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LibJS: Use OrdinaryCreateFromConstructor() in a bunch of constructors

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Resolves various FIXMEs :^)
This commit is contained in:
Linus Groh 2021-06-20 01:09:39 +01:00 • committed by Andreas Kling
parent e5753443ae
commit 8f6ac0db1c
16 changed files with 173 additions and 102 deletions
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55
Userland/Libraries/LibJS/Runtime/DateConstructor.cpp
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@ -9,6 +9,7 @@
#include <AK/CharacterTypes.h>
#include <AK/GenericLexer.h>
#include <LibCore/DateTime.h>
#include <LibJS/Runtime/AbstractOperations.h>
#include <LibJS/Runtime/Date.h>
#include <LibJS/Runtime/DateConstructor.h>
#include <LibJS/Runtime/GlobalObject.h>
@ -144,23 +145,43 @@ DateConstructor::~DateConstructor()
{
}
// 21.4.2.1 Date ( ...values ), https://tc39.es/ecma262/#sec-date
Value DateConstructor::call()
struct DatetimeAndMilliseconds {
Core::DateTime datetime;
i16 milliseconds { 0 };
};
static DatetimeAndMilliseconds now()
{
return js_string(heap(), Date::now(global_object())->string());
struct timeval tv;
gettimeofday(&tv, nullptr);
auto datetime = Core::DateTime::now();
auto milliseconds = static_cast<i16>(tv.tv_usec / 1000);
return { datetime, milliseconds };
}
// 21.4.2.1 Date ( ...values ), https://tc39.es/ecma262/#sec-date
Value DateConstructor::construct(Function&)
Value DateConstructor::call()
{
auto [datetime, milliseconds] = JS::now();
auto* date = Date::create(global_object(), datetime, milliseconds);
return js_string(heap(), date->string());
}
// 21.4.2.1 Date ( ...values ), https://tc39.es/ecma262/#sec-date
Value DateConstructor::construct(Function& new_target)
{
auto& vm = this->vm();
if (vm.argument_count() == 0)
return Date::now(global_object());
auto& global_object = this->global_object();
auto create_invalid_date = [this]() {
if (vm.argument_count() == 0) {
auto [datetime, milliseconds] = JS::now();
return ordinary_create_from_constructor<Date>(global_object, new_target, &GlobalObject::date_prototype, datetime, milliseconds, false);
}
auto create_invalid_date = [&global_object, &new_target]() {
auto datetime = Core::DateTime::create(1970, 1, 1, 0, 0, 0);
auto milliseconds = static_cast<i16>(0);
return Date::create(global_object(), datetime, milliseconds, true);
return ordinary_create_from_constructor<Date>(global_object, new_target, &GlobalObject::date_prototype, datetime, milliseconds, true);
};
if (vm.argument_count() == 1) {
@ -168,7 +189,7 @@ Value DateConstructor::construct(Function&)
if (value.is_string())
value = parse_simplified_iso8601(value.as_string().string());
else
value = value.to_number(global_object());
value = value.to_number(global_object);
if (vm.exception())
return {};
@ -183,13 +204,15 @@ Value DateConstructor::construct(Function&)
return create_invalid_date();
auto datetime = Core::DateTime::from_timestamp(static_cast<time_t>(value_as_double / 1000));
auto milliseconds = static_cast<i16>(fmod(value_as_double, 1000));
return Date::create(global_object(), datetime, milliseconds);
return ordinary_create_from_constructor<Date>(global_object, new_target, &GlobalObject::date_prototype, datetime, milliseconds, false);
}
// A date/time in components, in local time.
auto arg_or = [&vm, this](size_t i, i32 fallback) { return vm.argument_count() > i ? vm.argument(i).to_number(global_object()) : Value(fallback); };
auto arg_or = [&vm, &global_object](size_t i, i32 fallback) {
return vm.argument_count() > i ? vm.argument(i).to_number(global_object) : Value(fallback);
};
auto year_value = vm.argument(0).to_number(global_object());
auto year_value = vm.argument(0).to_number(global_object);
if (vm.exception())
return {};
if (!year_value.is_finite_number()) {
@ -197,7 +220,7 @@ Value DateConstructor::construct(Function&)
}
auto year = year_value.as_i32();
auto month_index_value = vm.argument(1).to_number(global_object());
auto month_index_value = vm.argument(1).to_number(global_object);
if (vm.exception())
return {};
if (!month_index_value.is_finite_number()) {
@ -256,10 +279,10 @@ Value DateConstructor::construct(Function&)
year += 1900;
int month = month_index + 1;
auto datetime = Core::DateTime::create(year, month, day, hours, minutes, seconds);
auto* date = Date::create(global_object(), datetime, milliseconds);
if (date->time() > Date::time_clip)
auto time = datetime.timestamp() * 1000.0 + milliseconds;
if (time > Date::time_clip)
return create_invalid_date();
return date;
return ordinary_create_from_constructor<Date>(global_object, new_target, &GlobalObject::date_prototype, datetime, milliseconds, false);
}
// 21.4.3.1 Date.now ( ), https://tc39.es/ecma262/#sec-date.now