public FxFunction(ReadOnlyMemory <char> functionName, FxTypeReference returnType, List <FxVariable> parameters, FxScope functionBody)
{
_name = functionName;
_returnType = returnType;
_parameters = parameters;
_body = functionBody;
}
public FxVariable(FxTypeReference type, ReadOnlyMemory <char> name)
{
Type = type;
Name = name;
}