Remove unnecessary format param; clean up extra semi-colon

Author: MaggieKimani1

src/Microsoft.OpenApi.Hidi/OpenApiService.cs

@@ -254,7 +254,7 @@ private static async Task<OpenApiDocument> GetOpenApiAsync(HidiOptions options,
             else if (!string.IsNullOrEmpty(options.OpenApi))
             {
                 stream = await GetStreamAsync(options.OpenApi, logger, cancellationToken).ConfigureAwait(false);
-                var result = await ParseOpenApiAsync(options.OpenApi, format, options.InlineExternal, logger, stream, cancellationToken).ConfigureAwait(false);
+                var result = await ParseOpenApiAsync(options.OpenApi, options.InlineExternal, logger, stream, cancellationToken).ConfigureAwait(false);
                 document = result.Document;
             }
             else throw new InvalidOperationException("No input file path or URL provided");
@@ -351,8 +351,7 @@ private static MemoryStream ApplyFilterToCsdl(Stream csdlStream, string entitySe
             try
             {
                 using var stream = await GetStreamAsync(openApi, logger, cancellationToken).ConfigureAwait(false);
-                var openApiFormat = !string.IsNullOrEmpty(openApi) ? GetOpenApiFormat(openApi, logger) : OpenApiFormat.Yaml;
-                result = await ParseOpenApiAsync(openApi, openApiFormat.GetDisplayName(),false, logger, stream, cancellationToken).ConfigureAwait(false);
+                result = await ParseOpenApiAsync(openApi, false, logger, stream, cancellationToken).ConfigureAwait(false);
 
                 using (logger.BeginScope("Calculating statistics"))
                 {
@@ -380,7 +379,7 @@ private static MemoryStream ApplyFilterToCsdl(Stream csdlStream, string entitySe
             return result.Diagnostic.Errors.Count == 0;
         }
 
-        private static async Task<ReadResult> ParseOpenApiAsync(string openApiFile, string format, bool inlineExternal, ILogger logger, Stream stream, CancellationToken cancellationToken = default)
+        private static async Task<ReadResult> ParseOpenApiAsync(string openApiFile, bool inlineExternal, ILogger logger, Stream stream, CancellationToken cancellationToken = default)
         {
             ReadResult result;
             var stopwatch = Stopwatch.StartNew();
@@ -396,7 +395,7 @@ private static async Task<ReadResult> ParseOpenApiAsync(string openApiFile, stri
                         new Uri("file://" + new FileInfo(openApiFile).DirectoryName + Path.DirectorySeparatorChar)
                 };
 
-                result = await OpenApiDocument.LoadAsync(stream, format, settings, cancellationToken).ConfigureAwait(false);
+                result = await OpenApiDocument.LoadAsync(stream, settings: settings, cancellationToken: cancellationToken).ConfigureAwait(false);
 
                 logger.LogTrace("{Timestamp}ms: Completed parsing.", stopwatch.ElapsedMilliseconds);
 

src/Microsoft.OpenApi/Models/OpenApiOperation.cs

@@ -160,7 +160,7 @@ public void SerializeAsV3(IOpenApiWriter writer)
         /// </summary>
         private void SerializeInternal(IOpenApiWriter writer, OpenApiSpecVersion version, Action<IOpenApiWriter, IOpenApiSerializable> callback)
         {
-            Utils.CheckArgumentNull(writer);;
+            Utils.CheckArgumentNull(writer);
 
             writer.WriteStartObject();