aboutsummaryrefslogtreecommitdiffstats
path: root/lib/sol2/examples/source/protected_functions.cpp
diff options
context:
space:
mode:
Diffstat (limited to 'lib/sol2/examples/source/protected_functions.cpp')
-rw-r--r--lib/sol2/examples/source/protected_functions.cpp47
1 files changed, 0 insertions, 47 deletions
diff --git a/lib/sol2/examples/source/protected_functions.cpp b/lib/sol2/examples/source/protected_functions.cpp
deleted file mode 100644
index 7e217fc..0000000
--- a/lib/sol2/examples/source/protected_functions.cpp
+++ /dev/null
@@ -1,47 +0,0 @@
-#define SOL_ALL_SAFETIES_ON 1
-#include <sol/sol.hpp>
-
-#include <iostream>
-
-int main() {
- std::cout << "=== protected_functions ===" << std::endl;
-
- sol::state lua;
- lua.open_libraries(sol::lib::base);
-
- // A complicated function which can error out
- // We define both in terms of Lua code
-
- lua.script(R"(
- function handler (message)
- return "Handled this message: " .. message
- end
-
- function f (a)
- if a < 0 then
- error("negative number detected")
- end
- return a + 5
- end
- )");
-
- // Get a protected function out of Lua
- sol::protected_function f(lua["f"], lua["handler"]);
-
- sol::protected_function_result result = f(-500);
- if (result.valid()) {
- // Call succeeded
- int x = result;
- std::cout << "call succeeded, result is " << x << std::endl;
- }
- else {
- // Call failed
- sol::error err = result;
- std::string what = err.what();
- std::cout << "call failed, sol::error::what() is " << what << std::endl;
- // 'what' Should read
- // "Handled this message: negative number detected"
- }
-
- std::cout << std::endl;
-}