From 09f1859c8343394340a0c22cf40a26b68d75b8f5 Mon Sep 17 00:00:00 2001
From: Christoph Oelckers <coelckers@users.noreply.github.com>
Date: Sun, 21 Jan 2018 18:49:46 +0100
Subject: [PATCH] - allow retrieving the length of a string constant.

---
 src/scripting/backend/codegen.cpp | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/src/scripting/backend/codegen.cpp b/src/scripting/backend/codegen.cpp
index a8aa1a897..a9c7e4fcc 100644
--- a/src/scripting/backend/codegen.cpp
+++ b/src/scripting/backend/codegen.cpp
@@ -9378,6 +9378,13 @@ FxExpression *FxStrLen::Resolve(FCompileContext &ctx)
 {
 	SAFE_RESOLVE(Self, ctx);
 	assert(Self->ValueType == TypeString);
+	if (Self->isConstant())
+	{
+		auto constself = static_cast<FxConstant *>(Self);
+		auto constlen = new FxConstant((int)constself->GetValue().GetString().Len(), Self->ScriptPosition);
+		delete this;
+		return constlen->Resolve(ctx);
+	}
 	ValueType = TypeUInt32;
 	return this;
 }