{% from 'macros.tmpl' import license %}
{{license()}}

#ifndef RuntimeEnabledFeatures_h
#define RuntimeEnabledFeatures_h

#include <string>

#include "platform/PlatformExport.h"
#include "wtf/build_config.h"
#include "wtf/Forward.h"

namespace blink {

// A class that stores static enablers for all experimental features.

class PLATFORM_EXPORT RuntimeEnabledFeatures {
public:
    class PLATFORM_EXPORT Backup {
    public:
        explicit Backup();
        void restore();

    private:
        {% for feature in standard_features %}
        bool m_{{feature.first_lowered_name}};
        {% endfor %}
    };

    {% for feature_set in feature_sets %}
    static void set{{feature_set|capitalize}}FeaturesEnabled(bool);
    {% endfor %}

    static void setFeatureEnabledFromString(const std::string& name, bool isEnabled);

    {% for feature in features %}
    {% if feature.custom %}
    static bool {{feature.first_lowered_name}}Enabled();
    {% else %}
    {% if feature.condition %}
#if ENABLE({{feature.condition}})
    {% endif %}
    static void set{{feature.name}}Enabled(bool isEnabled) { is{{feature.name}}Enabled = isEnabled; }
    static bool {{feature.first_lowered_name}}Enabled() { return {{feature.enabled_condition}}; }
    {% if feature.condition %}
#else
    static void set{{feature.name}}Enabled(bool) { }
    static bool {{feature.first_lowered_name}}Enabled() { return false; }
#endif
    {% endif %}

    {% endif %}
    {% endfor %}

private:
    RuntimeEnabledFeatures() { }

    {% for feature in standard_features %}
    static bool is{{feature.name}}Enabled;
    {% endfor %}
};

} // namespace blink

#endif // RuntimeEnabledFeatures_h