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https://github.com/RGBCube/serenity
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LibJS+WebContent+js: Reimplement console.log() and friends to spec
This implements the Logger and Printer abstract operations defined in the console spec, and stubs out the Formatter AO. These are then used for the "output a categorized log message" functions.
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5 changed files with 211 additions and 125 deletions
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@ -1,5 +1,6 @@
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/*
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* Copyright (c) 2020, Emanuele Torre <torreemanuele6@gmail.com>
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* Copyright (c) 2021, Sam Atkins <atkinssj@serenityos.org>
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*
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* SPDX-License-Identifier: BSD-2-Clause
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*/
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@ -9,17 +10,39 @@
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#include <AK/Function.h>
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#include <AK/HashMap.h>
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#include <AK/Noncopyable.h>
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#include <AK/Vector.h>
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#include <LibJS/Forward.h>
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#include <LibJS/Runtime/Value.h>
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namespace JS {
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class ConsoleClient;
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// https://console.spec.whatwg.org
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class Console {
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AK_MAKE_NONCOPYABLE(Console);
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AK_MAKE_NONMOVABLE(Console);
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public:
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// These are not really levels, but that's the term used in the spec.
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enum class LogLevel {
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Assert,
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Count,
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CountReset,
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Debug,
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Dir,
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DirXML,
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Error,
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Group,
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GroupCollapsed,
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Info,
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Log,
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TimeEnd,
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TimeLog,
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Trace,
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Warn,
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};
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explicit Console(GlobalObject&);
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void set_client(ConsoleClient& client) { m_client = &client; }
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@ -28,15 +51,16 @@ public:
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const GlobalObject& global_object() const { return m_global_object; }
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VM& vm();
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Vector<Value> vm_arguments();
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HashMap<String, unsigned>& counters() { return m_counters; }
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const HashMap<String, unsigned>& counters() const { return m_counters; }
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Value debug();
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Value error();
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Value info();
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Value log();
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Value warn();
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ThrowCompletionOr<Value> debug();
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ThrowCompletionOr<Value> error();
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ThrowCompletionOr<Value> info();
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ThrowCompletionOr<Value> log();
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ThrowCompletionOr<Value> warn();
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Value clear();
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Value trace();
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Value count();
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@ -46,6 +70,8 @@ public:
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unsigned counter_increment(String label);
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bool counter_reset(String label);
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void output_debug_message(LogLevel log_level, String output) const;
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private:
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GlobalObject& m_global_object;
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ConsoleClient* m_client { nullptr };
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@ -60,11 +86,10 @@ public:
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{
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}
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virtual Value debug() = 0;
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virtual Value error() = 0;
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virtual Value info() = 0;
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virtual Value log() = 0;
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virtual Value warn() = 0;
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ThrowCompletionOr<Value> logger(Console::LogLevel log_level, Vector<Value>& args);
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ThrowCompletionOr<Vector<Value>> formatter(Vector<Value>& args);
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virtual ThrowCompletionOr<Value> printer(Console::LogLevel log_level, Vector<Value>&) = 0;
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virtual Value clear() = 0;
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virtual Value trace() = 0;
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virtual Value count() = 0;
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