cpp_design_patterns/CaseStudies/TextProcessor/DynamicVariant.cpp at master · pelocpp/cpp_design_patterns · GitHub

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// ===========================================================================
// DynamicVariant.cpp
// ===========================================================================

#include <iostream>
#include <sstream>
#include <string>
#include <vector>
#include <memory>

#include "RenderListStrategy.h"
#include "RenderHtmlListStrategy.h"
#include "RenderMarkdownListStrategy.h"
#include "RenderTextProcessor.h"

void test_render_app_dynamically()
{
    RenderTextProcessor processor;

    // 'markdown' strategy (should be created externally to client)
    processor.setOutputFormat(std::make_unique<RenderMarkdownListStrategy>());
    processor.appendList({ "foo", "bar", "baz" });
    std::cout << processor.toString() << std::endl;

    // 'html' strategy (should be created externally to client)
    processor.clear();
    processor.setOutputFormat(std::make_unique<RenderHtmlListStrategy>());
    processor.appendList({ "FOO", "BAR", "BAZ" });
    std::cout << processor.toString() << std::endl;
}

// ===========================================================================
// End-of-File
// ===========================================================================