is_integer.hpp 1.7 KB

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  1. // sol2
  2. // The MIT License (MIT)
  3. // Copyright (c) 2013-2022 Rapptz, ThePhD and contributors
  4. // Permission is hereby granted, free of charge, to any person obtaining a copy of
  5. // this software and associated documentation files (the "Software"), to deal in
  6. // the Software without restriction, including without limitation the rights to
  7. // use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
  8. // the Software, and to permit persons to whom the Software is furnished to do so,
  9. // subject to the following conditions:
  10. // The above copyright notice and this Spermission notice shall be included in all
  11. // copies or substantial portions of the Software.
  12. // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  13. // IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
  14. // FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
  15. // COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
  16. // IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
  17. // CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  18. #ifndef SOL_IS_INTEGER_HPP
  19. #define SOL_IS_INTEGER_HPP
  20. #include <sol/object.hpp>
  21. namespace sol::utility {
  22. // Returns true if the object is represented by an integer,
  23. // not a floating point number or any other type.
  24. inline bool is_integer(const sol::object& object) {
  25. auto pp = stack::push_pop(object);
  26. return lua_isinteger(object.lua_state(), -1);
  27. }
  28. inline bool is_integer(const sol::stack_object& object) {
  29. return lua_isinteger(object.lua_state(), object.stack_index());
  30. }
  31. } // namespace sol::utility
  32. #endif // SOL_IS_INTEGER_HPP