fmt

Author: chenyukang

compiler/rustc_parse/src/parser/expr.rs

@@ -1181,12 +1181,9 @@ impl<'a> Parser<'a> {
                         let close_paren = self.prev_token.span;
                         let span = lo.to(close_paren);
                         // filter shorthand fields
-                        let fields: Vec<_> = fields
-                            .into_iter()
-                            .filter_map(
-                                |field| if !field.is_shorthand { Some(field) } else { None },
-                            )
-                            .collect();
+                        let fields: Vec<_> =
+                            fields.into_iter().filter(|field| !field.is_shorthand).collect();
+
                         if !fields.is_empty() &&
                             // `token.kind` should not be compared here.
                             // This is because the `snapshot.token.kind` is treated as the same as

tests/ui/parser/issues/issue-111416.rs

@@ -1,4 +1,3 @@
-
 fn main() {
     let my = monad_bind(mx, T: Try); //~ ERROR invalid `struct` delimiters or `fn` call arguments
 }

tests/ui/parser/issues/issue-111416.stderr

@@ -1,5 +1,5 @@
 error: invalid `struct` delimiters or `fn` call arguments
-  --> $DIR/issue-111416.rs:3:14
+  --> $DIR/issue-111416.rs:2:14
    |
 LL |     let my = monad_bind(mx, T: Try);
    |              ^^^^^^^^^^^^^^^^^^^^^^