// _ => [<else_opt>|()]
{
- let wildcard_arm: Option<&Expr> = else_opt.as_ref().map(|p| &**p);
- let wildcard_pattern = self.pat_wild(e.span);
- let body =
- if let Some(else_expr) = wildcard_arm {
- P(self.lower_expr(else_expr))
- } else {
- self.expr_tuple(e.span, hir_vec![])
- };
- arms.push(self.arm(hir_vec![wildcard_pattern], body));
+ let wildcard_arm: Option<&Expr> = else_opt.as_ref().map(|p| &**p);
+ let wildcard_pattern = self.pat_wild(e.span);
+ let body = if let Some(else_expr) = wildcard_arm {
+ P(self.lower_expr(else_expr))
+ } else {
+ self.expr_tuple(e.span, hir_vec![])
+ };
+ arms.push(self.arm(hir_vec![wildcard_pattern], body));
}
let contains_else_clause = else_opt.is_some();
+// Copyright 2017 The Rust Project Developers. See the COPYRIGHT
+// file at the top-level directory of this distribution and at
+// http://rust-lang.org/COPYRIGHT.
+//
+// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
+// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
+// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
+// option. This file may not be copied, modified, or distributed
+// except according to those terms.
+
struct Foo;
impl Foo {