better error recovery for use trees

crates/ra_parser/src/grammar/items.rs

@@ -31,7 +31,7 @@ pub(super) enum ItemFlavor {
 
 pub(super) const ITEM_RECOVERY_SET: TokenSet = token_set![
     FN_KW, STRUCT_KW, ENUM_KW, IMPL_KW, TRAIT_KW, CONST_KW, STATIC_KW, LET_KW, MOD_KW, PUB_KW,
-    CRATE_KW
+    CRATE_KW, USE_KW
 ];
 
 pub(super) fn item_or_macro(p: &mut Parser, stop_on_r_curly: bool, flavor: ItemFlavor) {

crates/ra_parser/src/grammar/items/use_item.rs

@@ -101,7 +101,10 @@ fn use_tree(p: &mut Parser) {
         }
         _ => {
             m.abandon(p);
-            p.err_and_bump("expected one of `*`, `::`, `{`, `self`, `super` or an indentifier");
+            p.err_recover(
+                "expected one of `*`, `::`, `{`, `self`, `super` or an identifier",
+                ITEM_RECOVERY_SET,
+            );
             return;
         }
     }