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examples/hvec_example.cpp

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+#include <print>
+#include <vector>
+
+#include <snipplib/containers/snplib_hvec.h>
+
+using namespace snplib;
+
+struct visitor {
+    using types = std::tuple<std::string, unsigned long>;
+
+    void operator()(auto& v)
+    {
+        using val_t = std::decay_t<decltype(v)>;
+
+        if constexpr (std::ranges::input_range<val_t>) {
+            std::println("range val = {}", v);
+        } else {
+            std::println("val = {}", v);
+        }
+    }
+};
+
+
+int main()
+{
+    HeterogenVec vec;
+
+    vec.push(1.1);
+    vec.push(std::string{"AAA"});
+    vec.push(100UL);
+    vec.push(200UL);
+    vec.push(300UL);
+
+    std::vector<char> v{'q', 'w', 'e'};
+
+    vec.emplace<std::string>(std::from_range_t{}, v);
+
+    vec.visit(visitor{});
+    vec.visitRange(visitor{});
+
+    vec.clear();
+
+    std::println("\n\tafter clear() ...");
+    vec.visit(visitor{});
+
+    return 0;
+}