Generate_CSS_PropertyID_cpp.cpp 3.1 KB

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  1. /*
  2. * Copyright (c) 2018-2020, Andreas Kling <kling@serenityos.org>
  3. *
  4. * SPDX-License-Identifier: BSD-2-Clause
  5. */
  6. #include <AK/ByteBuffer.h>
  7. #include <AK/JsonObject.h>
  8. #include <AK/SourceGenerator.h>
  9. #include <AK/StringBuilder.h>
  10. #include <LibCore/File.h>
  11. #include <ctype.h>
  12. #include <stdio.h>
  13. static String title_casify(const String& dashy_name)
  14. {
  15. auto parts = dashy_name.split('-');
  16. StringBuilder builder;
  17. for (auto& part : parts) {
  18. if (part.is_empty())
  19. continue;
  20. builder.append(toupper(part[0]));
  21. if (part.length() == 1)
  22. continue;
  23. builder.append(part.substring_view(1, part.length() - 1));
  24. }
  25. return builder.to_string();
  26. }
  27. int main(int argc, char** argv)
  28. {
  29. if (argc != 2) {
  30. warnln("usage: {} <path/to/CSS/Properties.json>", argv[0]);
  31. return 1;
  32. }
  33. auto file = Core::File::construct(argv[1]);
  34. if (!file->open(Core::OpenMode::ReadOnly))
  35. return 1;
  36. auto json = JsonValue::from_string(file->read_all());
  37. VERIFY(json.has_value());
  38. VERIFY(json.value().is_object());
  39. StringBuilder builder;
  40. SourceGenerator generator { builder };
  41. generator.append(R"~~~(
  42. #include <AK/Assertions.h>
  43. #include <LibWeb/CSS/PropertyID.h>
  44. namespace Web::CSS {
  45. PropertyID property_id_from_string(const StringView& string)
  46. {
  47. )~~~");
  48. json.value().as_object().for_each_member([&](auto& name, auto& value) {
  49. VERIFY(value.is_object());
  50. auto member_generator = generator.fork();
  51. member_generator.set("name", name);
  52. member_generator.set("name:titlecase", title_casify(name));
  53. member_generator.append(R"~~~(
  54. if (string.equals_ignoring_case("@name@"))
  55. return PropertyID::@name:titlecase@;
  56. )~~~");
  57. });
  58. generator.append(R"~~~(
  59. return PropertyID::Invalid;
  60. }
  61. const char* string_from_property_id(PropertyID property_id) {
  62. switch (property_id) {
  63. )~~~");
  64. json.value().as_object().for_each_member([&](auto& name, auto& value) {
  65. VERIFY(value.is_object());
  66. auto member_generator = generator.fork();
  67. member_generator.set("name", name);
  68. member_generator.set("name:titlecase", title_casify(name));
  69. member_generator.append(R"~~~(
  70. case PropertyID::@name:titlecase@:
  71. return "@name@";
  72. )~~~");
  73. });
  74. generator.append(R"~~~(
  75. default:
  76. return "(invalid CSS::PropertyID)";
  77. }
  78. }
  79. bool is_pseudo_property(PropertyID property_id)
  80. {
  81. switch (property_id) {
  82. )~~~");
  83. json.value().as_object().for_each_member([&](auto& name, auto& value) {
  84. VERIFY(value.is_object());
  85. auto pseudo = value.as_object().get_or("pseudo", false);
  86. VERIFY(pseudo.is_bool());
  87. if (pseudo.as_bool()) {
  88. auto member_generator = generator.fork();
  89. member_generator.set("name:titlecase", title_casify(name));
  90. member_generator.append(R"~~~(
  91. case PropertyID::@name:titlecase@:
  92. return true;
  93. )~~~");
  94. }
  95. });
  96. generator.append(R"~~~(
  97. default:
  98. return false;
  99. }
  100. }
  101. } // namespace Web::CSS
  102. )~~~");
  103. outln("{}", generator.as_string_view());
  104. }