Exception handling

WebApiClientGenCore/CodeGen.cs

@@ -70,10 +70,10 @@ public static void GenerateClientAPIs(string webRootPath, CodeGenSettings settin
 						tsGen.CreateCodeDom(webApiDescriptions);
 						tsGen.Save();
 					}
-					catch (Exception ex) when (ex is System.IO.FileLoadException || ex is BadImageFormatException || ex is System.IO.FileNotFoundException || ex is ArgumentException)
+					catch (Exception ex) when (ex is CodeGenLoadPluginException || ex is CodeGenReadPluginException)
 					{
-						var s = $"When loading plugin {assemblyName}, {ex.GetType().FullName}: {ex.Message}";
-						throw new CodeGenException(s, ex);
+						Console.Error.WriteLine(ex);
+						throw;
 					}
 				}
 			}

WebApiClientGenCore/PluginFactory.cs

@@ -1,74 +1,74 @@
-using Fonlow.CodeDom.Web.Ts;
-using Fonlow.Web.Meta;
-using System;
-using System.Reflection;
-using System.Text;
-
-namespace Fonlow.CodeDom.Web
+using Fonlow.CodeDom.Web.Ts;
+using Fonlow.Web.Meta;
+using System;
+using System.Reflection;
+using System.Text;
+
+namespace Fonlow.CodeDom.Web
 {
-	public static class PluginFactory
+	public static class PluginFactory
 	{
-		/// <summary>
-		/// Load the first ICommand type found in the assembly and instantiate it.
-		/// </summary>
-		/// <param name="assemblyName">The assembly must have a concrete class derived from ICommand, and generally from CommandBase, CommandWithOptions or CommandWithParametersAndOptions;
-		/// and the class must have a constructor without parameter that calls a base constructor with proper options type and parameters type.</param>
-		/// <param name="jsOutput"></param>
-		/// <param name="handleHttpRequestHeaders"></param>
-		/// <param name="docCommentTranslate"></param>
-		/// <returns>ICommand object. Null if not found</returns>
-		/// <exception cref="CodeGenLoadPluginException">Throws when doing loading plugin assembly</exception>
-		/// <exception cref="CodeGenReadPluginException">Throws when reading plugin assembly.</exception>
-		public static ControllersTsClientApiGenBase CreateImplementationsFromAssembly(string assemblyName, JSOutput jsOutput, bool handleHttpRequestHeaders, Poco2Client.IDocCommentTranslate docCommentTranslate)
-		{
-			Assembly assembly;
-			try
-			{
-				assembly = Assembly.Load(assemblyName);
-				Console.WriteLine("Assembly {0} is loaded for type {1}.", assemblyName, "ICommand");
+		/// <summary>
+		/// Load the first ICommand type found in the assembly and instantiate it.
+		/// </summary>
+		/// <param name="assemblyName">The assembly must have a concrete class derived from ICommand, and generally from CommandBase, CommandWithOptions or CommandWithParametersAndOptions;
+		/// and the class must have a constructor without parameter that calls a base constructor with proper options type and parameters type.</param>
+		/// <param name="jsOutput"></param>
+		/// <param name="handleHttpRequestHeaders"></param>
+		/// <param name="docCommentTranslate"></param>
+		/// <returns>ICommand object. Null if not found</returns>
+		/// <exception cref="CodeGenLoadPluginException">Throws when doing loading plugin assembly</exception>
+		/// <exception cref="CodeGenReadPluginException">Throws when reading plugin assembly.</exception>
+		public static ControllersTsClientApiGenBase CreateImplementationsFromAssembly(string assemblyName, JSOutput jsOutput, bool handleHttpRequestHeaders, Poco2Client.IDocCommentTranslate docCommentTranslate)
+		{
+			Assembly assembly;
+			try
+			{
+				assembly = Assembly.Load(assemblyName);
+				Console.WriteLine("Assembly {0} is loaded for type {1}.", assemblyName, "ICommand");
 			}
 			catch (Exception ex) when (ex is System.IO.FileLoadException || ex is BadImageFormatException || ex is System.IO.FileNotFoundException || ex is ArgumentException)
 			{
 				var s = $"When loading plugin {assemblyName}, {ex.GetType().FullName}: {ex.Message}";
 				throw new CodeGenLoadPluginException(s, ex);
 			}
 
-			ControllersTsClientApiGenBase controllersTsClientApiGen = null;
-			try
-			{
-				foreach (Type type in assembly.GetTypes())
-				{
-					if (type.IsClass && type.IsSubclassOf(typeof(ControllersTsClientApiGenBase)))
-					{
-						controllersTsClientApiGen = (ControllersTsClientApiGenBase)Activator.CreateInstance(type, jsOutput, handleHttpRequestHeaders, docCommentTranslate);
-						break;
-					}
-				}
-
-				if (controllersTsClientApiGen == null)
-				{
-					throw new ArgumentException($"Cannot find derived class of ControllersTsClientApiGenBase from {assemblyName}");
-				}
-
-				return controllersTsClientApiGen;
-
-			}
-			catch (ReflectionTypeLoadException reflectionTypeLoadException)
-			{
-				var sb = new StringBuilder();
-				foreach (Exception ex in reflectionTypeLoadException.LoaderExceptions)
-				{
-					sb.AppendLine(String.Format("When reading plugin {0}, GetTypes errors occur: {1}", assemblyName, ex.Message));
-				}
-
+			ControllersTsClientApiGenBase controllersTsClientApiGen = null;
+			try
+			{
+				foreach (Type type in assembly.GetTypes())
+				{
+					if (type.IsClass && type.IsSubclassOf(typeof(ControllersTsClientApiGenBase)))
+					{
+						controllersTsClientApiGen = (ControllersTsClientApiGenBase)Activator.CreateInstance(type, jsOutput, handleHttpRequestHeaders, docCommentTranslate);
+						break;
+					}
+				}
+
+				if (controllersTsClientApiGen == null)
+				{
+					throw new ArgumentException($"Cannot find derived class of ControllersTsClientApiGenBase from {assemblyName}");
+				}
+
+				return controllersTsClientApiGen;
+
+			}
+			catch (ReflectionTypeLoadException reflectionTypeLoadException)
+			{
+				var sb = new StringBuilder();
+				foreach (Exception ex in reflectionTypeLoadException.LoaderExceptions)
+				{
+					sb.AppendLine(String.Format("When reading plugin {0}, GetTypes errors occur: {1}", assemblyName, ex.Message));
+				}
+
 				var s = $"When reading plugin {assemblyName}, ReflectionTypeLoadException: {sb.ToString()}";
 				throw new CodeGenReadPluginException(s, reflectionTypeLoadException);
 			}
-			catch (TargetInvocationException ex)
-			{
+			catch (TargetInvocationException ex)
+			{
 				var s = $"When reading plugin {assemblyName}, {ex.GetType().FullName}: {ex}";
 				throw new CodeGenReadPluginException(s, ex);
-			}
-		}
-	}
-}
+			}
+		}
+	}
+}