From e945dafca39f76c3e37f70df9299c69ed95dbdec Mon Sep 17 00:00:00 2001
From: James Turner <zakalawe@mac.com>
Date: Thu, 24 Mar 2022 11:40:14 +0000
Subject: [PATCH] Props: add defaultValue to getInt|Double Value

Simplify handling where the property value might be nil.
---
 Nasal/props.nas | 18 ++++++++++++++----
 1 file changed, 14 insertions(+), 4 deletions(-)

diff --git a/Nasal/props.nas b/Nasal/props.nas
index 7578f4f11..f4b9966f1 100644
--- a/Nasal/props.nas
+++ b/Nasal/props.nas
@@ -58,12 +58,22 @@ var Node = {
         return !!val;
     },
 
-    getIntValue : func {
-        return math.round(me.getValue());
+    getIntValue : func (defaultValue = 0) {
+        var v = me.getValue();
+        if (!v) {
+            return defaultValue;
+        }
+
+        return math.round(v);
     },
 
-    getDoubleValue : func {
-        return num(me.getValue());
+    getDoubleValue : func (defaultValue = 0.0) {
+        var v = me.getValue();
+        if (!v) {
+            return defaultValue;
+        }
+
+        return num(v);
     },
 
     remove : func {