From d6dc75f9f22b73faf8c526be69ca43e52d6db1bf Mon Sep 17 00:00:00 2001
From: Florian Diebold <flodiebold@gmail.com>
Date: Tue, 7 May 2019 18:53:16 +0200
Subject: Handle auto traits & negative impls

We don't pass field types to Chalk yet though, so the auto trait inference won't
be correct.
---
 crates/ra_syntax/src/ast/extensions.rs | 10 ++++++++++
 1 file changed, 10 insertions(+)

(limited to 'crates/ra_syntax')

diff --git a/crates/ra_syntax/src/ast/extensions.rs b/crates/ra_syntax/src/ast/extensions.rs
index 9cbd2c6b8..f3466c585 100644
--- a/crates/ra_syntax/src/ast/extensions.rs
+++ b/crates/ra_syntax/src/ast/extensions.rs
@@ -170,6 +170,10 @@ impl ast::ImplBlock {
         let second = types.next();
         (first, second)
     }
+
+    pub fn is_negative(&self) -> bool {
+        self.syntax().children_with_tokens().any(|t| t.kind() == EXCL)
+    }
 }
 
 #[derive(Debug, Clone, PartialEq, Eq)]
@@ -348,3 +352,9 @@ impl ast::WherePred {
             .find(|it| it.kind() == LIFETIME)
     }
 }
+
+impl ast::TraitDef {
+    pub fn is_auto(&self) -> bool {
+        self.syntax().children_with_tokens().any(|t| t.kind() == AUTO_KW)
+    }
+}
-- 
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