mrdocs::Visitor
A visitor for a type
Synopsis
Declared in <mrdocs/Support/Visitor.hpp>
template<
typename Base,
typename Fn,
typename... Args>
class Visitor;Description
This class is used to implement the visitor pattern. It stores a reference to an object of type Base, and a function object Fn which is called with the derived type as the first argument, followed by Args.
The visitor is constructed with the object to visit, the function object, and the arguments to pass to the function object.
The method visit is a template which accepts a derived type of Base. It calls the function object with the derived type as the first argument, followed by the arguments passed to the constructor.
Template Parameters
| Name | Description |
|---|---|
Base |
The base type of the object |
Fn |
The function object type |
Args |
The argument types |
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