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// Copyright Vespa.ai. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
#pragma once
#include <string_view>
#include <vespa/vespalib/stllike/string.h>
namespace vespalib {
class StaticStringView;
namespace literals {
constexpr StaticStringView operator "" _ssv(const char *literal, size_t size);
} // literals
/**
* Contains the view of a literal string
**/
class StaticStringView {
private:
std::string_view _view;
friend constexpr StaticStringView literals::operator "" _ssv(const char *, size_t);
constexpr StaticStringView(const char *literal, size_t size) noexcept
: _view(literal, size) {}
public:
constexpr std::string_view view() const noexcept { return _view; }
constexpr operator std::string_view() const noexcept { return _view; }
vespalib::stringref ref() const noexcept { return {_view.data(), _view.size()}; }
operator vespalib::stringref() const noexcept { return ref(); }
};
namespace literals {
constexpr StaticStringView operator "" _ssv(const char *literal, size_t size) {
return vespalib::StaticStringView(literal, size);
}
} // literals
} // vespalib
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