From f5d2151d35942b957230c3081a928af3619d9400 Mon Sep 17 00:00:00 2001
From: Nadrieril
Date: Sun, 31 Mar 2019 18:47:34 +0200
Subject: Make SubExpr a newtype

---
 dhall_core/src/printer.rs | 6 ++++++
 1 file changed, 6 insertions(+)

(limited to 'dhall_core/src/printer.rs')

diff --git a/dhall_core/src/printer.rs b/dhall_core/src/printer.rs
index 1d1b063..b153d1b 100644
--- a/dhall_core/src/printer.rs
+++ b/dhall_core/src/printer.rs
@@ -8,6 +8,12 @@ impl<S, A: Display> Display for Expr<S, A> {
     }
 }
 
+impl<S, A: Display> Display for SubExpr<S, A> {
+    fn fmt(&self, f: &mut fmt::Formatter) -> Result<(), fmt::Error> {
+        self.as_ref().fmt(f)
+    }
+}
+
 //  There is a one-to-one correspondence between the formatter and the grammar. Each phase is
 //  named after a corresponding grammar group, and the structure of the formatter reflects
 //  the relationship between the corresponding grammar rules. This leads to the nice property
-- 
cgit v1.2.3