static MetacallEntryPoint()
{
log.Info("CSLoader Initialization - Runtime Version: "
+ RuntimeEnvironment.GetSystemVersion()
+ " - Language Version: "
+ LanguageVersionFacts.ToDisplayString(LanguageVersionFacts.MapSpecifiedToEffectiveVersion(LanguageVersion.Latest)));
#if NETCOREAPP1_0 || NETCOREAPP1_1 || NETCOREAPP1_2
loader = new Providers.LoaderV1(log);
#elif NETCOREAPP2_0 || NETCOREAPP2_1 || NETCOREAPP2_2 || NET5_0 // TODO: Implement or test support for 3
loader = new Providers.LoaderV2(log);
#else
# error "NET Core platform not supported"
#endif
}
/// <summary>
/// Sets the C# language version to target when generating code.
/// </summary>
/// <param name="builder">The <see cref="RazorProjectEngineBuilder"/>.</param>
/// <param name="csharpLanguageVersion">The C# <see cref="LanguageVersion"/>.</param>
/// <returns>The <see cref="RazorProjectEngineBuilder"/>.</returns>
public static RazorProjectEngineBuilder SetCSharpLanguageVersion(this RazorProjectEngineBuilder builder, LanguageVersion csharpLanguageVersion)
{
if (builder == null)
{
throw new ArgumentNullException(nameof(builder));
}
var existingFeature = builder.Features.OfType <ConfigureParserForCSharpVersionFeature>().FirstOrDefault();
if (existingFeature != null)
{
builder.Features.Remove(existingFeature);
}
// This will convert any "latest", "default" or "LatestMajor" LanguageVersions into their numerical equivalent.
var effectiveCSharpLanguageVersion = LanguageVersionFacts.MapSpecifiedToEffectiveVersion(csharpLanguageVersion);
builder.Features.Add(new ConfigureParserForCSharpVersionFeature(effectiveCSharpLanguageVersion));
return(builder);
}
