no longer completely fail on one wrong entry

U17 might have caused some journal bugs so don't fail immediately on one wrong entry, instead keep them in an Errors collection for later processing

EDPlayerJournal/Entries/Entry.cs

@@ -64,7 +64,15 @@ public class Entry {
     public static Entry? Parse(string journalline) {
         using (JsonReader reader = new JsonTextReader(new StringReader(journalline))) {
             reader.DateParseHandling = DateParseHandling.None;
-            var json = JObject.Load(reader);
+            JObject? json = null;
+            try {
+                json = JObject.Load(reader);
+            } catch (Exception e) {
+                throw new InvalidJournalEntryException(
+                    "invalid JSON journal entry: " + journalline,
+                    e
+                    );
+            }
             if (json == null) {
                 return null;
             }

EDPlayerJournal/JournalException.cs

@@ -6,6 +6,7 @@
 public class InvalidJournalEntryException : Exception {
     public InvalidJournalEntryException() { }
     public InvalidJournalEntryException(string message) : base(message) { }
+    public InvalidJournalEntryException(string message, Exception inner) : base(message, inner) { }
 }
 
 /// <summary>

EDPlayerJournal/JournalFile.cs

@@ -17,6 +17,11 @@ public class JournalFile : IComparable<JournalFile>
     private static Regex update11regex = new Regex("Journal\\.([^\\.]+)\\.(\\d+).log");
     private static string iso8601 = "yyyyMMddTHHmmss";
 
+    /// <summary>
+    /// A public list of errors encountered while parsing the journal files
+    /// </summary>
+    public List<Exception> Errors { get; private set; } = new List<Exception>();
+
     public static bool VerifyFile(string path) {
         string filename = Path.GetFileName(path);
 
@@ -125,15 +130,20 @@ public class JournalFile : IComparable<JournalFile>
         }
 
         entries.Clear();
+        Errors.Clear();
         foreach (var line in lines) {
             // Skip empty lines
             if (line.Trim().Length == 0) {
                 continue;
             }
+            try {
                 Entry? entry = Entry.Parse(line);
                 if (entry != null) {
                     entries.Add(entry);
                 }
+            } catch (Exception ex) {
+                Errors.Add(ex);
+            }
         }
     }
 }

EDPlayerJournal/PlayerJournal.cs

@@ -22,6 +22,12 @@ public class PlayerJournal {
         ScanFiles();
     }
 
+    public List<Exception> AllErrors {
+        get {
+            return Files.SelectMany(x => x.Errors).ToList();
+        }
+    }
+
     public List<JournalFile> Files {
         get { return journalfiles; }
     }