From 099bf70712ec72465c534e8acbecd4d0dc8ae20c Mon Sep 17 00:00:00 2001
From: Ivan Enderlin <ivan.enderlin@hoa-project.net>
Date: Fri, 3 Apr 2020 16:18:24 +0200
Subject: [PATCH] fix(interface-types) Use lazy evaluation in the deserializer.

---
 src/interpreter/wasm/serde/de.rs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/interpreter/wasm/serde/de.rs b/src/interpreter/wasm/serde/de.rs
index 50cabdd..fb6b335 100644
--- a/src/interpreter/wasm/serde/de.rs
+++ b/src/interpreter/wasm/serde/de.rs
@@ -234,7 +234,7 @@ impl<'de, 'a> de::Deserializer<'de> for &'a mut Deserializer<'de> {
     {
         // Both `InterfaceValue::S32` and `InterfaceValue::I32`
         // represent `i32`.
-        visitor.visit_i32(self.next_s32().or(self.next_i32())?)
+        visitor.visit_i32(self.next_s32().or_else(|_| self.next_i32())?)
     }
 
     fn deserialize_i64<V>(self, visitor: V) -> Result<V::Value, Self::Error>