From e3e358fb611ad5fc17cc4d9aba726f2734c43839 Mon Sep 17 00:00:00 2001
From: Gavin Schulz <gavin.schulz@gmail.com>
Date: Sat, 3 Jan 2015 14:25:10 -0500
Subject: [PATCH] Don't try to run an empty line in the REPL.

---
 src/main.c | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/src/main.c b/src/main.c
index 871933d5..f0198044 100644
--- a/src/main.c
+++ b/src/main.c
@@ -90,8 +90,12 @@ static int runRepl(WrenVM* vm)
       return 0;
     }
 
-    // TODO: Handle failure.
-    wrenInterpret(vm, "Prompt", line);
+    // Do nothing if we received an empty line.
+    if (strcmp(line, "\n") != 0)
+    {
+      // TODO: Handle failure.
+      wrenInterpret(vm, "Prompt", line);
+    }
 
     free(line);