Merge remote-tracking branch 'GitHub-PositiveTechnologies/78_signature_of_the_body_and_declaration_in_a_method_implementation_do_not_match' into feature/87_generic_ifc_rename

Tests/78_SignatureMismatch/EasyFile.cs

@@ -0,0 +1,49 @@
+using System;
+
+namespace SignatureMismatch {
+	public abstract class File<T> : IEquatable<File<T>>
+		where T : class {
+		public string Name { get; set; } = "";
+
+		public T Data { get; }
+
+		public File(T data) {
+			Data = data ?? throw new ArgumentNullException(nameof(data));
+		}
+
+		public override bool Equals(object obj) => Equals(obj as File<T>);
+
+		public bool Equals(File<T> other) {
+			if (ReferenceEquals(this, other)) {
+				return true;
+			}
+
+			if (other is null) {
+				return false;
+			}
+
+			if (string.IsNullOrEmpty(Name) && string.IsNullOrEmpty(other.Name)) {
+				return Data.Equals(other.Data);
+			}
+
+			return Name == other.Name;
+		}
+
+		public override int GetHashCode() {
+			return string.IsNullOrEmpty(Name)
+				? Data.GetHashCode()
+				: Name.GetHashCode();
+		}
+	}
+
+	public class TextFile : File<string> {
+		public TextFile(string name, string code)
+			: base(code) {
+			Name = name ?? throw new ArgumentNullException(nameof(name));
+		}
+
+		public override string ToString() => !string.IsNullOrEmpty(Name)
+			? Name
+			: Data;
+	}
+}

Tests/78_SignatureMismatch/Program.cs

@@ -10,6 +10,8 @@ namespace SignatureMismatch {
 			Console.WriteLine("Dictionary created");
 			Console.WriteLine($"Dictionary count: {dict.Count:d}");
 
+			var file = new TextFile("filename", "text");
+
 			foreach (var kvp in dict) 
 				Console.WriteLine($"[{kvp.Key}] = {kvp.Value}");