From 8ccd26adf396b49c7ba9e3abe0a92869b1a4c728 Mon Sep 17 00:00:00 2001
From: "Jeremy A. Kolb" <jkolb@ara.com>
Date: Mon, 5 Nov 2018 16:37:27 -0500
Subject: Show documentation for hover requests

---
 crates/ra_analysis/src/imp.rs | 10 ++++++++++
 crates/ra_analysis/src/lib.rs |  7 +++++++
 2 files changed, 17 insertions(+)

(limited to 'crates/ra_analysis/src')

diff --git a/crates/ra_analysis/src/imp.rs b/crates/ra_analysis/src/imp.rs
index 819827b95..166f1484f 100644
--- a/crates/ra_analysis/src/imp.rs
+++ b/crates/ra_analysis/src/imp.rs
@@ -364,6 +364,16 @@ impl AnalysisImpl {
         ret
     }
 
+    pub fn doc_comment_for(
+        &self,
+        file_id: FileId,
+        symbol: FileSymbol,
+    ) -> Cancelable<Option<String>> {
+        let file = self.db.file_syntax(file_id);
+
+        Ok(symbol.docs(&file))
+    }
+
     pub fn diagnostics(&self, file_id: FileId) -> Cancelable<Vec<Diagnostic>> {
         let module_tree = self.module_tree(file_id)?;
         let syntax = self.db.file_syntax(file_id);
diff --git a/crates/ra_analysis/src/lib.rs b/crates/ra_analysis/src/lib.rs
index 0ea9ebee7..db4e1ba86 100644
--- a/crates/ra_analysis/src/lib.rs
+++ b/crates/ra_analysis/src/lib.rs
@@ -258,6 +258,13 @@ impl Analysis {
     pub fn find_all_refs(&self, position: FilePosition) -> Cancelable<Vec<(FileId, TextRange)>> {
         Ok(self.imp.find_all_refs(position))
     }
+    pub fn doc_comment_for(
+        &self,
+        file_id: FileId,
+        symbol: FileSymbol
+    ) -> Cancelable<Option<String>> {
+        self.imp.doc_comment_for(file_id, symbol)
+    }
     pub fn parent_module(&self, position: FilePosition) -> Cancelable<Vec<(FileId, FileSymbol)>> {
         self.imp.parent_module(position)
     }
-- 
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