Crow/tests/template/mustachetest.cpp

#include <fstream>
#include <iostream>
#include <iterator>
#include <string>

#include "crow/json.h"
#include "crow/mustache.h"

using namespace std;
using namespace crow;
using namespace crow::mustache;

string read_all(const string& filename)
{
    ifstream is(filename);
    return {istreambuf_iterator<char>(is), istreambuf_iterator<char>()};
}

int main()
{
    auto data = json::load(read_all("data"));
    auto templ = compile(read_all("template"));
    auto partials = json::load(read_all("partials"));
    set_loader([&](std::string name) -> std::string {
        if (partials.count(name))
        {
            return partials[name].s();
        }
        return "";
    });
    context ctx(data);
    cout << templ.render_string(ctx);
    return 0;
}