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LibJS: Add Date.prototype.{get, set}Year()

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Idan Horowitz 2021-05-29 23:52:17 +03:00 committed by Linus Groh
parent 96ee5e36ed
commit 09233b9e41
Notes: sideshowbarker 2024-07-18 17:11:28 +09:00 
Author: https://github.com/IdanHo
Commit: https://github.com/SerenityOS/serenity/commit/09233b9e413
Pull-request: https://github.com/SerenityOS/serenity/pull/7571
3 changed files with 43 additions and 0 deletions
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2
Userland/Libraries/LibJS/Runtime/CommonPropertyNames.h
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@ -133,6 +133,7 @@ namespace JS {
P(getUTCMinutes) \
P(getUTCMonth) \
P(getUTCSeconds) \
P(getYear) \
P(global) \
P(globalThis) \
P(groups) \
@ -207,6 +208,7 @@ namespace JS {
P(setMinutes) \
P(setPrototypeOf) \
P(setSeconds) \
P(setYear) \
P(shift) \
P(sign) \
P(sin) \

39
Userland/Libraries/LibJS/Runtime/DatePrototype.cpp
View file

@ -42,6 +42,8 @@ void DatePrototype::initialize(GlobalObject& global_object)
define_native_function(vm.names.getDay, get_day, 0, attr);
define_native_function(vm.names.getFullYear, get_full_year, 0, attr);
define_native_function(vm.names.setFullYear, set_full_year, 3, attr);
define_native_function(vm.names.getYear, get_year, 0, attr);
define_native_function(vm.names.setYear, set_year, 1, attr);
define_native_function(vm.names.getHours, get_hours, 0, attr);
define_native_function(vm.names.setHours, set_hours, 4, attr);
define_native_function(vm.names.getMilliseconds, get_milliseconds, 0, attr);
@ -161,6 +163,43 @@ JS_DEFINE_NATIVE_FUNCTION(DatePrototype::set_full_year)
return Value(this_object->time());
}
JS_DEFINE_NATIVE_FUNCTION(DatePrototype::get_year)
{
auto* this_object = typed_this(vm, global_object);
if (!this_object)
return {};
if (this_object->is_invalid())
return js_nan();
return Value(this_object->year() - 1900);
}
JS_DEFINE_NATIVE_FUNCTION(DatePrototype::set_year)
{
auto* this_object = typed_this(vm, global_object);
if (!this_object)
return {};
auto& datetime = this_object->datetime();
auto new_year_value = vm.argument(0).to_number(global_object);
if (vm.exception())
return {};
if (!new_year_value.is_finite_number()) {
this_object->set_is_invalid(true);
return js_nan();
}
auto new_year = new_year_value.as_i32();
if (new_year >= 0 && new_year <= 99)
new_year += 1900;
datetime.set_time(new_year, datetime.month(), datetime.day(), datetime.hour(), datetime.minute(), datetime.second());
this_object->set_is_invalid(false);
return Value(this_object->time());
}
JS_DEFINE_NATIVE_FUNCTION(DatePrototype::get_hours)
{
auto* this_object = typed_this(vm, global_object);

2
Userland/Libraries/LibJS/Runtime/DatePrototype.h
View file

@ -23,6 +23,8 @@ private:
JS_DECLARE_NATIVE_FUNCTION(get_day);
JS_DECLARE_NATIVE_FUNCTION(get_full_year);
JS_DECLARE_NATIVE_FUNCTION(set_full_year);
JS_DECLARE_NATIVE_FUNCTION(get_year);
JS_DECLARE_NATIVE_FUNCTION(set_year);
JS_DECLARE_NATIVE_FUNCTION(get_hours);
JS_DECLARE_NATIVE_FUNCTION(set_hours);
JS_DECLARE_NATIVE_FUNCTION(get_milliseconds);