Override ToString() in core classes.

Claunia.Localization.Core/Localization.cs

@@ -1,6 +1,7 @@
 using System;
 using System.Collections.Generic;
 using System.Collections.ObjectModel;
+using System.Diagnostics;
 using System.Linq;
 
 namespace Claunia.Localization.Core
@@ -119,7 +120,12 @@ namespace Claunia.Localization.Core
                         translated = message.Translations.FirstOrDefault(l => l.Locale == locale.Substring(underscore));
                 }
 
-                index.Add(message.Id, translated is null ? message.Source.Singular : translated.Singular);
+                try { index.Add(message.Id, translated is null ? message.Source.Singular : translated.Singular); }
+                catch(ArgumentException e)
+                {
+                    Debug.WriteLine(e);
+                    throw;
+                }
             }
 
             indexes.Add(locale, index);

Claunia.Localization.Core/LocalizedString.cs

@@ -80,6 +80,8 @@ namespace Claunia.Localization.Core
         /// </summary>
         public ReadOnlyObservableCollection<Plural> Plurals { get; }
 
+        public override string ToString() => singular;
+
         /// <summary>
         ///     Initializes a new plural in this message
         /// </summary>

Claunia.Localization.Core/Message.cs

@@ -107,6 +107,8 @@ namespace Claunia.Localization.Core
         /// </summary>
         public ReadOnlyObservableCollection<Parameter> Parameters { get; }
 
+        public override string ToString() => Source.Singular;
+
         /// <summary>
         ///     Initializes a new localized string in this message
         /// </summary>

Claunia.Localization.Core/Parameter.cs

@@ -93,5 +93,7 @@ namespace Claunia.Localization.Core
                 Modified?.Invoke(this, EventArgs.Empty);
             }
         }
+
+        public override string ToString() => description;
     }
 }

Claunia.Localization.Core/Plural.cs

@@ -36,5 +36,7 @@ namespace Claunia.Localization.Core
                 Modified?.Invoke(this, EventArgs.Empty);
             }
         }
+
+        public override string ToString() => text;
     }
 }

Claunia.Localization.Core/Project.cs

@@ -4,11 +4,11 @@ namespace Claunia.Localization.Core
 {
     public class Project
     {
-        string name;
-
+        string                name;
         internal EventHandler ProjectModified;
         string                url;
         string                version;
+
         /// <summary>
         ///     Project name
         /// </summary>
@@ -47,5 +47,7 @@ namespace Claunia.Localization.Core
                 ProjectModified?.Invoke(this, EventArgs.Empty);
             }
         }
+
+        public override string ToString() => version is null ? name : $"{name} {version}";
     }
 }

Claunia.Localization.Core/Translator.cs

@@ -59,5 +59,7 @@ namespace Claunia.Localization.Core
                 Modified?.Invoke(this, EventArgs.Empty);
             }
         }
+
+        public override string ToString() => email is null ? name : $"{name} <{email}>";
     }
 }