sol::stack::getter< this_environment > Struct Template Reference

#include <sol.hpp>

Static Public Member Functions
static this_environment	get (lua_State *L, int, record &tracking)

Member Function Documentation

get()

static this_environment sol::stack::getter< this_environment >::get ( lua_State *  L, int  , record &  tracking  )

inlinestatic

                                                                             {
                tracking.use(0);
                lua_Debug info;
                // Level 0 means current function (this C function, which may or may not be useful for us?)
                // Level 1 means next call frame up the stack. (Can be nothing if function called directly from C++ with lua_p/call)
                int pre_stack_size = lua_gettop(L);
                if (lua_getstack(L, 1, &info) != 1) {
                    if (lua_getstack(L, 0, &info) != 1) {
                        lua_settop(L, pre_stack_size);
                        return this_environment();
                    }
                }
                if (lua_getinfo(L, "f", &info) == 0) {
                    lua_settop(L, pre_stack_size);
                    return this_environment();
                }

                stack_reference f(L, -1);
                environment env(env_key, f);
                if (!env.valid()) {
                    lua_settop(L, pre_stack_size);
                    return this_environment();
                }
                return this_environment(std::move(env));
            }

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The documentation for this struct was generated from the following file:

• external/sol.hpp