add FindMethods for collection of interfaces #61

backend/mana.backend.ishtar.light/Extensions.cs

@@ -0,0 +1,25 @@
+namespace ishtar
+{
+    using System;
+    using System.Collections.Generic;
+    using mana.exceptions;
+    using mana.runtime;
+
+    public static class Extensions
+    {
+        public static IEnumerable<RuntimeIshtarMethod> FindMethods(this IEnumerable<RuntimeIshtarInterface> @interfaces, string fullyName)
+        {
+            var list = new List<RuntimeIshtarMethod>();
+            foreach (var @interface in @interfaces)
+            {
+                var result = @interface.FindMethod(fullyName, x => x.Name.Equals(fullyName));
+                if (result is null)
+                    continue;
+                if (result is not RuntimeIshtarMethod m)
+                    throw new TypeMismatchException();
+                list.Add(m);
+            }
+            return list;
+        }
+    }
+}