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LibJS: Implement console.count()

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Emanuele Torre 2020-05-01 07:14:57 +02:00 • committed by Andreas Kling
parent 28ef654d13
commit 8c60ba1e42
3 changed files with 29 additions and 0 deletions
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24
Libraries/LibJS/Runtime/ConsoleObject.cpp
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@ -1,6 +1,7 @@
/*
* Copyright (c) 2020, Andreas Kling <kling@serenityos.org>
* Copyright (c) 2020, Linus Groh <mail@linusgroh.de>
* Copyright (c) 2020, Emanuele Torre <torreemanuele6@gmail.com>
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
@ -27,6 +28,7 @@
#include <AK/FlyString.h>
#include <AK/Function.h>
#include <AK/HashMap.h>
#include <LibJS/Interpreter.h>
#include <LibJS/Runtime/ConsoleObject.h>
#include <LibJS/Runtime/GlobalObject.h>
@ -53,6 +55,7 @@ ConsoleObject::ConsoleObject()
put_native_function("warn", warn);
put_native_function("error", error);
put_native_function("trace", trace);
put_native_function("count", count);
}
ConsoleObject::~ConsoleObject()
@ -109,4 +112,25 @@ Value ConsoleObject::trace(Interpreter& interpreter)
return js_undefined();
}
Value ConsoleObject::count(Interpreter& interpreter)
{
String counter_name;
if (!interpreter.argument_count())
counter_name = "default";
else
counter_name = interpreter.argument(0).to_string();
auto& counters = interpreter.console_counters();
auto counter_value = counters.get(counter_name);
if (counter_value.has_value()) {
printf("%s: %d\n", counter_name.characters(), counter_value.value() + 1);
counters.set(counter_name, counter_value.value() + 1);
} else {
printf("%s: 1\n", counter_name.characters());
counters.set(counter_name, 1);
}
return js_undefined();
}
}