From 9a9c0e1105a57ccb231c64e1ebd2a200b4426b64 Mon Sep 17 00:00:00 2001
From: kjeremy <kjeremy@gmail.com>
Date: Wed, 22 Jul 2020 12:18:48 -0400
Subject: Use symbol tags

---
 crates/rust-analyzer/Cargo.toml      |  2 +-
 crates/rust-analyzer/src/handlers.rs | 18 +++++++++++++++++-
 2 files changed, 18 insertions(+), 2 deletions(-)

(limited to 'crates')

diff --git a/crates/rust-analyzer/Cargo.toml b/crates/rust-analyzer/Cargo.toml
index 023c104d1..758aa1c5d 100644
--- a/crates/rust-analyzer/Cargo.toml
+++ b/crates/rust-analyzer/Cargo.toml
@@ -20,7 +20,7 @@ env_logger = { version = "0.7.1", default-features = false }
 itertools = "0.9.0"
 jod-thread = "0.1.0"
 log = "0.4.8"
-lsp-types = { version = "0.77.0", features = ["proposed"] }
+lsp-types = { version = "0.78.0", features = ["proposed"] }
 parking_lot = "0.11.0"
 pico-args = "0.3.1"
 rand = { version = "0.7.3", features = ["small_rng"] }
diff --git a/crates/rust-analyzer/src/handlers.rs b/crates/rust-analyzer/src/handlers.rs
index d880570d2..2589002e7 100644
--- a/crates/rust-analyzer/src/handlers.rs
+++ b/crates/rust-analyzer/src/handlers.rs
@@ -2,6 +2,8 @@
 //! Protocol. The majority of requests are fulfilled by calling into the
 //! `ra_ide` crate.
 
+#![allow(deprecated)]
+
 use std::{
     io::Write as _,
     process::{self, Stdio},
@@ -15,7 +17,7 @@ use lsp_types::{
     DocumentHighlight, DocumentSymbol, FoldingRange, FoldingRangeParams, HoverContents, Location,
     Position, PrepareRenameResponse, Range, RenameParams, SemanticTokensParams,
     SemanticTokensRangeParams, SemanticTokensRangeResult, SemanticTokensResult, SymbolInformation,
-    TextDocumentIdentifier, Url, WorkspaceEdit,
+    SymbolTag, TextDocumentIdentifier, Url, WorkspaceEdit,
 };
 use ra_ide::{
     FileId, FilePosition, FileRange, HoverAction, HoverGotoTypeData, NavigationTarget, Query,
@@ -253,10 +255,16 @@ pub(crate) fn handle_document_symbol(
     let mut parents: Vec<(DocumentSymbol, Option<usize>)> = Vec::new();
 
     for symbol in snap.analysis.file_structure(file_id)? {
+        let mut tags = Vec::new();
+        if symbol.deprecated {
+            tags.push(SymbolTag::Deprecated)
+        };
+
         let doc_symbol = DocumentSymbol {
             name: symbol.label,
             detail: symbol.detail,
             kind: to_proto::symbol_kind(symbol.kind),
+            tags: Some(tags),
             deprecated: Some(symbol.deprecated),
             range: to_proto::range(&line_index, symbol.node_range),
             selection_range: to_proto::range(&line_index, symbol.navigation_range),
@@ -296,9 +304,16 @@ pub(crate) fn handle_document_symbol(
         url: &Url,
         res: &mut Vec<SymbolInformation>,
     ) {
+        let mut tags = Vec::new();
+        match symbol.deprecated {
+            Some(true) => tags.push(SymbolTag::Deprecated),
+            _ => {}
+        }
+
         res.push(SymbolInformation {
             name: symbol.name.clone(),
             kind: symbol.kind,
+            tags: Some(tags),
             deprecated: symbol.deprecated,
             location: Location::new(url.clone(), symbol.range),
             container_name,
@@ -345,6 +360,7 @@ pub(crate) fn handle_workspace_symbol(
             let info = SymbolInformation {
                 name: nav.name.to_string(),
                 kind: to_proto::symbol_kind(nav.kind),
+                tags: None,
                 location: to_proto::location_from_nav(snap, nav)?,
                 container_name,
                 deprecated: None,
-- 
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