Type.h 1.6 KB

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  1. /*
  2. * Copyright (c) 2021, Jan de Visser <jan@de-visser.net>
  3. *
  4. * SPDX-License-Identifier: BSD-2-Clause
  5. */
  6. #pragma once
  7. #include <AK/HashMap.h>
  8. #include <AK/String.h>
  9. namespace SQL {
  10. #define ENUMERATE_SQL_TYPES(S) \
  11. S("null", 1, Null, int, sizeof(int)) \
  12. S("text", 2, Text, String, 65 + sizeof(u32)) \
  13. S("int", 4, Integer, int, sizeof(int)) \
  14. S("float", 8, Float, double, sizeof(double)) \
  15. S("bool", 16, Boolean, bool, sizeof(bool)) \
  16. S("tuple", 32, Tuple, int, sizeof(int)) \
  17. S("array", 64, Array, int, sizeof(int))
  18. enum class SQLType {
  19. #undef __ENUMERATE_SQL_TYPE
  20. #define __ENUMERATE_SQL_TYPE(name, cardinal, type, impl, size) type = cardinal,
  21. ENUMERATE_SQL_TYPES(__ENUMERATE_SQL_TYPE)
  22. #undef __ENUMERATE_SQL_TYPE
  23. };
  24. inline static String SQLType_name(SQLType t)
  25. {
  26. switch (t) {
  27. #undef __ENUMERATE_SQL_TYPE
  28. #define __ENUMERATE_SQL_TYPE(name, cardinal, type, impl, size) \
  29. case SQLType::type: \
  30. return name;
  31. ENUMERATE_SQL_TYPES(__ENUMERATE_SQL_TYPE)
  32. #undef __ENUMERATE_SQL_TYPE
  33. default:
  34. VERIFY_NOT_REACHED();
  35. }
  36. }
  37. inline static size_t size_of(SQLType t)
  38. {
  39. switch (t) {
  40. #undef __ENUMERATE_SQL_TYPE
  41. #define __ENUMERATE_SQL_TYPE(name, cardinal, type, impl, size) \
  42. case SQLType::type: \
  43. return size;
  44. ENUMERATE_SQL_TYPES(__ENUMERATE_SQL_TYPE)
  45. #undef __ENUMERATE_SQL_TYPE
  46. default:
  47. VERIFY_NOT_REACHED();
  48. }
  49. }
  50. enum class Order {
  51. Ascending,
  52. Descending,
  53. };
  54. enum class Nulls {
  55. First,
  56. Last,
  57. };
  58. }