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js: Implement print function for Date objects

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Linus Groh 2020-03-31 18:43:45 +01:00 committed by Andreas Kling
parent 839beb52f3
commit 632231cc0c
Notes: sideshowbarker 2024-07-19 08:01:24 +09:00 
Author: https://github.com/linusg
Commit: https://github.com/SerenityOS/serenity/commit/632231cc0c1
Pull-request: https://github.com/SerenityOS/serenity/pull/1542
Reviewed-by: https://github.com/awesomekling
3 changed files with 23 additions and 12 deletions
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9
Libraries/LibJS/Runtime/Date.h
View File

@ -35,11 +35,16 @@ public:
virtual ~Date() override;
Core::DateTime& datetime() { return m_datetime; }
const Core::DateTime& datetime() const { return m_datetime; }
u16 milliseconds() { return m_milliseconds; }
String date_string() { return m_datetime.to_string("%a %b %d %Y"); }
String date_string() const { return m_datetime.to_string("%a %b %d %Y"); }
// FIXME: Deal with timezones once SerenityOS has a working tzset(3)
String time_string() { return m_datetime.to_string("%T GMT+0000 (UTC)"); }
String time_string() const { return m_datetime.to_string("%T GMT+0000 (UTC)"); }
String string() const
{
return String::format("%s %s", date_string().characters(), time_string().characters());
}
virtual Value value_of() const override
{

5
Libraries/LibJS/Runtime/DatePrototype.cpp
View File

@ -172,10 +172,7 @@ Value DatePrototype::to_string(Interpreter& interpreter)
auto* this_object = this_date_from_interpreter(interpreter);
if (!this_object)
return {};
auto string = String::format(
"%s %s",
this_object->date_string().characters(),
this_object->time_string().characters());
auto string = this_object->string();
return js_string(interpreter.heap(), move(string));
}

21
Userland/js.cpp
View File

@ -33,6 +33,7 @@
#include <LibJS/Interpreter.h>
#include <LibJS/Parser.h>
#include <LibJS/Runtime/Array.h>
#include <LibJS/Runtime/Date.h>
#include <LibJS/Runtime/Function.h>
#include <LibJS/Runtime/Object.h>
#include <LibJS/Runtime/PrimitiveString.h>
@ -113,6 +114,11 @@ static void print_function(const JS::Object* function, HashTable<JS::Object*>&)
printf("\033[34;1m[%s]\033[0m", function->class_name());
}
static void print_date(const JS::Object* date, HashTable<JS::Object*>&)
{
printf("\033[34;1mDate %s\033[0m", static_cast<const JS::Date*>(date)->string().characters());
}
void print_value(JS::Value value, HashTable<JS::Object*>& seen_objects)
{
if (value.is_object()) {
@ -127,12 +133,15 @@ void print_value(JS::Value value, HashTable<JS::Object*>& seen_objects)
if (value.is_array())
return print_array(static_cast<const JS::Array*>(value.as_object()), seen_objects);
if (value.is_object() && value.as_object()->is_function())
return print_function(value.as_object(), seen_objects);
if (value.is_object())
return print_object(value.as_object(), seen_objects);
if (value.is_object()) {
auto* object = value.as_object();
if (object->is_function())
return print_function(object, seen_objects);
if (object->is_date())
return print_date(object, seen_objects);
return print_object(object, seen_objects);
}
if (value.is_string())
printf("\033[31;1m");