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LibJS: Add Math.acos() and Math.asin()

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This commit is contained in:
Andreas Kling 2020-12-08 16:22:07 +01:00
parent 231171364d
commit df2a6cb4ab
3 changed files with 28 additions and 0 deletions
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24
Libraries/LibJS/Runtime/MathObject.cpp
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@ -60,7 +60,9 @@ void MathObject::initialize(GlobalObject& global_object)
define_native_function(vm.names.expm1, expm1, 1, attr);
define_native_function(vm.names.sign, sign, 1, attr);
define_native_function(vm.names.clz32, clz32, 1, attr);
define_native_function(vm.names.acos, acos, 1, attr);
define_native_function(vm.names.acosh, acosh, 1, attr);
define_native_function(vm.names.asin, asin, 1, attr);
define_native_function(vm.names.asinh, asinh, 1, attr);
define_native_function(vm.names.atan, atan, 1, attr);
define_native_function(vm.names.atanh, atanh, 1, attr);
@ -273,6 +275,18 @@ JS_DEFINE_NATIVE_FUNCTION(MathObject::clz32)
return Value(__builtin_clz((unsigned)number.as_double()));
}
JS_DEFINE_NATIVE_FUNCTION(MathObject::acos)
{
auto number = vm.argument(0).to_number(global_object);
if (vm.exception())
return {};
if (number.is_nan() || number.as_double() > 1 || number.as_double() < -1)
return js_nan();
if (number.as_double() == 1)
return Value(0);
return Value(::acos(number.as_double()));
}
JS_DEFINE_NATIVE_FUNCTION(MathObject::acosh)
{
auto number = vm.argument(0).to_number(global_object);
@ -283,6 +297,16 @@ JS_DEFINE_NATIVE_FUNCTION(MathObject::acosh)
return Value(::acosh(number.as_double()));
}
JS_DEFINE_NATIVE_FUNCTION(MathObject::asin)
{
auto number = vm.argument(0).to_number(global_object);
if (vm.exception())
return {};
if (number.is_nan() || number.is_positive_zero() || number.is_negative_zero())
return number;
return Value(::asin(number.as_double()));
}
JS_DEFINE_NATIVE_FUNCTION(MathObject::asinh)
{
auto number = vm.argument(0).to_number(global_object);