Add beginnings of type infrastructure

1 files changed, 7 insertions, 7 deletions

diff --git a/crates/ra_syntax/src/grammar.ron b/crates/ra_syntax/src/grammar.ron
index eed67637e..c43db51b6 100644
--- a/crates/ra_syntax/src/grammar.ron
+++ b/crates/ra_syntax/src/grammar.ron
@@ -346,7 +346,7 @@ Grammar(
 
         "TupleExpr": (),
         "ArrayExpr": (),
-        "ParenExpr": (),
+        "ParenExpr": (options: ["Expr"]),
         "PathExpr": (options: ["Path"]),
         "LambdaExpr": (
             options: [
@@ -377,7 +377,7 @@ Grammar(
         "BlockExpr": (
             options: [ "Block" ]
         ),
-        "ReturnExpr": (),
+        "ReturnExpr": (options: ["Expr"]),
         "MatchExpr": (
             options: [ "Expr", "MatchArmList" ],
         ),
@@ -405,10 +405,10 @@ Grammar(
         ),
         "IndexExpr": (),
         "FieldExpr": (),
-        "TryExpr": (),
-        "CastExpr": (),
-        "RefExpr": (),
-        "PrefixExpr": (),
+        "TryExpr": (options: ["Expr"]),
+        "CastExpr": (options: ["Expr", "TypeRef"]),
+        "RefExpr": (options: ["Expr"]),
+        "PrefixExpr": (options: ["Expr"]),
         "RangeExpr": (),
         "BinExpr": (),
         "String": (),
@@ -521,7 +521,7 @@ Grammar(
         ),
         "SelfParam": (),
         "Param": (
-            options: [ "Pat" ],
+            options: [ "Pat", "TypeRef" ],
         ),
         "UseItem": (
             options: [ "UseTree" ]