Add classify_literal and undo expose next_token

2019-04-05 18:45:19 +08:00
parent 1ab78d6056
commit 1ea0238e53
5 changed files with 15 additions and 8 deletions
--- a/crates/ra_mbe/src/lib.rs
+++ b/crates/ra_mbe/src/lib.rs
@@ -343,16 +343,14 @@ SOURCE_FILE@[0; 40)
            if let tt::TokenTree::Subtree(subtree) = tt {
                return &subtree;
            }
-            assert!(false, "It is not a subtree");
-            unreachable!();
+            unreachable!("It is not a subtree");
        }

        fn to_literal(tt: &tt::TokenTree) -> &tt::Literal {
            if let tt::TokenTree::Leaf(tt::Leaf::Literal(lit)) = tt {
                return lit;
            }
-            assert!(false, "It is not a literal");
-            unreachable!();
+            unreachable!("It is not a literal");
        }

        let rules = create_rules(