3 files changed, 21 insertions, 3 deletions

diff --git a/crates/ra_syntax/src/ast/extensions.rs b/crates/ra_syntax/src/ast/extensions.rs
index d4873b39a..2a59cf653 100644
--- a/crates/ra_syntax/src/ast/extensions.rs
+++ b/crates/ra_syntax/src/ast/extensions.rs
@@ -91,6 +91,7 @@ impl ast::Attr {
 #[derive(Debug, Clone, PartialEq, Eq)]
 pub enum PathSegmentKind {
     Name(ast::NameRef),
+    Type { type_ref: Option<ast::TypeRef>, trait_ref: Option<ast::PathType> },
     SelfKw,
     SuperKw,
     CrateKw,
@@ -112,6 +113,15 @@ impl ast::PathSegment {
                 T![self] => PathSegmentKind::SelfKw,
                 T![super] => PathSegmentKind::SuperKw,
                 T![crate] => PathSegmentKind::CrateKw,
+                T![<] => {
+                    // <T> or <T as Trait>
+                    // T is any TypeRef, Trait has to be a PathType
+                    let mut type_refs =
+                        self.syntax().children().filter(|node| ast::TypeRef::can_cast(node.kind()));
+                    let type_ref = type_refs.next().and_then(ast::TypeRef::cast);
+                    let trait_ref = type_refs.next().and_then(ast::PathType::cast);
+                    PathSegmentKind::Type { type_ref, trait_ref }
+                }
                 _ => return None,
             }
         };
diff --git a/crates/ra_syntax/src/ast/generated.rs b/crates/ra_syntax/src/ast/generated.rs
index da8cf4ae8..f322e1d84 100644
--- a/crates/ra_syntax/src/ast/generated.rs
+++ b/crates/ra_syntax/src/ast/generated.rs
@@ -2013,6 +2013,7 @@ impl AstNode for Param {
 
 
 impl ast::TypeAscriptionOwner for Param {}
+impl ast::AttrsOwner for Param {}
 impl Param {
     pub fn pat(&self) -> Option<Pat> {
         super::child_opt(self)
@@ -2667,6 +2668,7 @@ impl AstNode for SelfParam {
 
 
 impl ast::TypeAscriptionOwner for SelfParam {}
+impl ast::AttrsOwner for SelfParam {}
 impl SelfParam {}
 
 // SlicePat
diff --git a/crates/ra_syntax/src/ast/traits.rs b/crates/ra_syntax/src/ast/traits.rs
index 6ed1b5213..1b9a2b20c 100644
--- a/crates/ra_syntax/src/ast/traits.rs
+++ b/crates/ra_syntax/src/ast/traits.rs
@@ -115,8 +115,8 @@ pub trait DocCommentsOwner: AstNode {
     }
 
     /// Returns the textual content of a doc comment block as a single string.
-    /// That is, strips leading `///` (+ optional 1 character of whitespace)
-    /// and joins lines.
+    /// That is, strips leading `///` (+ optional 1 character of whitespace),
+    /// trailing `*/`, trailing whitespace and then joins the lines.
     fn doc_comment_text(&self) -> Option<String> {
         let mut has_comments = false;
         let docs = self
@@ -136,7 +136,13 @@ pub trait DocCommentsOwner: AstNode {
                         prefix_len
                     };
 
-                line[pos..].to_owned()
+                let end = if comment.kind().shape.is_block() && line.ends_with("*/") {
+                    line.len() - 2
+                } else {
+                    line.len()
+                };
+
+                line[pos..end].trim_end().to_owned()
             })
             .join("\n");