...

mcc/tests/cfg_test.cpp

@@ -0,0 +1,54 @@
+#include <iostream>
+
+#include "../../asibfm700/asibfm700_configfile.h"
+
+template <typename VT>
+struct rec_t {
+    std::string_view key;
+    VT value;
+};
+
+static std::string_view cfg_str = R"--(A   = 11
+   B=3.3
+   # this is comment
+C =  WWWWWeeeWWWW
+
+E = 10,20, 40, 32
+)--";
+
+int main()
+{
+    auto desc = std::make_tuple(rec_t{"A", 1}, rec_t{"B", 2.2}, rec_t{"C", std::string("EEE")}, rec_t{"D", 3.3},
+                                rec_t{"E", std::vector<int>{1, 2, 3}});
+
+    asibfm700::ConfigHolder ch(desc);
+
+    // auto err = ch.parse(cfg_str, [](auto s, auto &v) {
+    //     if constexpr (std::is_arithmetic_v<std::decay_t<decltype(v)>>) {
+    //         v = 77;
+    //     } else {
+    //         v = std::string{s.begin(), s.end()};
+    //     }
+
+    //     return true;
+    // });
+
+    auto err = ch.parse(cfg_str);
+
+    auto v = ch.value<float>("A");
+
+    std::cout << v.value() << "\n";
+
+    // auto v2 = ch.value<std::string>("D");
+    auto v2 = ch.value<std::string>("C");
+    std::cout << v2.value_or("<no value>") << "\n";
+
+    auto v3 = ch.value<std::vector<int>>("E");
+    std::cout << "[";
+    for (auto& el : v3.value_or({0, 0, 0})) {
+        std::cout << el << " ";
+    }
+    std::cout << "]\n";
+
+    return 0;
+}