chore: Fix whitespace in all files

These changes were generated automatically by running "Analyze and Code Cleanup".

Showing a diff ignoring whitespace shows the removal of the UTF-8 BOM from three files, but that's all.

Signed-off-by: Jon Skeet <jonskeet@google.com>

samples/HttpSend/Program.cs

@@ -25,7 +25,7 @@ namespace HttpSend
         [Option(Description = "CloudEvents 'type' (default: com.example.myevent)", LongName = "type", ShortName = "t")]
         private string Type { get; } = "com.example.myevent";
 
-        [Required,Option(Description = "HTTP(S) address to send the event to", LongName = "url", ShortName = "u"),]
+        [Required, Option(Description = "HTTP(S) address to send the event to", LongName = "url", ShortName = "u"),]
         private Uri Url { get; }
 
         public static int Main(string[] args) => CommandLineApplication.Execute<Program>(args);

src/CloudNative.CloudEvents.Avro/AvroEventFormatter.cs

@@ -92,7 +92,7 @@ namespace CloudNative.CloudEvents.Avro
             {
                 throw new ArgumentException($"Record has no '{AttributeName}' field");
             }
-            IDictionary<string, object> recordAttributes = (IDictionary<string, object>)attrObj;
+            IDictionary<string, object> recordAttributes = (IDictionary<string, object>) attrObj;
 
             if (!recordAttributes.TryGetValue(CloudEventsSpecVersion.SpecVersionAttribute.Name, out var versionId) ||
                 !(versionId is string versionIdString))
@@ -131,7 +131,7 @@ namespace CloudNative.CloudEvents.Avro
                 }
                 else if (value is string)
                 {
-                    cloudEvent.SetAttributeFromString(key, (string)value);
+                    cloudEvent.SetAttributeFromString(key, (string) value);
                 }
                 else
                 {

src/CloudNative.CloudEvents.NewtonsoftJson/JsonEventFormatter.cs

@@ -211,7 +211,7 @@ namespace CloudNative.CloudEvents.NewtonsoftJson
                 throw new ArgumentException($"Structured mode content does not represent a CloudEvent");
             }
             var specVersion = CloudEventsSpecVersion.FromVersionId((string?) specVersionToken)
-                ?? throw new ArgumentException($"Unsupported CloudEvents spec version '{(string?)specVersionToken}'");
+                ?? throw new ArgumentException($"Unsupported CloudEvents spec version '{(string?) specVersionToken}'");
 
             var cloudEvent = new CloudEvent(specVersion, extensionAttributes);
             PopulateAttributesFromStructuredEvent(cloudEvent, jObject);
@@ -247,10 +247,10 @@ namespace CloudNative.CloudEvents.NewtonsoftJson
 
                 string? attributeValue = value.Type switch
                 {
-                    JTokenType.String => (string?)value,
-                    JTokenType.Boolean => CloudEventAttributeType.Boolean.Format((bool)value),
+                    JTokenType.String => (string?) value,
+                    JTokenType.Boolean => CloudEventAttributeType.Boolean.Format((bool) value),
                     JTokenType.Null => null,
-                    JTokenType.Integer => CloudEventAttributeType.Integer.Format((int)value),
+                    JTokenType.Integer => CloudEventAttributeType.Integer.Format((int) value),
                     _ => throw new ArgumentException($"Invalid token type '{value.Type}' for CloudEvent attribute")
                 };
                 if (attributeValue is null)
@@ -345,7 +345,7 @@ namespace CloudNative.CloudEvents.NewtonsoftJson
             {
                 throw new ArgumentException($"Structured mode property '{DataBase64PropertyName}' must be a string, when present.");
             }
-            cloudEvent.Data = Convert.FromBase64String((string?)dataBase64Token);
+            cloudEvent.Data = Convert.FromBase64String((string?) dataBase64Token);
         }
 
         /// <summary>
@@ -696,7 +696,7 @@ namespace CloudNative.CloudEvents.NewtonsoftJson
         /// <inheritdoc />
         protected override void EncodeStructuredModeData(CloudEvent cloudEvent, JsonWriter writer)
         {
-            T data = (T)cloudEvent.Data;
+            T data = (T) cloudEvent.Data;
             writer.WritePropertyName(DataPropertyName);
             Serializer.Serialize(writer, data);
         }

src/CloudNative.CloudEvents.Protobuf/ProtobufEventFormatter.cs

@@ -1,4 +1,4 @@
-// Copyright 2021 Cloud Native Foundation.
+// Copyright 2021 Cloud Native Foundation.
 // Licensed under the Apache 2.0 license.
 // See LICENSE file in the project root for full license information.
 

src/CloudNative.CloudEvents.SystemTextJson/JsonEventFormatter.cs

@@ -677,7 +677,7 @@ namespace CloudNative.CloudEvents.SystemTextJson
             {
                 return Array.Empty<byte>();
             }
-            T data = (T)cloudEvent.Data;
+            T data = (T) cloudEvent.Data;
             return JsonSerializer.SerializeToUtf8Bytes(data, SerializerOptions);
         }
 
@@ -697,7 +697,7 @@ namespace CloudNative.CloudEvents.SystemTextJson
         /// <inheritdoc />
         protected override void EncodeStructuredModeData(CloudEvent cloudEvent, Utf8JsonWriter writer)
         {
-            T data = (T)cloudEvent.Data;
+            T data = (T) cloudEvent.Data;
             writer.WritePropertyName(DataPropertyName);
             JsonSerializer.Serialize(writer, data, SerializerOptions);
         }

src/CloudNative.CloudEvents/CloudEvent.cs

@@ -229,7 +229,7 @@ namespace CloudNative.CloudEvents
         public string? DataContentType
         {
             // TODO: Guard against a version that doesn't have this attribute?
-            get => (string?)this[SpecVersion.DataContentTypeAttribute];
+            get => (string?) this[SpecVersion.DataContentTypeAttribute];
             set => this[SpecVersion.DataContentTypeAttribute] = value;
         }
 
@@ -239,7 +239,7 @@ namespace CloudNative.CloudEvents
         /// </summary>
         public string? Id
         {
-            get => (string?)this[SpecVersion.IdAttribute];
+            get => (string?) this[SpecVersion.IdAttribute];
             set => this[SpecVersion.IdAttribute] = value;
         }
 
@@ -250,7 +250,7 @@ namespace CloudNative.CloudEvents
         /// </summary>
         public Uri? DataSchema
         {
-            get => (Uri?)this[SpecVersion.DataSchemaAttribute];
+            get => (Uri?) this[SpecVersion.DataSchemaAttribute];
             set => this[SpecVersion.DataSchemaAttribute] = value;
         }
 
@@ -262,7 +262,7 @@ namespace CloudNative.CloudEvents
         /// </summary>
         public Uri? Source
         {
-            get => (Uri?)this[SpecVersion.SourceAttribute];
+            get => (Uri?) this[SpecVersion.SourceAttribute];
             set => this[SpecVersion.SourceAttribute] = value;
         }
 
@@ -280,7 +280,7 @@ namespace CloudNative.CloudEvents
         /// </summary>
         public string? Subject
         {
-            get => (string?)this[SpecVersion.SubjectAttribute];
+            get => (string?) this[SpecVersion.SubjectAttribute];
             set => this[SpecVersion.SubjectAttribute] = value;
         }
 
@@ -290,7 +290,7 @@ namespace CloudNative.CloudEvents
         /// </summary>
         public DateTimeOffset? Time
         {
-            get => (DateTimeOffset?)this[SpecVersion.TimeAttribute];
+            get => (DateTimeOffset?) this[SpecVersion.TimeAttribute];
             set => this[SpecVersion.TimeAttribute] = value;
         }
 
@@ -301,7 +301,7 @@ namespace CloudNative.CloudEvents
         /// </summary>
         public string? Type
         {
-            get => (string?)this[SpecVersion.TypeAttribute];
+            get => (string?) this[SpecVersion.TypeAttribute];
             set => this[SpecVersion.TypeAttribute] = value;
         }
 

src/CloudNative.CloudEvents/CloudEventAttributeType.cs

@@ -122,7 +122,7 @@ namespace CloudNative.CloudEvents
                     throw new ArgumentException($"Value of type {value.GetType()} is incompatible with expected type {ClrType}", nameof(value));
                 }
 
-                ValidateImpl((T)Validation.CheckNotNull(value, nameof(value)));
+                ValidateImpl((T) Validation.CheckNotNull(value, nameof(value)));
             }
 
             protected abstract T ParseImpl(string value);
@@ -168,12 +168,12 @@ namespace CloudNative.CloudEvents
                     // Directly from the spec
                     if (c <= 0x1f || (c >= 0x7f && c <= 0x9f))
                     {
-                        throw new ArgumentException($"Control character U+{(ushort)c:x4} is not permitted in string attributes");
+                        throw new ArgumentException($"Control character U+{(ushort) c:x4} is not permitted in string attributes");
                     }
                     // First two ranges in http://www.unicode.org/faq/private_use.html#noncharacters
                     if (c >= 0xfffe || (c >= 0xfdd0 && c <= 0xfdef))
                     {
-                        throw new ArgumentException($"Noncharacter U+{(ushort)c:x4} is not permitted in string attributes");
+                        throw new ArgumentException($"Noncharacter U+{(ushort) c:x4} is not permitted in string attributes");
                     }
 
                     // Handle surrogate pairs, based on this character and whether the last character was a high surrogate.
@@ -185,7 +185,7 @@ namespace CloudNative.CloudEvents
                         {
                             if (lastCharWasHighSurrogate)
                             {
-                                throw new ArgumentException($"High surrogate character U+{(ushort)value[i - 1]:x4} must be followed by a low surrogate character");
+                                throw new ArgumentException($"High surrogate character U+{(ushort) value[i - 1]:x4} must be followed by a low surrogate character");
                             }
                             lastCharWasHighSurrogate = true;
                         }
@@ -193,7 +193,7 @@ namespace CloudNative.CloudEvents
                         {
                             if (!lastCharWasHighSurrogate)
                             {
-                                throw new ArgumentException($"Low surrogate character U+{(ushort)c:x4} must be preceded by a high surrogate character");
+                                throw new ArgumentException($"Low surrogate character U+{(ushort) c:x4} must be preceded by a high surrogate character");
                             }
                             // Convert the surrogate pair to validate it's not a non-character.
                             // This is the third rule in http://www.unicode.org/faq/private_use.html#noncharacters
@@ -208,12 +208,12 @@ namespace CloudNative.CloudEvents
                     }
                     else if (lastCharWasHighSurrogate)
                     {
-                        throw new ArgumentException($"High surrogate character U+{(ushort)value[i - 1]:x4} must be followed by a low surrogate character");
+                        throw new ArgumentException($"High surrogate character U+{(ushort) value[i - 1]:x4} must be followed by a low surrogate character");
                     }
                 }
                 if (lastCharWasHighSurrogate)
                 {
-                    throw new ArgumentException($"String must not end with high surrogate character U+{(ushort)value[value.Length - 1]:x4}");
+                    throw new ArgumentException($"String must not end with high surrogate character U+{(ushort) value[value.Length - 1]:x4}");
                 }
             }
         }

src/CloudNative.CloudEvents/CloudEventFormatterAttribute.cs

@@ -1,4 +1,4 @@
-// Copyright 2021 Cloud Native Foundation. 
+// Copyright 2021 Cloud Native Foundation. 
 // Licensed under the Apache 2.0 license.
 // See LICENSE file in the project root for full license information.
 
@@ -73,6 +73,6 @@ namespace CloudNative.CloudEvents
             }
 
             return formatter;
-    }
+        }
     }
 }

src/CloudNative.CloudEvents/CloudEventsSpecVersion.cs

@@ -98,7 +98,7 @@ namespace CloudNative.CloudEvents
         /// or null if no such version is known.
         /// </summary>
         /// <param name="versionId">The version ID to check. May be null, in which case the result will be null.</param>
-        [return:NotNullIfNotNull(nameof(VersionId))]
+        [return: NotNullIfNotNull(nameof(VersionId))]
         public static CloudEventsSpecVersion? FromVersionId(string? versionId) =>
             allVersions.FirstOrDefault(version => version.VersionId == versionId);
 
@@ -159,7 +159,7 @@ namespace CloudNative.CloudEvents
 
         private static void NonEmptyString(object value)
         {
-            string text = (string)value;
+            string text = (string) value;
             if (text.Length == 0)
             {
                 throw new ArgumentException("Value must be non-empty");
@@ -179,7 +179,7 @@ namespace CloudNative.CloudEvents
         {
             try
             {
-                _ = new ContentType((string)value);
+                _ = new ContentType((string) value);
             }
             catch
             {

src/CloudNative.CloudEvents/Core/BinaryDataUtilities.cs

@@ -51,7 +51,7 @@ namespace CloudNative.CloudEvents.Core
             // It's safe to use memory.GetBuffer() and memory.Position here, as this is a stream
             // we've created using the parameterless constructor.
             var buffer = memory.GetBuffer();
-            return new ReadOnlyMemory<byte>(buffer, 0, (int)memory.Position);
+            return new ReadOnlyMemory<byte>(buffer, 0, (int) memory.Position);
         }
 
         /// <summary>

src/CloudNative.CloudEvents/Extensions/Sampling.cs

@@ -51,7 +51,7 @@ namespace CloudNative.CloudEvents.Extensions
 
         private static void PositiveInteger(object value)
         {
-            if ((int)value <= 0)
+            if ((int) value <= 0)
             {
                 throw new ArgumentOutOfRangeException("Sampled rate must be positive.");
             }

src/CloudNative.CloudEvents/Extensions/Sequence.cs

@@ -86,7 +86,7 @@ namespace CloudNative.CloudEvents.Extensions
         /// <param name="cloudEvent">The CloudEvent from which to retrieve the attribute. Must not be null.</param>
         /// <returns>The <see cref="SequenceTypeAttribute"/> value, as a string, or null if the attribute is not set.</returns>
         public static string? GetSequenceType(this CloudEvent cloudEvent) =>
-            (string?)Validation.CheckNotNull(cloudEvent, nameof(cloudEvent))[SequenceTypeAttribute];
+            (string?) Validation.CheckNotNull(cloudEvent, nameof(cloudEvent))[SequenceTypeAttribute];
 
         /// <summary>
         /// Retrieves the <see cref="SequenceAttribute"/> value from the event,

src/CloudNative.CloudEvents/Http/HttpListenerExtensions.cs

@@ -223,7 +223,7 @@ namespace CloudNative.CloudEvents.Http
             this HttpListenerRequest httpListenerRequest,
             CloudEventFormatter formatter,
             params CloudEventAttribute[]? extensionAttributes) =>
-            ToCloudEventBatchAsync(httpListenerRequest, formatter, (IEnumerable<CloudEventAttribute>?)extensionAttributes);
+            ToCloudEventBatchAsync(httpListenerRequest, formatter, (IEnumerable<CloudEventAttribute>?) extensionAttributes);
 
         /// <summary>
         /// Converts this HTTP request message into a CloudEvent batch.

test/CloudNative.CloudEvents.UnitTests/AspNetCore/HttpResponseExtensionsTest.cs

@@ -76,7 +76,7 @@ namespace CloudNative.CloudEvents.AspNetCore.UnitTests
             var cloudEvent = new CloudEvent().PopulateRequiredAttributes();
             var formatter = new JsonEventFormatter();
             var response = CreateResponse();
-            await Assert.ThrowsAsync<ArgumentOutOfRangeException>(() => cloudEvent.CopyToHttpResponseAsync(response, (ContentMode)100, formatter));
+            await Assert.ThrowsAsync<ArgumentOutOfRangeException>(() => cloudEvent.CopyToHttpResponseAsync(response, (ContentMode) 100, formatter));
         }
 
         [Fact]

test/CloudNative.CloudEvents.UnitTests/Avro/AvroEventFormatterTest.cs

@@ -61,7 +61,7 @@ namespace CloudNative.CloudEvents.Avro.UnitTests
             Assert.Equal(MediaTypeNames.Text.Xml, cloudEvent.DataContentType);
             Assert.Equal("<much wow=\"xml\"/>", cloudEvent.Data);
 
-            Assert.Equal("value", (string?)cloudEvent["comexampleextension1"]);
+            Assert.Equal("value", (string?) cloudEvent["comexampleextension1"]);
         }
 
         [Fact]

test/CloudNative.CloudEvents.UnitTests/CloudEventAttributeTest.cs

@@ -152,7 +152,7 @@ namespace CloudNative.CloudEvents.UnitTests
 
         private void ValidateNonNegative(object value)
         {
-            if ((int)value < 0)
+            if ((int) value < 0)
             {
                 throw new Exception("Custom validation message");
             }

test/CloudNative.CloudEvents.UnitTests/CloudEventAttributeTypeTest.cs

@@ -74,9 +74,9 @@ namespace CloudNative.CloudEvents.UnitTests
             [Theory]
             [InlineData("")]
             // Examples from https://en.wikipedia.org/wiki/Base64
-            [InlineData("TWFu", (byte) 77, (byte)97, (byte) 110)]
-            [InlineData("TWE=", (byte)77, (byte)97)]
-            [InlineData("TQ==", (byte)77)]
+            [InlineData("TWFu", (byte) 77, (byte) 97, (byte) 110)]
+            [InlineData("TWE=", (byte) 77, (byte) 97)]
+            [InlineData("TQ==", (byte) 77)]
             public void ParseAndFormat_Valid(string text, params byte[] bytes)
             {
                 var parsedBytes = CloudEventAttributeType.Binary.Parse(text);
@@ -199,7 +199,7 @@ namespace CloudNative.CloudEvents.UnitTests
             [InlineData(0x20, 0xd800)] // High surrogate at end of string
             public void InvalidSurrogates(int first, int second)
             {
-                string text = $"{(char)first}{(char)second}";
+                string text = $"{(char) first}{(char) second}";
                 Assert.Throws<ArgumentException>(() => CloudEventAttributeType.String.Validate(text));
             }
         }

test/CloudNative.CloudEvents.UnitTests/CloudEventTest.cs

@@ -37,7 +37,7 @@ namespace CloudNative.CloudEvents.UnitTests
             Assert.Equal(MediaTypeNames.Text.Xml, cloudEvent.DataContentType);
             Assert.Equal("<much wow=\"xml\"/>", cloudEvent.Data);
 
-            Assert.Equal("value", (string?)cloudEvent["comexampleextension1"]);
+            Assert.Equal("value", (string?) cloudEvent["comexampleextension1"]);
         }
 
         [Fact]
@@ -47,7 +47,7 @@ namespace CloudNative.CloudEvents.UnitTests
 
             var cloudEvent = new CloudEvent(new[] { extension })
             {
-                Type =  "com.github.pull.create",
+                Type = "com.github.pull.create",
                 Id = "A234-1234-1234",
                 Time = sampleTimestamp,
                 [extension] = 10
@@ -263,10 +263,10 @@ namespace CloudNative.CloudEvents.UnitTests
         public void Indexer_NullKey_Throws()
         {
             var cloudEvent = new CloudEvent();
-            Assert.Throws<ArgumentNullException>(() => cloudEvent[(string)null!]);
-            Assert.Throws<ArgumentNullException>(() => cloudEvent[(CloudEventAttribute)null!]);
-            Assert.Throws<ArgumentNullException>(() => cloudEvent[(string)null!] = "text");
-            Assert.Throws<ArgumentNullException>(() => cloudEvent[(CloudEventAttribute)null!] = "text");
+            Assert.Throws<ArgumentNullException>(() => cloudEvent[(string) null!]);
+            Assert.Throws<ArgumentNullException>(() => cloudEvent[(CloudEventAttribute) null!]);
+            Assert.Throws<ArgumentNullException>(() => cloudEvent[(string) null!] = "text");
+            Assert.Throws<ArgumentNullException>(() => cloudEvent[(CloudEventAttribute) null!] = "text");
         }
 
         [Fact]

test/CloudNative.CloudEvents.UnitTests/Http/HttpClientExtensionsTest.cs

@@ -216,7 +216,7 @@ namespace CloudNative.CloudEvents.Http.UnitTests
                 };
 
                 await cloudEvent.CopyToHttpListenerResponseAsync(context.Response, ContentMode.Binary, new JsonEventFormatter());
-                context.Response.StatusCode = (int)HttpStatusCode.OK;
+                context.Response.StatusCode = (int) HttpStatusCode.OK;
             });
 
             var httpClient = new HttpClient();
@@ -283,7 +283,7 @@ namespace CloudNative.CloudEvents.Http.UnitTests
                 Assert.Equal("value", receivedCloudEvent["comexampleextension1"]);
                 // The non-ASCII attribute value should have been correctly URL-decoded.
                 Assert.Equal("æøå", receivedCloudEvent["utf8examplevalue"]);
-                context.Response.StatusCode = (int)HttpStatusCode.NoContent;
+                context.Response.StatusCode = (int) HttpStatusCode.NoContent;
                 return Task.CompletedTask;
             });
 
@@ -314,7 +314,7 @@ namespace CloudNative.CloudEvents.Http.UnitTests
                 };
 
                 await cloudEvent.CopyToHttpListenerResponseAsync(context.Response, ContentMode.Structured, new JsonEventFormatter());
-                context.Response.StatusCode = (int)HttpStatusCode.OK;
+                context.Response.StatusCode = (int) HttpStatusCode.OK;
             });
 
             var httpClient = new HttpClient();
@@ -384,7 +384,7 @@ namespace CloudNative.CloudEvents.Http.UnitTests
 
                 Assert.Equal("value", receivedCloudEvent["comexampleextension1"]);
                 Assert.Equal("æøå", receivedCloudEvent["utf8examplevalue"]);
-                context.Response.StatusCode = (int)HttpStatusCode.NoContent;
+                context.Response.StatusCode = (int) HttpStatusCode.NoContent;
                 return Task.CompletedTask;
             });
 

test/CloudNative.CloudEvents.UnitTests/Http/HttpListenerExtensionsTest.cs

@@ -305,7 +305,7 @@ namespace CloudNative.CloudEvents.Http.UnitTests
             {
                 executed = true;
                 result = await handler(context);
-                context.Response.StatusCode = (int)HttpStatusCode.NoContent;
+                context.Response.StatusCode = (int) HttpStatusCode.NoContent;
             };
 
             var httpClient = new HttpClient();

test/CloudNative.CloudEvents.UnitTests/Http/HttpTestBase.cs

@@ -103,7 +103,7 @@ namespace CloudNative.CloudEvents.Http.UnitTests
             try
             {
                 listener.Start();
-                return ((IPEndPoint)listener.LocalEndpoint).Port;
+                return ((IPEndPoint) listener.LocalEndpoint).Port;
             }
             finally
             {

test/CloudNative.CloudEvents.UnitTests/Http/HttpWebExtensionsTest.cs

@@ -56,11 +56,11 @@ namespace CloudNative.CloudEvents.Http.UnitTests
 
                 Assert.Equal("value", receivedCloudEvent["comexampleextension1"]);
                 Assert.Equal("æøå", receivedCloudEvent["utf8examplevalue"]);
-                context.Response.StatusCode = (int)HttpStatusCode.NoContent;
+                context.Response.StatusCode = (int) HttpStatusCode.NoContent;
                 return Task.CompletedTask;
             });
 
-            var result = (HttpWebResponse)await httpWebRequest.GetResponseAsync();
+            var result = (HttpWebResponse) await httpWebRequest.GetResponseAsync();
             var content = new StreamReader(result.GetResponseStream()).ReadToEnd();
             Assert.True(result.StatusCode == HttpStatusCode.NoContent, content);
         }
@@ -100,7 +100,7 @@ namespace CloudNative.CloudEvents.Http.UnitTests
 
                 Assert.Equal("value", receivedCloudEvent["comexampleextension1"]);
                 Assert.Equal("æøå", receivedCloudEvent["utf8examplevalue"]);
-                context.Response.StatusCode = (int)HttpStatusCode.NoContent;
+                context.Response.StatusCode = (int) HttpStatusCode.NoContent;
                 return Task.CompletedTask;
             });
 

test/CloudNative.CloudEvents.UnitTests/Kafka/KafkaTest.cs

@@ -79,7 +79,7 @@ namespace CloudNative.CloudEvents.Kafka.UnitTests
             Assert.Equal(MediaTypeNames.Text.Xml, receivedCloudEvent.DataContentType);
             Assert.Equal("<much wow=\"xml\"/>", receivedCloudEvent.Data);
 
-            Assert.Equal("value", (string?)receivedCloudEvent["comexampleextension1"]);
+            Assert.Equal("value", (string?) receivedCloudEvent["comexampleextension1"]);
         }
 
         [Fact]
@@ -126,7 +126,7 @@ namespace CloudNative.CloudEvents.Kafka.UnitTests
             Assert.Equal("<much wow=\"xml\"/>", receivedCloudEvent.Data);
             Assert.Equal("hello much wow", (string?) receivedCloudEvent[Partitioning.PartitionKeyAttribute]);
 
-            Assert.Equal("value", (string?)receivedCloudEvent["comexampleextension1"]);
+            Assert.Equal("value", (string?) receivedCloudEvent["comexampleextension1"]);
         }
 
         [Theory]
@@ -176,8 +176,8 @@ namespace CloudNative.CloudEvents.Kafka.UnitTests
             AssertTimestampsEqual("2018-04-05T17:31:00Z", receivedCloudEvent.Time!.Value);
             Assert.Equal(contentType, receivedCloudEvent.DataContentType);
             Assert.Equal(expectedDecodedResult, receivedCloudEvent.Data);
-            Assert.Equal("hello much wow", (string?)receivedCloudEvent[Partitioning.PartitionKeyAttribute]);
-            Assert.Equal("value", (string?)receivedCloudEvent["comexampleextension1"]);
+            Assert.Equal("hello much wow", (string?) receivedCloudEvent[Partitioning.PartitionKeyAttribute]);
+            Assert.Equal("value", (string?) receivedCloudEvent["comexampleextension1"]);
         }
 
         [Fact]
@@ -212,7 +212,7 @@ namespace CloudNative.CloudEvents.Kafka.UnitTests
                     var surrogate = serializer.Deserialize<List<Header>>(reader)!;
                     var headers = new Headers();
 
-                    foreach(var header in surrogate)
+                    foreach (var header in surrogate)
                     {
                         headers.Add(header.Key, header.GetValueBytes());
                     }
@@ -247,7 +247,7 @@ namespace CloudNative.CloudEvents.Kafka.UnitTests
 
             public override void WriteJson(JsonWriter writer, object? value, JsonSerializer serializer)
             {
-                var header = (IHeader)value!;
+                var header = (IHeader) value!;
                 var container = new HeaderContainer { Key = header.Key, Value = header.GetValueBytes() };
                 serializer.Serialize(writer, container);
             }

test/CloudNative.CloudEvents.UnitTests/Mqtt/MqttTest.cs

@@ -76,7 +76,7 @@ namespace CloudNative.CloudEvents.Mqtt.UnitTests
             Assert.Equal(MediaTypeNames.Text.Xml, receivedCloudEvent.DataContentType);
             Assert.Equal("<much wow=\"xml\"/>", receivedCloudEvent.Data);
 
-            Assert.Equal("value", (string?)receivedCloudEvent["comexampleextension1"]);
+            Assert.Equal("value", (string?) receivedCloudEvent["comexampleextension1"]);
         }
     }
 }

test/CloudNative.CloudEvents.UnitTests/NewtonsoftJson/GenericJsonEventFormatterTest.cs

@@ -26,7 +26,7 @@ namespace CloudNative.CloudEvents.NewtonsoftJson.UnitTests
             var formatter = CreateFormatter<AttributedModel>();
             var cloudEvent = formatter.DecodeStructuredModeMessage(bytes, null, null);
 
-            var model = (AttributedModel)cloudEvent.Data!;
+            var model = (AttributedModel) cloudEvent.Data!;
             Assert.Equal("test", model.AttributedProperty);
         }
 
@@ -40,7 +40,7 @@ namespace CloudNative.CloudEvents.NewtonsoftJson.UnitTests
             var formatter = CreateFormatter<AttributedModel>();
             var cloudEvent = formatter.DecodeStructuredModeMessage(bytes, new ContentType("text/plain"), null);
 
-            var model = (AttributedModel)cloudEvent.Data!;
+            var model = (AttributedModel) cloudEvent.Data!;
             Assert.Equal("test", model.AttributedProperty);
         }
 
@@ -76,7 +76,7 @@ namespace CloudNative.CloudEvents.NewtonsoftJson.UnitTests
             var cloudEvent = new CloudEvent();
             formatter.DecodeBinaryModeEventData(bytes, cloudEvent);
 
-            var model = (AttributedModel)cloudEvent.Data!;
+            var model = (AttributedModel) cloudEvent.Data!;
             Assert.Equal("test", model.AttributedProperty);
         }
 
@@ -98,7 +98,7 @@ namespace CloudNative.CloudEvents.NewtonsoftJson.UnitTests
             var body = formatter.EncodeStructuredModeMessage(cloudEvent, out _);
             var jobject = JsonEventFormatterTest.ParseJson(body);
             Assert.False(jobject.ContainsKey("data_base64"));
-            var data = (JObject)jobject["data"]!;
+            var data = (JObject) jobject["data"]!;
 
             new JTokenAsserter
             {

test/CloudNative.CloudEvents.UnitTests/NewtonsoftJson/SpecializedFormatterTest.cs

@@ -1,4 +1,4 @@
-// Copyright 2021 Cloud Native Foundation. 
+// Copyright 2021 Cloud Native Foundation. 
 // Licensed under the Apache 2.0 license.
 // See LICENSE file in the project root for full license information.
 
@@ -158,7 +158,7 @@ namespace CloudNative.CloudEvents.NewtonsoftJson.UnitTests
             {
                 if (cloudEvent.DataContentType == TextBinaryContentType && dataBase64Token.Type == JTokenType.String)
                 {
-                    cloudEvent.Data = Encoding.UTF8.GetString(Convert.FromBase64String((string)dataBase64Token!));
+                    cloudEvent.Data = Encoding.UTF8.GetString(Convert.FromBase64String((string) dataBase64Token!));
                 }
                 else
                 {
@@ -170,7 +170,7 @@ namespace CloudNative.CloudEvents.NewtonsoftJson.UnitTests
             {
                 if (cloudEvent.DataContentType == GuidContentType && dataToken.Type == JTokenType.String)
                 {
-                    string text = (string)dataToken!;
+                    string text = (string) dataToken!;
                     if (!text.StartsWith(GuidPrefix))
                     {
                         throw new ArgumentException("Invalid GUID text data");

test/CloudNative.CloudEvents.UnitTests/NewtonsoftJson/SpecializedJsonReaderTest.cs

@@ -33,8 +33,8 @@ namespace CloudNative.CloudEvents.NewtonsoftJson.UnitTests
             var event1 = formatter.DecodeStructuredModeMessage(CreateJsonStream(), null, null);
             var event2 = formatter.DecodeStructuredModeMessage(CreateJsonStream(), null, null);
 
-            JObject data1 = (JObject)event1.Data!;
-            JObject data2 = (JObject)event2.Data!;
+            JObject data1 = (JObject) event1.Data!;
+            JObject data2 = (JObject) event2.Data!;
 
             var property1 = data1.Properties().Single();
             var property2 = data2.Properties().Single();
@@ -49,8 +49,8 @@ namespace CloudNative.CloudEvents.NewtonsoftJson.UnitTests
             var event1 = formatter.DecodeStructuredModeMessage(CreateJsonStream(), null, null);
             var event2 = formatter.DecodeStructuredModeMessage(CreateJsonStream(), null, null);
 
-            JObject data1 = (JObject)event1.Data!;
-            JObject data2 = (JObject)event2.Data!;
+            JObject data1 = (JObject) event1.Data!;
+            JObject data2 = (JObject) event2.Data!;
 
             var property1 = data1.Properties().Single();
             var property2 = data2.Properties().Single();

test/CloudNative.CloudEvents.UnitTests/SystemTextJson/GenericJsonEventFormatterTest.cs

@@ -27,7 +27,7 @@ namespace CloudNative.CloudEvents.SystemTextJson.UnitTests
             var formatter = CreateFormatter<AttributedModel>();
             var cloudEvent = formatter.DecodeStructuredModeMessage(bytes, null, null);
 
-            var model = (AttributedModel)cloudEvent.Data!;
+            var model = (AttributedModel) cloudEvent.Data!;
             Assert.Equal("test", model.AttributedProperty);
         }
 
@@ -41,7 +41,7 @@ namespace CloudNative.CloudEvents.SystemTextJson.UnitTests
             var formatter = CreateFormatter<AttributedModel>();
             var cloudEvent = formatter.DecodeStructuredModeMessage(bytes, new ContentType("text/plain"), null);
 
-            var model = (AttributedModel)cloudEvent.Data!;
+            var model = (AttributedModel) cloudEvent.Data!;
             Assert.Equal("test", model.AttributedProperty);
         }
 
@@ -77,7 +77,7 @@ namespace CloudNative.CloudEvents.SystemTextJson.UnitTests
             var cloudEvent = new CloudEvent();
             formatter.DecodeBinaryModeEventData(bytes, cloudEvent);
 
-            var model = (AttributedModel)cloudEvent.Data!;
+            var model = (AttributedModel) cloudEvent.Data!;
             Assert.Equal("test", model.AttributedProperty);
         }
 

test/CloudNative.CloudEvents.UnitTests/SystemTextJson/JsonEventFormatterTest.cs

@@ -672,10 +672,10 @@ namespace CloudNative.CloudEvents.SystemTextJson.UnitTests
             var formatter = new JsonEventFormatter();
             var cloudEvent = formatter.DecodeStructuredModeMessage(bytes, s_jsonCloudEventContentType, AllTypesExtensions);
             Assert.Equal(SampleBinaryData, cloudEvent["binary"]);
-            Assert.True((bool)cloudEvent["boolean"]!);
+            Assert.True((bool) cloudEvent["boolean"]!);
             Assert.Equal(10, cloudEvent["integer"]);
             Assert.Equal("text", cloudEvent["string"]);
-            AssertTimestampsEqual(SampleTimestamp, (DateTimeOffset)cloudEvent["timestamp"]!);
+            AssertTimestampsEqual(SampleTimestamp, (DateTimeOffset) cloudEvent["timestamp"]!);
             Assert.Equal(SampleUri, cloudEvent["uri"]);
             Assert.Equal(SampleUriReference, cloudEvent["urireference"]);
         }