From e9ca0738a4b18032151af42baca1f88629408d52 Mon Sep 17 00:00:00 2001
From: Mike Buland <eichlan@xagasoft.com>
Date: Thu, 29 Dec 2011 23:43:25 -0700
Subject: While loops work perfectly :)

---
 src/gamestate.cpp | 23 +++++++++++++++++++++++
 1 file changed, 23 insertions(+)

(limited to 'src')

diff --git a/src/gamestate.cpp b/src/gamestate.cpp
index 3f09c3f..902d0a9 100644
--- a/src/gamestate.cpp
+++ b/src/gamestate.cpp
@@ -366,7 +366,30 @@ void GameState::parse( const AstBranch::NodeList &lCode )
 			break;
 
 		case AstNode::tForEach:
+
+			break;
+
 		case AstNode::tWhile:
+			{
+				AstBranch::NodeList lWhile =
+					dynamic_cast<const AstBranch *>(*i)->getNodeList();
+				AstBranch::NodeList::const_iterator iTest = lWhile.begin();
+				AstBranch::NodeList::const_iterator iDo = iTest+1;
+
+				for(;;)
+				{
+					parse( dynamic_cast<const AstBranch *>(*iTest)->
+						getNodeList() );
+					Variable v = popDeref();
+					if( v.getType() != Variable::tBool )
+						throw Bu::ExceptionBase("conditional did not evaluate to boolean.");
+					if( !v.getBool() )
+						break;
+
+					parse( dynamic_cast<const AstBranch *>(*iDo)->
+						getNodeList() );
+				}
+			}
 			break;
 		}
 
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