From 7962ccb216e993b52f67986f7944fba5fc38482c Mon Sep 17 00:00:00 2001
From: Mazdak Farrokhzad <twingoow@gmail.com>
Date: Wed, 22 Jan 2020 01:38:05 +0100
Subject: [PATCH] pprust: use as_deref

---
 src/libsyntax/print/pprust.rs | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/libsyntax/print/pprust.rs b/src/libsyntax/print/pprust.rs
index bc67980c454..6b21224b9b6 100644
--- a/src/libsyntax/print/pprust.rs
+++ b/src/libsyntax/print/pprust.rs
@@ -1643,7 +1643,7 @@ fn print_else(&mut self, els: Option<&ast::Expr>) {
                     self.print_expr_as_cond(i);
                     self.s.space();
                     self.print_block(then);
-                    self.print_else(e.as_ref().map(|e| &**e))
+                    self.print_else(e.as_deref())
                 }
                 // Final `else` block.
                 ast::ExprKind::Block(ref b, _) => {
@@ -1947,7 +1947,7 @@ fn print_expr_outer_attr_style(&mut self, expr: &ast::Expr, is_inline: bool) {
                 self.print_let(pat, scrutinee);
             }
             ast::ExprKind::If(ref test, ref blk, ref elseopt) => {
-                self.print_if(test, blk, elseopt.as_ref().map(|e| &**e));
+                self.print_if(test, blk, elseopt.as_deref())
             }
             ast::ExprKind::While(ref test, ref blk, opt_label) => {
                 if let Some(label) = opt_label {