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QueryBuilder.cpp

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/**

*

* @file QueryBuilder.cpp

* @author Gaspard Kirira

*

* Copyright 2025, Gaspard Kirira.

* All rights reserved.

* https://github.com/vixcpp/vix

*

* Use of this source code is governed by a MIT license

* that can be found in the License file.

*

* Vix.cpp

*/

#include <vix/orm/QueryBuilder.hpp>

#include <string>

namespace vix::orm::qb_internal

{

/**

* @brief Build a comma-separated placeholder list.

*

* Example:

* - n = 0 -> ""

* - n = 1 -> "?"

* - n = 3 -> "?, ?, ?"

*

* This helper is intended for internal ORM query generation.

*

* @param n Number of placeholders to generate.

* @return Placeholder list string.

*/

std::string join_placeholders(std::size_t n)

{

if (n == 0)

{

return {};

}

std::string out;

out.reserve(n * 3);

for (std::size_t i = 0; i < n; ++i)

{

out.push_back('?');

if (i + 1 < n)

{

out.push_back(',');

out.push_back(' ');

}

}

return out;

}

} // namespace vix::orm::qb_internal