add idn debugger

where is my foxboat
2020-04-14 20:47:36 -04:00
parent adf823ca9a
commit 91aec9ff93
5 changed files with 241 additions and 0 deletions
--- a/samples/idn/Inspector.cs
+++ b/samples/idn/Inspector.cs
@@ -0,0 +1,74 @@
+using System.Collections;
+using System.Linq;
+using System.Reflection;
+using System.Text;
+
+namespace idn
+{
+    public static class Inspector
+    {
+        public static string Inspect(object value)
+        {
+            var builder = new StringBuilder();
+            if (value != null)
+            {
+                var type = value.GetType().GetTypeInfo();
+                builder.AppendLine($"[{type.Namespace}.{type.Name}]");
+                builder.AppendLine($"{InspectProperty(value)}");
+
+                if (value is IEnumerable)
+                {
+                    var items = (value as IEnumerable).Cast<object>().ToArray();
+                    if (items.Length > 0)
+                    {
+                        builder.AppendLine();
+                        foreach (var item in items)
+                            builder.AppendLine($"- {InspectProperty(item)}");
+                    }
+                }
+                else
+                {
+                    var groups = type.GetProperties(BindingFlags.Instance | BindingFlags.Public)
+                            .Where(x => x.GetIndexParameters().Length == 0)
+                            .GroupBy(x => x.Name)
+                            .OrderBy(x => x.Key)
+                            .ToArray();
+                    if (groups.Length > 0)
+                    {
+                        builder.AppendLine();
+                        int pad = groups.Max(x => x.Key.Length) + 1;
+                        foreach (var group in groups)
+                            builder.AppendLine($"{group.Key.PadRight(pad, ' ')}{InspectProperty(group.First().GetValue(value))}");
+                    }
+                }
+            }
+            else
+                builder.AppendLine("null");
+            return builder.ToString();
+        }
+
+        private static string InspectProperty(object obj)
+        {
+            if (obj == null)
+                return "null";
+
+            var type = obj.GetType();
+
+            var debuggerDisplay = type.GetProperty("DebuggerDisplay", BindingFlags.Instance | BindingFlags.Public | BindingFlags.NonPublic);
+            if (debuggerDisplay != null)
+                return debuggerDisplay.GetValue(obj).ToString();
+
+            var toString = type.GetMethods(BindingFlags.Instance | BindingFlags.Public | BindingFlags.NonPublic)
+                .Where(x => x.Name == "ToString" && x.DeclaringType != typeof(object))
+                .FirstOrDefault();
+            if (toString != null)
+                return obj.ToString();
+
+            var count = type.GetProperty("Count", BindingFlags.Instance | BindingFlags.Public | BindingFlags.NonPublic);
+            if (count != null)
+                return $"[{count.GetValue(obj)} Items]";
+
+            return obj.ToString();
+        }
+    }
+}