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-rw-r--r--lib/sol2/examples/source/require_override_behavior.cpp76
1 files changed, 0 insertions, 76 deletions
diff --git a/lib/sol2/examples/source/require_override_behavior.cpp b/lib/sol2/examples/source/require_override_behavior.cpp
deleted file mode 100644
index 2af8dd0..0000000
--- a/lib/sol2/examples/source/require_override_behavior.cpp
+++ /dev/null
@@ -1,76 +0,0 @@
-// Thanks to OrfeasZ for their answer to
-// an issue for this example!
-#define SOL_ALL_SAFETIES_ON 1
-#include <sol/sol.hpp>
-
-#include "assert.hpp"
-
-#include <iostream>
-#include <exception>
-
-// Use raw function of form "int(lua_State*)"
-// -- this is called a "raw C function",
-// and matches the type for lua_CFunction
-int LoadFileRequire(lua_State* L) {
- // use sol3 stack API to pull
- // "first argument"
- std::string path = sol::stack::get<std::string>(L, 1);
-
- if (path == "a") {
- std::string script = R"(
- print("Hello from module land!")
- test = 123
- return "bananas"
- )";
- // load "module", but don't run it
- luaL_loadbuffer(L, script.data(), script.size(), path.c_str());
- // returning 1 object left on Lua stack:
- // a function that, when called, executes the script
- // (this is what lua_loadX/luaL_loadX functions return
- return 1;
- }
-
- sol::stack::push(L, "This is not the module you're looking for!");
- return 1;
-}
-
-int main() {
- std::cout << "=== require override behavior ===" << std::endl;
-
- sol::state lua;
- // need base for print,
- // need package for package/searchers/require
- lua.open_libraries(sol::lib::base, sol::lib::package);
-
- lua.clear_package_loaders( );
- lua.add_package_loader(LoadFileRequire);
-
- // this will call our function for
- // the searcher and it will succeed
- auto a_result = lua.safe_script(R"(
- local a = require("a")
- print(a)
- print(test)
- )", sol::script_pass_on_error);
- c_assert(a_result.valid());
- try {
- // this will always fail
- auto b_result = lua.safe_script(R"(
- local b = require("b")
- print(b)
- )", sol::script_throw_on_error);
- // this will not be executed because of the throw,
- // but it better be true regardless!
- c_assert(!b_result.valid());
- }
- catch (const std::exception& ex) {
- // Whenever sol3 throws an exception from panic,
- // catch
- std::cout << "Something went wrong, as expected:\n" << ex.what() << std::endl;
- // and CRASH / exit the application
- return 0;
- }
-
- // If we get here something went wrong...!
- return -1;
-}