Libraries: Move to Userland/Libraries/

Userland/Libraries/LibJS/Console.h

@@ -0,0 +1,104 @@
+/*
+ * Copyright (c) 2020, Emanuele Torre <torreemanuele6@gmail.com>
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright notice, this
+ *    list of conditions and the following disclaimer.
+ *
+ * 2. Redistributions in binary form must reproduce the above copyright notice,
+ *    this list of conditions and the following disclaimer in the documentation
+ *    and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+ * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
+ * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
+ * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#pragma once
+
+#include <AK/Function.h>
+#include <AK/HashMap.h>
+#include <AK/Noncopyable.h>
+#include <LibJS/Forward.h>
+
+namespace JS {
+
+class ConsoleClient;
+
+class Console {
+    AK_MAKE_NONCOPYABLE(Console);
+    AK_MAKE_NONMOVABLE(Console);
+
+public:
+    explicit Console(GlobalObject&);
+
+    void set_client(ConsoleClient& client) { m_client = &client; }
+
+    GlobalObject& global_object() { return m_global_object; }
+    const GlobalObject& global_object() const { return m_global_object; }
+
+    HashMap<String, unsigned>& counters() { return m_counters; }
+    const HashMap<String, unsigned>& counters() const { return m_counters; }
+
+    Value debug();
+    Value error();
+    Value info();
+    Value log();
+    Value warn();
+
+    Value clear();
+
+    Value trace();
+
+    Value count();
+    Value count_reset();
+
+    unsigned counter_increment(String label);
+    bool counter_reset(String label);
+
+private:
+    GlobalObject& m_global_object;
+    ConsoleClient* m_client { nullptr };
+
+    HashMap<String, unsigned> m_counters;
+};
+
+class ConsoleClient {
+public:
+    ConsoleClient(Console& console)
+        : m_console(console)
+    {
+    }
+
+    virtual Value debug() = 0;
+    virtual Value error() = 0;
+    virtual Value info() = 0;
+    virtual Value log() = 0;
+    virtual Value warn() = 0;
+    virtual Value clear() = 0;
+    virtual Value trace() = 0;
+    virtual Value count() = 0;
+    virtual Value count_reset() = 0;
+
+protected:
+    VM& vm();
+
+    GlobalObject& global_object() { return m_console.global_object(); }
+    const GlobalObject& global_object() const { return m_console.global_object(); }
+
+    Vector<String> get_trace() const;
+
+    Console& m_console;
+};
+
+}