Sicherung

Kalk/Kalk.Core/KalkObjectWithAlias.cs

@@ -0,0 +1,55 @@
+using Scriban;
+using Scriban.Parsing;
+using Scriban.Runtime;
+
+namespace Kalk.Core
+{
+    public class KalkObjectWithAlias : ScriptObject
+    {
+        public KalkObjectWithAlias()
+        {
+        }
+
+        public KalkObjectWithAlias(KalkEngine engine)
+        {
+            Engine = engine;
+        }
+
+        public KalkEngine Engine { get; set; }
+
+        public override bool Contains(string member)
+        {
+            member = Alias(member);
+            return base.Contains(member);
+        }
+
+        public override bool CanWrite(string member)
+        {
+            member = Alias(member);
+            return base.CanWrite(member);
+        }
+
+        public override bool TryGetValue(TemplateContext context, SourceSpan span, string member, out object value)
+        {
+            member = Alias(member);
+            return base.TryGetValue(context, span, member, out value);
+        }
+
+        public override bool TrySetValue(TemplateContext context, SourceSpan span, string member, object value, bool readOnly)
+        {
+            member = Alias(member);
+            return base.TrySetValue(context, span, member, value, readOnly);
+        }
+
+        private string Alias(string name)
+        {
+            // Replace with an alias
+            if (Engine.Aliases.TryGetAlias(name, out var alias))
+            {
+                name = alias;
+            }
+
+            return name;
+        }
+    }
+}