static bool TryGetAttribute(XmlNode node, string attribute, out CapnpGen.CapParameterType value)
{
value = CapnpGen.CapParameterType.@float;
if (node.Attributes[attribute] == null)
{
return(false);
}
string valueString = node.Attributes[attribute].Value;
var enumValues = Enum.GetValues(typeof(CapnpGen.CapParameterType));
foreach (var enumValue in enumValues)
{
string enumValueString = enumValue.ToString();
if (enumValueString[0] == '@') // Capnproto will prepend "@" on reserved keywords, let's filter that away
{
enumValueString = enumValueString.Substring(1);
}
if (valueString == enumValueString)
{
value = (CapnpGen.CapParameterType)enumValue;
return(true);
}
}
return(false);
}
static bool ParseParameter(XmlNode parameterNode, List <CapnpGen.CapParameter> parameters, out string error)
{
error = "";
CapnpGen.CapParameter parameter = new CapnpGen.CapParameter();
string name = "";
if (!TryGetAttribute(parameterNode, "name", out name))
{
error = "Parameter node does not have a name attribute";
return(false);
}
parameter.Name = name;
CapnpGen.CapParameterType parameterType = CapnpGen.CapParameterType.@float;
if (!TryGetAttribute(parameterNode, "type", out parameterType))
{
error = "Parameter node \"" + parameter.Name + "\" does not have a valid type attribute, valid values: ";
var values = Enum.GetValues(typeof(CapnpGen.CapParameterType));
foreach (var value in values)
{
string valueString = value.ToString();
if (valueString[0] == '@') // Capnproto will prepend "@" on reserved keywords, let's filter that away
{
valueString = valueString.Substring(1);
}
error += value + " ";
}
return(false);
}
parameter.Type = parameterType;
if (parameterType.ToString().StartsWith("texture"))
{
CapnpGen.CapSubType subType = CapnpGen.CapSubType.@float;
if (!TryGetAttribute(parameterNode, "subtype", out subType))
{
error = "Parameter node \"" + parameter.Name + "\" is of a texture type but does not have a valid subtype attribute, valid values: ";
var values = Enum.GetValues(typeof(CapnpGen.CapSubType));
foreach (var value in values)
{
string valueString = value.ToString();
if (valueString[0] == '@') // Capnproto will prepend "@" on reserved keywords, let's filter that away
{
valueString = valueString.Substring(1);
}
error += value + " ";
}
return(false);
}
parameter.SubType = subType;
}
parameters.Add(parameter);
return(true);
}
