Added editorconfig and applied code cleanup for C# sources.

.editorconfig

@@ -0,0 +1,123 @@
+# To learn more about .editorconfig see https://aka.ms/editorconfigdocs
+###############################
+# Core EditorConfig Options   #
+###############################
+# All files
+[*]
+indent_style = space
+# Code files
+[*.{cs,csx,vb,vbx}]
+indent_size = 4
+insert_final_newline = true
+charset = utf-8-bom
+###############################
+# .NET Coding Conventions     #
+###############################
+[*.{cs,vb}]
+# Organize usings
+dotnet_sort_system_directives_first = true
+# this. preferences
+dotnet_style_qualification_for_field = false:silent
+dotnet_style_qualification_for_property = false:silent
+dotnet_style_qualification_for_method = false:silent
+dotnet_style_qualification_for_event = false:silent
+# Language keywords vs BCL types preferences
+dotnet_style_predefined_type_for_locals_parameters_members = true:silent
+dotnet_style_predefined_type_for_member_access = true:silent
+# Parentheses preferences
+dotnet_style_parentheses_in_arithmetic_binary_operators = always_for_clarity:silent
+dotnet_style_parentheses_in_relational_binary_operators = always_for_clarity:silent
+dotnet_style_parentheses_in_other_binary_operators = always_for_clarity:silent
+dotnet_style_parentheses_in_other_operators = never_if_unnecessary:silent
+# Modifier preferences
+dotnet_style_require_accessibility_modifiers = for_non_interface_members:silent
+dotnet_style_readonly_field = true:suggestion
+# Expression-level preferences
+dotnet_style_object_initializer = true:suggestion
+dotnet_style_collection_initializer = true:suggestion
+dotnet_style_explicit_tuple_names = true:suggestion
+dotnet_style_null_propagation = true:suggestion
+dotnet_style_coalesce_expression = true:suggestion
+dotnet_style_prefer_is_null_check_over_reference_equality_method = true:silent
+dotnet_style_prefer_inferred_tuple_names = true:suggestion
+dotnet_style_prefer_inferred_anonymous_type_member_names = true:suggestion
+dotnet_style_prefer_auto_properties = true:silent
+dotnet_style_prefer_conditional_expression_over_assignment = true:silent
+dotnet_style_prefer_conditional_expression_over_return = true:silent
+###############################
+# Naming Conventions          #
+###############################
+# Style Definitions
+dotnet_naming_style.pascal_case_style.capitalization             = pascal_case
+# Use PascalCase for constant fields  
+dotnet_naming_rule.constant_fields_should_be_pascal_case.severity = suggestion
+dotnet_naming_rule.constant_fields_should_be_pascal_case.symbols  = constant_fields
+dotnet_naming_rule.constant_fields_should_be_pascal_case.style    = pascal_case_style
+dotnet_naming_symbols.constant_fields.applicable_kinds            = field
+dotnet_naming_symbols.constant_fields.applicable_accessibilities  = *
+dotnet_naming_symbols.constant_fields.required_modifiers          = const
+###############################
+# C# Coding Conventions       #
+###############################
+[*.cs]
+# var preferences
+csharp_style_var_for_built_in_types = true:silent
+csharp_style_var_when_type_is_apparent = true:silent
+csharp_style_var_elsewhere = true:silent
+# Expression-bodied members
+csharp_style_expression_bodied_methods = false:silent
+csharp_style_expression_bodied_constructors = false:silent
+csharp_style_expression_bodied_operators = false:silent
+csharp_style_expression_bodied_properties = true:silent
+csharp_style_expression_bodied_indexers = true:silent
+csharp_style_expression_bodied_accessors = true:silent
+# Pattern matching preferences
+csharp_style_pattern_matching_over_is_with_cast_check = true:suggestion
+csharp_style_pattern_matching_over_as_with_null_check = true:suggestion
+# Null-checking preferences
+csharp_style_throw_expression = true:suggestion
+csharp_style_conditional_delegate_call = true:suggestion
+# Modifier preferences
+csharp_preferred_modifier_order = public,private,protected,internal,static,extern,new,virtual,abstract,sealed,override,readonly,unsafe,volatile,async:suggestion
+# Expression-level preferences
+csharp_prefer_braces = true:silent
+csharp_style_deconstructed_variable_declaration = true:suggestion
+csharp_prefer_simple_default_expression = true:suggestion
+csharp_style_pattern_local_over_anonymous_function = true:suggestion
+csharp_style_inlined_variable_declaration = true:suggestion
+###############################
+# C# Formatting Rules         #
+###############################
+# New line preferences
+csharp_new_line_before_open_brace = all
+csharp_new_line_before_else = true
+csharp_new_line_before_catch = true
+csharp_new_line_before_finally = true
+csharp_new_line_before_members_in_object_initializers = true
+csharp_new_line_before_members_in_anonymous_types = true
+csharp_new_line_between_query_expression_clauses = true
+# Indentation preferences
+csharp_indent_case_contents = true
+csharp_indent_switch_labels = true
+csharp_indent_labels = flush_left
+# Space preferences
+csharp_space_after_cast = false
+csharp_space_after_keywords_in_control_flow_statements = true
+csharp_space_between_method_call_parameter_list_parentheses = false
+csharp_space_between_method_declaration_parameter_list_parentheses = false
+csharp_space_between_parentheses = false
+csharp_space_before_colon_in_inheritance_clause = true
+csharp_space_after_colon_in_inheritance_clause = true
+csharp_space_around_binary_operators = before_and_after
+csharp_space_between_method_declaration_empty_parameter_list_parentheses = false
+csharp_space_between_method_call_name_and_opening_parenthesis = false
+csharp_space_between_method_call_empty_parameter_list_parentheses = false
+# Wrapping preferences
+csharp_preserve_single_line_statements = true
+csharp_preserve_single_line_blocks = true
+###############################
+# VB Coding Conventions       #
+###############################
+[*.vb]
+# Modifier preferences
+visual_basic_preferred_modifier_order = Partial,Default,Private,Protected,Public,Friend,NotOverridable,Overridable,MustOverride,Overloads,Overrides,MustInherit,NotInheritable,Static,Shared,Shadows,ReadOnly,WriteOnly,Dim,Const,WithEvents,Widening,Narrowing,Custom,Async:suggestion

ElectronHostedBlazor/Builder/ComponentsApplicationBuilderExtensions.cs

@@ -24,4 +24,4 @@ public static void AddComponent<TComponent>(this IComponentsApplicationBuilder a
             app.AddComponent(typeof(TComponent), domElementSelector);
         }
     }
-}
+}

ElectronHostedBlazor/Builder/IComponentsApplicationBuilder.cs

@@ -1,13 +1,12 @@
-
 // Copyright (c) .NET Foundation. All rights reserved.
 // Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
 // Modified by Daniel Martin for nodeclrhost
 
-using System;
-using Microsoft.AspNetCore.Components;
-
 namespace ElectronHostedBlazor.Builder
 {
+    using System;
+    using Microsoft.AspNetCore.Components;
+
     /// <summary>
     /// A builder for adding components to an application.
     /// </summary>
@@ -27,5 +26,3 @@ public interface IComponentsApplicationBuilder
         void AddComponent(Type componentType, string domElementSelector);
     }
 }
-
-

ElectronHostedBlazor/Hosting/BlazorElectronHost.cs

@@ -4,7 +4,6 @@
 
 namespace ElectronHostedBlazor.Hosting
 {
-
     public static class BlazorElectronHost
     {
         /// <summary>
@@ -16,4 +15,4 @@ public static IElectronHostBuilder CreateDefaultBuilder()
             return new ElectronHostBuilder();
         }
     }
-}
+}

ElectronHostedBlazor/Hosting/ConventionBasedStartup.cs

@@ -9,7 +9,7 @@ namespace ElectronHostedBlazor.Hosting
     using System.Linq;
     using System.Reflection;
     using System.Runtime.ExceptionServices;
-    using ElectronHostedBlazor.Builder;
+    using Builder;
     using Microsoft.Extensions.DependencyInjection;
     using Microsoft.Extensions.Logging;
 
@@ -46,8 +46,8 @@ public void Configure(IComponentsApplicationBuilder app, IServiceProvider servic
                 {
                     var parameter = parameters[i];
                     arguments[i] = parameter.ParameterType == typeof(IComponentsApplicationBuilder)
-                        ? app
-                        : services.GetRequiredService(parameter.ParameterType);
+                                       ? app
+                                       : services.GetRequiredService(parameter.ParameterType);
                 }
 
                 method.Invoke(Instance, arguments);
@@ -66,9 +66,9 @@ public void Configure(IComponentsApplicationBuilder app, IServiceProvider servic
         internal MethodInfo GetConfigureMethod()
         {
             var methods = Instance.GetType()
-                .GetMethods(BindingFlags.Instance | BindingFlags.Public)
-                .Where(m => string.Equals(m.Name, "Configure", StringComparison.Ordinal))
-                .ToArray();
+                                  .GetMethods(BindingFlags.Instance | BindingFlags.Public)
+                                  .Where(m => string.Equals(m.Name, "Configure", StringComparison.Ordinal))
+                                  .ToArray();
 
             if (methods.Length == 1)
             {
@@ -91,7 +91,7 @@ public void ConfigureServices(IServiceCollection services)
                 var method = GetConfigureServicesMethod();
                 if (method != null)
                 {
-                     method.Invoke(Instance, new object[] { services });
+                    method.Invoke(Instance, new object[] { services });
                 }
             }
             catch (Exception ex)
@@ -112,7 +112,7 @@ public void ConfigureLogging(ILoggingBuilder loggingBuilder)
                 var method = GetConfigureLoggingMethod();
                 if (method != null)
                 {
-                     method.Invoke(Instance, new object[] { loggingBuilder });
+                    method.Invoke(Instance, new object[] { loggingBuilder });
                 }
             }
             catch (Exception ex)
@@ -129,23 +129,23 @@ public void ConfigureLogging(ILoggingBuilder loggingBuilder)
         internal MethodInfo GetConfigureServicesMethod()
         {
             return Instance.GetType()
-                .GetMethod(
-                    "ConfigureServices",
-                    BindingFlags.Public | BindingFlags.Instance,
-                    null,
-                    new Type[] { typeof(IServiceCollection), },
-                    Array.Empty<ParameterModifier>());
+                           .GetMethod(
+                               "ConfigureServices",
+                               BindingFlags.Public | BindingFlags.Instance,
+                               null,
+                               new Type[] { typeof(IServiceCollection), },
+                               Array.Empty<ParameterModifier>());
         }
 
         internal MethodInfo GetConfigureLoggingMethod()
         {
             return Instance.GetType()
-                .GetMethod(
-                    "ConfigureLogging",
-                    BindingFlags.Public | BindingFlags.Instance,
-                    null,
-                    new Type[] { typeof(ILoggingBuilder), },
-                    Array.Empty<ParameterModifier>());
+                           .GetMethod(
+                               "ConfigureLogging",
+                               BindingFlags.Public | BindingFlags.Instance,
+                               null,
+                               new Type[] { typeof(ILoggingBuilder), },
+                               Array.Empty<ParameterModifier>());
         }
     }
-}
+}

ElectronHostedBlazor/Hosting/ElectronBlazorApplicationBuilder.cs

@@ -7,11 +7,11 @@ namespace ElectronHostedBlazor.Hosting
     using System;
     using System.Collections.Generic;
     using System.Threading.Tasks;
-    using ElectronHostedBlazor.Builder;
-    using ElectronHostedBlazor.Rendering;
+    using Builder;
     using Microsoft.Extensions.DependencyInjection;
     using Microsoft.Extensions.Logging;
     using NodeHostEnvironment;
+    using Rendering;
 
     internal class ElectronBlazorApplicationBuilder : IComponentsApplicationBuilder
     {
@@ -53,4 +53,4 @@ public async Task<ElectronRenderer> CreateRendererAsync()
             return renderer;
         }
     }
-}
+}

ElectronHostedBlazor/Hosting/ElectronHost.cs

@@ -28,7 +28,7 @@ public ElectronHost(IServiceProvider services, IJSRuntime runtime, IBridgeToNode
         public event UnhandledExceptionEventHandler UnhandledException;
 
         public async Task RunAsync(CancellationToken cancellationToken = default)
-        {            
+        {
             var scopeFactory = Services.GetRequiredService<IServiceScopeFactory>();
             using (var _scope = scopeFactory.CreateScope())
             {
@@ -46,16 +46,15 @@ public async Task RunAsync(CancellationToken cancellationToken = default)
                 var builder = new ElectronBlazorApplicationBuilder(_scope.ServiceProvider);
                 startup.Configure(builder, _scope.ServiceProvider);
 
-                using(var _renderer = await builder.CreateRendererAsync())
+                using (var _renderer = await builder.CreateRendererAsync())
                 {
                     _renderer.UnhandledSynchronizationException += OnUnhandledRendererException;
                     var tcs = new TaskCompletionSource<object>();
                     _node.Global.window.addEventListener("unload",
-                        new Action<dynamic>(e => tcs.SetResult(0)));
+                                                         new Action<dynamic>(e => tcs.SetResult(0)));
                     await tcs.Task;
                 }
             }
-
         }
 
         private void OnUnhandledRendererException(object sender, UnhandledExceptionEventArgs e)
@@ -68,5 +67,4 @@ public void Dispose()
             (Services as IDisposable)?.Dispose();
         }
     }
-
-}
+}