Add a better text for hover and stop duplicating work done in approximatelly_resolve_symbol

1 files changed, 11 insertions, 0 deletions

diff --git a/crates/ra_analysis/src/imp.rs b/crates/ra_analysis/src/imp.rs
index e9af98474..07357fc84 100644
--- a/crates/ra_analysis/src/imp.rs
+++ b/crates/ra_analysis/src/imp.rs
@@ -323,6 +323,17 @@ impl AnalysisImpl {
 
         Ok(symbol.docs(&file))
     }
+    pub fn doc_text_for(&self, file_id: FileId, symbol: FileSymbol) -> Cancelable<Option<String>> {
+        let file = self.db.source_file(file_id);
+        let result = match (symbol.description(&file), symbol.docs(&file)) {
+            (Some(desc), Some(docs)) => Some("```rust\n".to_string() + &*desc + "\n```\n\n" + &*docs),
+            (Some(desc), None) => Some("```rust\n".to_string() + &*desc + "\n```"),
+            (None, Some(docs)) => Some(docs),
+            _ => None,
+        };
+
+        Ok(result)
+    }
 
     pub fn diagnostics(&self, file_id: FileId) -> Cancelable<Vec<Diagnostic>> {
         let syntax = self.db.source_file(file_id);