_lsp_server/src/caps.rs2
-rw-r--r--crates/ra_lsp_server/src/main_loop.rs1
-rw-r--r--crates/ra_lsp_server/src/main_loop/handlers.rs27
3 files changed, 26 insertions, 4 deletions
diff --git a/crates/ra_lsp_server/src/caps.rs b/crates/ra_lsp_server/src/caps.rs
index 8d508a3ba..a74f9f27b 100644
--- a/crates/ra_lsp_server/src/caps.rs
+++ b/crates/ra_lsp_server/src/caps.rs
@@ -28,7 +28,7 @@ pub fn server_capabilities() -> ServerCapabilities {
28 type_definition_provider: None, 28 type_definition_provider: None,
29 implementation_provider: None, 29 implementation_provider: None,
30 references_provider: Some(true), 30 references_provider: Some(true),
31 document_highlight_provider: None, 31 document_highlight_provider: Some(true),
32 document_symbol_provider: Some(true), 32 document_symbol_provider: Some(true),
33 workspace_symbol_provider: Some(true), 33 workspace_symbol_provider: Some(true),
34 code_action_provider: Some(CodeActionProviderCapability::Simple(true)), 34 code_action_provider: Some(CodeActionProviderCapability::Simple(true)),
diff --git a/crates/ra_lsp_server/src/main_loop.rs b/crates/ra_lsp_server/src/main_loop.rs
index 3ebae4ecd..46b48830d 100644
--- a/crates/ra_lsp_server/src/main_loop.rs
+++ b/crates/ra_lsp_server/src/main_loop.rs
@@ -300,6 +300,7 @@ fn on_request(
300 .on::<req::Rename>(handlers::handle_rename)? 300 .on::<req::Rename>(handlers::handle_rename)?
301 .on::<req::References>(handlers::handle_references)? 301 .on::<req::References>(handlers::handle_references)?
302 .on::<req::Formatting>(handlers::handle_formatting)? 302 .on::<req::Formatting>(handlers::handle_formatting)?
303 .on::<req::DocumentHighlightRequest>(handlers::handle_document_highlight)?
303 .finish(); 304 .finish();
304 match req { 305 match req {
305 Ok(id) => { 306 Ok(id) => {
diff --git a/crates/ra_lsp_server/src/main_loop/handlers.rs b/crates/ra_lsp_server/src/main_loop/handlers.rs
index a2c12a4c1..60441e8ea 100644
--- a/crates/ra_lsp_server/src/main_loop/handlers.rs
+++ b/crates/ra_lsp_server/src/main_loop/handlers.rs
@@ -6,9 +6,8 @@ use languageserver_types::{
6 DiagnosticSeverity, DocumentSymbol, Documentation, FoldingRange, FoldingRangeKind, 6 DiagnosticSeverity, DocumentSymbol, Documentation, FoldingRange, FoldingRangeKind,
7 FoldingRangeParams, Location, MarkupContent, MarkupKind, MarkedString, Position, 7 FoldingRangeParams, Location, MarkupContent, MarkupKind, MarkedString, Position,
8 PrepareRenameResponse, RenameParams, SymbolInformation, TextDocumentIdentifier, TextEdit, 8 PrepareRenameResponse, RenameParams, SymbolInformation, TextDocumentIdentifier, TextEdit,
9 Range, 9 Range, WorkspaceEdit, ParameterInformation, ParameterLabel, SignatureInformation, Hover,
10 WorkspaceEdit, ParameterInformation, ParameterLabel, SignatureInformation, Hover, HoverContents, 10 HoverContents, DocumentFormattingParams, DocumentHighlight,
11 DocumentFormattingParams,
12}; 11};
13use ra_analysis::{FileId, FoldKind, Query, RunnableKind, FileRange, FilePosition, Severity}; 12use ra_analysis::{FileId, FoldKind, Query, RunnableKind, FileRange, FilePosition, Severity};
14use ra_syntax::{TextUnit, text_utils::intersect}; 13use ra_syntax::{TextUnit, text_utils::intersect};
@@ -673,6 +672,28 @@ pub fn handle_code_action(
673 Ok(Some(CodeActionResponse::Commands(res))) 672 Ok(Some(CodeActionResponse::Commands(res)))
674} 673}
675 674
675pub fn handle_document_highlight(
676 world: ServerWorld,
677 params: req::TextDocumentPositionParams,
678) -> Result<Option<Vec<DocumentHighlight>>> {
679 let file_id = params.text_document.try_conv_with(&world)?;
680 let line_index = world.analysis().file_line_index(file_id);
681 let offset = params.position.conv_with(&line_index);
682
683 let refs = world
684 .analysis()
685 .find_all_refs(FilePosition { file_id, offset })?;
686
687 Ok(Some(
688 refs.into_iter()
689 .map(|r| DocumentHighlight {
690 range: r.1.conv_with(&line_index),
691 kind: None,
692 })
693 .collect(),
694 ))
695}
696
676pub fn publish_diagnostics( 697pub fn publish_diagnostics(
677 world: &ServerWorld, 698 world: &ServerWorld,
678 file_id: FileId, 699 file_id: FileId,