public object? ReadYaml()

in src/Elastic.Markdown/Myst/FrontMatter/Deployment.cs [72:140]
58 lines of code
13 McCabe index (conditional complexity)

	public object? ReadYaml(IParser parser, Type type, ObjectDeserializer rootDeserializer)
	{
		if (parser.TryConsume<Scalar>(out var value))
		{
			if (string.IsNullOrWhiteSpace(value.Value))
				return Deployment.All;
			if (string.Equals(value.Value, "all", StringComparison.InvariantCultureIgnoreCase))
				return Deployment.All;
		}

		var deserialized = rootDeserializer.Invoke(typeof(Dictionary<string, string>));
		if (deserialized is not Dictionary<string, string> { Count: > 0 } dictionary)
			return null;

		var deployment = new Deployment();

		if (TryGetAvailability("cloud", out var version))
		{
			deployment.Cloud ??= new CloudManagedDeployment();
			deployment.Cloud.Serverless = version;
			deployment.Cloud.Hosted = version;
		}

		if (TryGetAvailability("self", out version))
		{
			deployment.SelfManaged ??= new SelfManagedDeployment();
			deployment.SelfManaged.Ece = version;
			deployment.SelfManaged.Eck = version;
			deployment.SelfManaged.Stack = version;
		}

		if (TryGetAvailability("stack", out version))
		{
			deployment.SelfManaged ??= new SelfManagedDeployment();
			deployment.SelfManaged.Stack = version;
		}

		if (TryGetAvailability("ece", out version))
		{
			deployment.SelfManaged ??= new SelfManagedDeployment();
			deployment.SelfManaged.Ece = version;
		}

		if (TryGetAvailability("eck", out version))
		{
			deployment.SelfManaged ??= new SelfManagedDeployment();
			deployment.SelfManaged.Eck = version;
		}

		if (TryGetAvailability("hosted", out version))
		{
			deployment.Cloud ??= new CloudManagedDeployment();
			deployment.Cloud.Hosted = version;
		}

		if (TryGetAvailability("serverless", out version))
		{
			deployment.Cloud ??= new CloudManagedDeployment();
			deployment.Cloud.Serverless = version;
		}

		return deployment;

		bool TryGetAvailability(string key, out Applicability? semVersion)
		{
			semVersion = null;
			return dictionary.TryGetValue(key, out var v) && Applicability.TryParse(v, out semVersion);
		}
	}