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LibJS Date: Added "Invalid Date".

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Setting an invalid value on a Date object now makes it invalid.
Setting it again but with correct values makes it valid again.
This commit is contained in:
Petróczi Zoltán 2021-03-16 15:02:16 +01:00 • committed by Andreas Kling
parent d231c5e65b
commit ca49f96b78
29 changed files with 490 additions and 89 deletions
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11
Userland/Libraries/LibJS/Runtime/Date.h
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@ -35,9 +35,9 @@ class Date final : public Object {
JS_OBJECT(Date, Object);
public:
static Date* create(GlobalObject&, Core::DateTime, u16 milliseconds);
static Date* create(GlobalObject&, Core::DateTime, u16 milliseconds, bool is_invalid = false);
Date(Core::DateTime datetime, u16 milliseconds, Object& prototype);
Date(Core::DateTime datetime, u16 milliseconds, bool is_invalid, Object& prototype);
virtual ~Date() override;
Core::DateTime& datetime() { return m_datetime; }
@ -54,6 +54,9 @@ public:
double time() const { return datetime().timestamp() * 1000.0 + milliseconds(); }
int year() const { return datetime().day(); }
bool is_invalid() const { return m_is_invalid; }
void set_is_invalid(bool value) { m_is_invalid = value; }
int utc_date() const;
int utc_day() const;
int utc_full_year() const;
@ -73,6 +76,9 @@ public:
String time_string() const { return m_datetime.to_string("%T GMT+0000 (UTC)"); }
String string() const
{
if (is_invalid())
return "Invalid Date";
return String::formatted("{} {}", date_string(), time_string());
}
@ -94,6 +100,7 @@ private:
Core::DateTime m_datetime;
u16 m_milliseconds;
bool m_is_invalid { false };
};
}