StringView.h

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// Copyright Epic Games, Inc. All Rights Reserved.
 
#pragma once
 
#include "dna/types/ArrayView.h"
 
namespace dna {
 
class StringView : public trust::ConstArrayView<char> {
    public:
        using Base = trust::ConstArrayView<char>;
 
    public:
        using Base::ArrayView;
 
        const char* c_str() const {
            return dataOrEmpty();
        }
 
        operator const char*() const {
            return dataOrEmpty();
        }
 
        const char* operator*() const {
            return dataOrEmpty();
        }
 
    private:
        const char* dataOrEmpty() const {
            return (data() == nullptr ? "" : data());
        }
 
};
 
inline bool operator==(const StringView& lhs, const StringView& rhs) {
    return (static_cast<const StringView::Base&>(lhs) == static_cast<const StringView::Base&>(rhs));
}
 
inline bool operator!=(const StringView& lhs, const StringView& rhs) {
    return !(lhs == rhs);
}
 
}  // namespace dna