From 6646d49f238bb92d55fcb4900830f19faa2994a5 Mon Sep 17 00:00:00 2001
From: Edwin Cheng <edwin0cheng@gmail.com>
Date: Sat, 13 Apr 2019 18:38:31 +0800
Subject: Fix bug and add expr , pat , ty matcher

---
 crates/ra_mbe/src/mbe_expander.rs | 13 +++++++++++++
 1 file changed, 13 insertions(+)

(limited to 'crates/ra_mbe/src/mbe_expander.rs')

diff --git a/crates/ra_mbe/src/mbe_expander.rs b/crates/ra_mbe/src/mbe_expander.rs
index ce41d7225..7a259f338 100644
--- a/crates/ra_mbe/src/mbe_expander.rs
+++ b/crates/ra_mbe/src/mbe_expander.rs
@@ -144,6 +144,19 @@ fn match_lhs(pattern: &crate::Subtree, input: &mut TtCursor) -> Result<Bindings,
                                 input.eat_path().ok_or(ExpandError::UnexpectedToken)?.clone();
                             res.inner.insert(text.clone(), Binding::Simple(path.into()));
                         }
+                        "expr" => {
+                            let expr =
+                                input.eat_expr().ok_or(ExpandError::UnexpectedToken)?.clone();
+                            res.inner.insert(text.clone(), Binding::Simple(expr.into()));
+                        }
+                        "ty" => {
+                            let ty = input.eat_ty().ok_or(ExpandError::UnexpectedToken)?.clone();
+                            res.inner.insert(text.clone(), Binding::Simple(ty.into()));
+                        }
+                        "pat" => {
+                            let pat = input.eat_pat().ok_or(ExpandError::UnexpectedToken)?.clone();
+                            res.inner.insert(text.clone(), Binding::Simple(pat.into()));
+                        }
                         _ => return Err(ExpandError::UnexpectedToken),
                     }
                 }
-- 
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