qol: interpolated strings

Disco.Services/Logging/LogContext.cs

@@ -158,7 +158,7 @@ namespace Disco.Services.Logging
             {
                 Directory.CreateDirectory(logDirectory);
             }
-            var logFileName = string.Format("DiscoLog_{0:yyy-MM-dd}.sdf", Date);
+            var logFileName = $"DiscoLog_{Date:yyy-MM-dd}.sdf";
             return Path.Combine(logDirectory, logFileName);
         }
 
@@ -286,10 +286,10 @@ namespace Disco.Services.Logging
                     }
                 }
                 else
-                    throw new InvalidOperationException(string.Format("Unknown Log Event Type Called: {0} (for Module: {1})", EventTypeId, ModuleId));
+                    throw new InvalidOperationException($"Unknown Log Event Type Called: {EventTypeId} (for Module: {ModuleId})");
             }
             else
-                throw new InvalidOperationException(string.Format("Unknown Log Module Called: {0}", ModuleId));
+                throw new InvalidOperationException($"Unknown Log Module Called: {ModuleId}");
         }
 
     }

Disco.Services/Logging/LogNotificationsHub.cs

@@ -57,7 +57,7 @@ namespace Disco.Services.Logging
                     var module = LogContext.LogModules.Values.FirstOrDefault(m => m.ModuleName.Equals(name, StringComparison.OrdinalIgnoreCase));
 
                     if (module == null)
-                        throw new ArgumentException(string.Format("Invalid Module Name specified: {0}", name), "ModuleNames");
+                        throw new ArgumentException($"Invalid Module Name specified: {name}", "ModuleNames");
 
                     yield return NotificationsModulePrefix + module.ModuleName;
                 }

Disco.Services/Logging/Utilities.cs

@@ -171,7 +171,7 @@ namespace Disco.Services.Logging
         public static void CompressDirectory(string DirectoryPath)
         {
             if (DirectoryPath.Length > 250)
-                throw new InvalidOperationException(string.Format("Directory Path to Long (>250) to Compress: {0}", DirectoryPath));
+                throw new InvalidOperationException($"Directory Path to Long (>250) to Compress: {DirectoryPath}");
 
             DirectoryInfo dirInfo = new DirectoryInfo(DirectoryPath);
             if (dirInfo.Exists)
@@ -192,7 +192,7 @@ namespace Disco.Services.Logging
             }
             else
             {
-                throw new InvalidOperationException(string.Format("Directory doesn't exist: {0}", DirectoryPath));
+                throw new InvalidOperationException($"Directory doesn't exist: {DirectoryPath}");
             }
         }