From bb208dfdebb7dead0e7d68e837c37972498c22d5 Mon Sep 17 00:00:00 2001
From: Justin Worthe <justin@worthe-it.co.za>
Date: Sat, 2 Jun 2018 13:09:13 +0200
Subject: Moved replay-based test to have convenience import from game engine
 replay

---
 src/engine/command.rs | 7 +++++++
 1 file changed, 7 insertions(+)

(limited to 'src/engine/command.rs')

diff --git a/src/engine/command.rs b/src/engine/command.rs
index 17dbd5a..b350d65 100644
--- a/src/engine/command.rs
+++ b/src/engine/command.rs
@@ -29,4 +29,11 @@ impl BuildingType {
         use self::BuildingType::*;
         [Defence, Attack, Energy]
     }
+
+    fn count() -> u8 { BuildingType::Energy as u8 + 1 }
+    pub fn from_u8(id: u8) -> Option<BuildingType> {
+        use std::mem;
+        if id < Self::count() { Some(unsafe { mem::transmute(id) }) } else { None }
+    }
+
 }
-- 
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