Add code style conventions

Author: Roblinde

.editorconfig

@@ -0,0 +1,53 @@
+# EditorConfig is awesome:
+http://EditorConfig.org
+
+# top-most EditorConfig file
+root = true
+# Don't use tabs for indentation.
+[*]
+indent_style = space
+# (Please don't specify an indent_size here; that has too many unintended consequences.)
+[*.cs]
+indent_size = 4
+[*.json]
+indent_size = 2
+
+[*.cs]
+# Avoid "this." and "Me." if not necessary
+dotnet_style_qualification_for_field = false:suggestion
+dotnet_style_qualification_for_property = false:suggestion
+dotnet_style_qualification_for_method = false:suggestion
+dotnet_style_qualification_for_event = false:suggestion
+
+# Use language keywords instead of framework type names for type references
+dotnet_style_predefined_type_for_locals_parameters_members = true:suggestion
+dotnet_style_predefined_type_for_member_access = true:suggestion
+
+# Suggest more modern language features when available
+dotnet_style_object_initializer = true:suggestion
+dotnet_style_collection_initializer = true:suggestion
+dotnet_style_coalesce_expression = true:suggestion
+dotnet_style_null_propagation = true:suggestion
+dotnet_style_explicit_tuple_names = true:suggestion
+
+# Prefer "var" everywhere
+csharp_style_var_for_built_in_types = true:suggestion
+csharp_style_var_when_type_is_apparent = true:suggestion
+csharp_style_var_elsewhere = true:suggestion
+
+# Prefer method-like constructs to have a block body
+csharp_style_expression_bodied_methods = false:none
+csharp_style_expression_bodied_constructors = false:none
+csharp_style_expression_bodied_operators = false:none
+
+# Prefer property-like constructs to have an expression-body
+csharp_style_expression_bodied_properties = true:none
+csharp_style_expression_bodied_indexers = true:none
+csharp_style_expression_bodied_accessors = true:none
+
+# Suggest more modern language features when available
+csharp_style_pattern_matching_over_is_with_cast_check = true:suggestion
+csharp_style_pattern_matching_over_as_with_null_check = true:suggestion
+csharp_style_inlined_variable_declaration = true:suggestion
+csharp_style_throw_expression = true:suggestion
+csharp_style_conditional_delegate_call = true:suggestion

Contentful.Core/ContentfulManagementClient.cs

@@ -19,7 +19,7 @@ namespace Contentful.Core
     public class ContentfulManagementClient : ContentfulClientBase, IContentfulManagementClient
     {
         private readonly string _baseUrl = "https://api.contentful.com/spaces/";
-        
+
         /// <summary>
         /// Initializes a new instance of the <see cref="ContentfulManagementClient"/> class. 
         /// The main class for interaction with the contentful deliver and preview APIs.
@@ -43,7 +43,7 @@ public ContentfulManagementClient(HttpClient httpClient, IOptions<ContentfulOpti
         /// </summary>
         /// <param name="httpClient">The HttpClient of your application.</param>
         /// <param name="options">The <see cref="ContentfulOptions"/> used for this client.</param>
-        public ContentfulManagementClient(HttpClient httpClient, ContentfulOptions options):
+        public ContentfulManagementClient(HttpClient httpClient, ContentfulOptions options) :
             this(httpClient, new OptionsWrapper<ContentfulOptions>(options))
         {
 
@@ -57,7 +57,7 @@ public ContentfulManagementClient(HttpClient httpClient, ContentfulOptions optio
         /// <param name="spaceId">The id of the space to fetch content from.</param>
         /// If this is set to true the preview API key needs to be used for <paramref name="deliveryApiKey"/>
         ///  </param>
-        public ContentfulManagementClient(HttpClient httpClient, string managementApiKey, string spaceId):
+        public ContentfulManagementClient(HttpClient httpClient, string managementApiKey, string spaceId) :
             this(httpClient, new OptionsWrapper<ContentfulOptions>(new ContentfulOptions()
             {
                 ManagementApiKey = managementApiKey,
@@ -210,7 +210,7 @@ public ContentfulManagementClient(HttpClient httpClient, string managementApiKey
         /// <exception cref="ArgumentException">Thrown if the id of the content type is not set.</exception>
         public async Task<ContentType> CreateOrUpdateContentTypeAsync(ContentType contentType, string spaceId = null, int? version = null, CancellationToken cancellationToken = default(CancellationToken))
         {
-            if(contentType.SystemProperties?.Id == null)
+            if (contentType.SystemProperties?.Id == null)
             {
                 throw new ArgumentException("The id of the content type must be set.", nameof(contentType));
             }
@@ -391,7 +391,7 @@ public ContentfulManagementClient(HttpClient httpClient, string managementApiKey
 
             AddVersionHeader(version);
 
-            var res = await PutAsync($"{_baseUrl}{spaceId ?? _options.SpaceId}/content_types/{contentTypeId}/editor_interface", 
+            var res = await PutAsync($"{_baseUrl}{spaceId ?? _options.SpaceId}/content_types/{contentTypeId}/editor_interface",
                 ConvertObjectToJsonStringContent(new { controls = editorInterface.Controls }), cancellationToken).ConfigureAwait(false);
 
             RemoveVersionHeader();
@@ -1557,7 +1557,7 @@ public ContentfulManagementClient(HttpClient httpClient, string managementApiKey
         /// <exception cref="ContentfulException">There was an error when communicating with the Contentful API.</exception>
         public async Task<ApiKey> CreateApiKeyAsync(string name, string description, string spaceId = null, CancellationToken cancellationToken = default(CancellationToken))
         {
-            if(string.IsNullOrEmpty(name))
+            if (string.IsNullOrEmpty(name))
             {
                 throw new ArgumentException("The name of the api key must be set.", nameof(name));
             }