Add error handling

Sources/ResgenSwift/Generate/GenerateError.swift

@@ -13,11 +13,6 @@ enum GenerateError: Error {
     case commandError([String], String)
     case writeFile(String, String)
     
-    // Analytics
-    
-    case missingElement(String)
-    case invalidParameter(String)
-    
     var description: String {
         switch self {
         case .fileNotExists(let filename):
@@ -34,12 +29,6 @@ enum GenerateError: Error {
             
         case .writeFile(let filename, let info):
             return "error: [\(Generate.toolName)] An error occured while writing file in \(filename): \(info)"
-            
-        case .missingElement(let element):
-            return "error: [\(Generate.toolName)] Missing \(element) for Matomo"
-            
-        case .invalidParameter(let reason):
-            return "error: [\(Generate.toolName)] Invalid parameter \(reason)"
         }
     }
 }