diff options
Diffstat (limited to 'deps/sol2/examples/source/c_array.cpp')
| -rw-r--r-- | deps/sol2/examples/source/c_array.cpp | 55 |
1 files changed, 55 insertions, 0 deletions
diff --git a/deps/sol2/examples/source/c_array.cpp b/deps/sol2/examples/source/c_array.cpp new file mode 100644 index 0000000..084c04d --- /dev/null +++ b/deps/sol2/examples/source/c_array.cpp @@ -0,0 +1,55 @@ +#define SOL_ALL_SAFETIES_ON 1
+#include <sol/sol.hpp>
+
+#include "assert.hpp"
+
+#include <iostream>
+
+struct something {
+ int arr[4];
+
+ something() : arr{ 5, 6, 7, 8 } {}
+};
+
+int main() {
+
+ std::cout << "=== c arrays (works with Visual C++ too) ===" << std::endl;
+
+ sol::state lua;
+ lua.open_libraries(sol::lib::base);
+
+ lua.new_usertype<something>("something",
+ "arr", sol::property([](something& s) {
+ return std::ref(s.arr);
+ })
+ );
+ lua.script(R"(s = something.new()
+ print(s.arr[3])
+ s.arr[3] = 40
+ print(s.arr[3])
+ )");
+
+ something& s = lua["s"];
+ c_assert(s.arr[0] == 5);
+ c_assert(s.arr[1] == 6);
+ c_assert(s.arr[2] == 40);
+ c_assert(s.arr[3] == 8);
+
+ std::string string_array[] = {
+ "first string",
+ "second string",
+ "third string",
+ };
+ lua["str_arr"] = std::ref(string_array);
+ // or:
+ // lua["str_array"] = &string_array;
+ lua.script(R"(
+ print(str_arr[3])
+ str_arr[3] = str_arr[3] .. ': modified'
+ print(str_arr[3])
+ )");
+
+ c_assert(string_array[2] == "third string: modified");
+
+ return 0;
+}
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