InvalidOperationException when create schema on transformer #1227

using Asp.Versioning;
using Microsoft.AspNetCore.OpenApi;
using Microsoft.OpenApi;

var builder = WebApplication.CreateBuilder(args);

builder.Services
    .AddApiVersioning(static options =>
    {
        options.DefaultApiVersion = new ApiVersion(1, 0);
        options.ApiVersionReader = ApiVersionReader.Combine(
            new QueryStringApiVersionReader(),
            new HeaderApiVersionReader() { HeaderNames = { "x-api-version" } });
    })
    .AddApiExplorer(static options =>
    {
        options.GroupNameFormat = "'v'VVV";
        options.AssumeDefaultVersionWhenUnspecified = true;
    })
    .AddOpenApi(static options =>
    {
        var apiOptions = options.Document;

        apiOptions.AddOperationTransformer<AddSchemaBugOperationTransformer>();
    });

var app = builder.Build();

app.MapOpenApi().WithDocumentPerVersion();

var versionedApi = app.NewVersionedApi();

versionedApi.MapGet("/v1", () => "Hello from File-Based Web App! v1").HasApiVersion(new ApiVersion(1, 0));
versionedApi.MapGet("/v2", () => "Hello from File-Based Web App! v2").HasApiVersion(new ApiVersion(2, 0));

await app.RunAsync();

public class AddSchemaBugOperationTransformer : IOpenApiOperationTransformer
{
    public async Task TransformAsync(OpenApiOperation operation, OpenApiOperationTransformerContext context, CancellationToken cancellationToken)
    {
        var schema = await context.GetOrCreateSchemaAsync(typeof(Model), cancellationToken: cancellationToken).ConfigureAwait(false);
    }
}

public class Model
{
    public string Name { get; set; }
}

   在 Microsoft.Extensions.DependencyInjection.ServiceLookup.ThrowHelper.ThrowInvalidOperationException_NoKeyedServiceRegistered(Type serviceType, Type keyType)
   在 Microsoft.Extensions.DependencyInjection.ServiceProvider.GetRequiredKeyedService(Type serviceType, Object serviceKey, ServiceProviderEngineScope serviceProviderEngineScope)
   在 Microsoft.Extensions.DependencyInjection.ServiceProviderKeyedServiceExtensions.GetRequiredKeyedService[T](IServiceProvider provider, Object serviceKey)
   在 Microsoft.AspNetCore.OpenApi.OpenApiOperationTransformerContext.GetOrCreateSchemaAsync(Type type, ApiParameterDescription parameterDescription, CancellationToken cancellationToken)
   在 AddSchemaBugOperationTransformer.<TransformAsync>d__0.MoveNext() 在 D:\FileCSharp\VerApiBug\BugMin\BugMin.cs 中: 第 51 行
   在 Microsoft.AspNetCore.OpenApi.OpenApiDocumentService.<GetOperationsAsync>d__21.MoveNext()
   在 Microsoft.AspNetCore.OpenApi.OpenApiDocumentService.<GetOpenApiPathsAsync>d__20.MoveNext()
   在 Microsoft.AspNetCore.OpenApi.OpenApiDocumentService.<GetOpenApiDocumentAsync>d__12.MoveNext()
   在 Microsoft.Extensions.ApiDescriptions.OpenApiDocumentProvider.<GenerateAsync>d__3.MoveNext()
   在 Microsoft.Extensions.ApiDescriptions.OpenApiDocumentProvider.<GenerateAsync>d__2.MoveNext()
   在 Microsoft.WebTools.ApiEndpointDiscovery.OpenApiDocumentGenerator.<WriteOpenApiDocumentAsync>d__16.MoveNext()
   在 Microsoft.WebTools.ApiEndpointDiscovery.OpenApiDocumentGenerator.<GenerateOpenApiDocumentsAsync>d__15.MoveNext()