Compare updated template evaluator (#4092)

src/Sdk/Expressions/IExpressionNode.cs

@@ -0,0 +1,24 @@
+#nullable enable
+
+using System;
+
+
+namespace GitHub.Actions.Expressions
+{
+    public interface IExpressionNode
+    {
+        /// <summary>
+        /// Evaluates the expression and returns the result, wrapped in a helper
+        /// for converting, comparing, and traversing objects.
+        /// </summary>
+        /// <param name="trace">Optional trace writer</param>
+        /// <param name="secretMasker">Optional secret masker</param>
+        /// <param name="state">State object for custom evaluation function nodes and custom named-value nodes</param>
+        /// <param name="options">Evaluation options</param>
+        EvaluationResult Evaluate(
+            ITraceWriter trace,
+            ISecretMasker? secretMasker,
+            Object state,
+            EvaluationOptions options);
+    }
+}