GlobalObject.cpp 3.1 KB

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  1. /*
  2. * Copyright (c) 2020, Andreas Kling <kling@serenityos.org>
  3. * All rights reserved.
  4. *
  5. * Redistribution and use in source and binary forms, with or without
  6. * modification, are permitted provided that the following conditions are met:
  7. *
  8. * 1. Redistributions of source code must retain the above copyright notice, this
  9. * list of conditions and the following disclaimer.
  10. *
  11. * 2. Redistributions in binary form must reproduce the above copyright notice,
  12. * this list of conditions and the following disclaimer in the documentation
  13. * and/or other materials provided with the distribution.
  14. *
  15. * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
  16. * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  17. * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
  18. * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
  19. * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  20. * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
  21. * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
  22. * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
  23. * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  24. * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  25. */
  26. #include <AK/LogStream.h>
  27. #include <AK/String.h>
  28. #include <LibJS/Heap/Heap.h>
  29. #include <LibJS/Interpreter.h>
  30. #include <LibJS/Runtime/ArrayConstructor.h>
  31. #include <LibJS/Runtime/BooleanConstructor.h>
  32. #include <LibJS/Runtime/ConsoleObject.h>
  33. #include <LibJS/Runtime/DateConstructor.h>
  34. #include <LibJS/Runtime/ErrorConstructor.h>
  35. #include <LibJS/Runtime/FunctionConstructor.h>
  36. #include <LibJS/Runtime/GlobalObject.h>
  37. #include <LibJS/Runtime/MathObject.h>
  38. #include <LibJS/Runtime/NativeFunction.h>
  39. #include <LibJS/Runtime/NumberConstructor.h>
  40. #include <LibJS/Runtime/ObjectConstructor.h>
  41. #include <LibJS/Runtime/Value.h>
  42. namespace JS {
  43. GlobalObject::GlobalObject()
  44. {
  45. put_native_function("gc", gc);
  46. put_native_function("isNaN", is_nan, 1);
  47. // FIXME: These are read-only in ES5
  48. put("NaN", js_nan());
  49. put("Infinity", js_infinity());
  50. put("undefined", js_undefined());
  51. put("console", heap().allocate<ConsoleObject>());
  52. put("Date", heap().allocate<DateConstructor>());
  53. put("Error", heap().allocate<ErrorConstructor>());
  54. put("Function", heap().allocate<FunctionConstructor>());
  55. put("Math", heap().allocate<MathObject>());
  56. put("Object", heap().allocate<ObjectConstructor>());
  57. put("Array", heap().allocate<ArrayConstructor>());
  58. put("Boolean", heap().allocate<BooleanConstructor>());
  59. put("Number", heap().allocate<NumberConstructor>());
  60. }
  61. GlobalObject::~GlobalObject()
  62. {
  63. }
  64. Value GlobalObject::gc(Interpreter& interpreter)
  65. {
  66. dbg() << "Forced garbage collection requested!";
  67. interpreter.heap().collect_garbage();
  68. return js_undefined();
  69. }
  70. Value GlobalObject::is_nan(Interpreter& interpreter)
  71. {
  72. if (interpreter.argument_count() < 1)
  73. return js_undefined();
  74. return Value(interpreter.argument(0).to_number().is_nan());
  75. }
  76. }