GetMasterParamType accepts a list of ParamType and returns its master.

HasAlias returns any alias of the "pt" param type.

IsMaster returns true if the "pt" param type is a master one.

IsTrailing returns true if the "pt" param type is a marked as trailing, which should accept more than one path segment when in the end.

LookupParamType accepts the string representation of a parameter type.

ParamFunc holds the name of a parameter's function and its arguments (values) A param func is declared with: {param:int range(1,5)}, the range is the param function name the 1 and 5 are the two param function arguments range(1,5).

ParamStatement is a struct which holds all the necessary information about a macro parameter.