StartsWithValidator.cpp

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// Mantid Repository : https://github.com/mantidproject/mantid
//
// Copyright © 2018 ISIS Rutherford Appleton Laboratory UKRI,
//   NScD Oak Ridge National Laboratory, European Spallation Source,
//   Institut Laue - Langevin & CSNS, Institute of High Energy Physics, CAS
// SPDX - License - Identifier: GPL - 3.0 +
#include "MantidKernel/StartsWithValidator.h"
#include <algorithm>
#ifndef Q_MOC_RUN
#include <memory>
#endif
 
namespace Mantid::Kernel {
StartsWithValidator::StartsWithValidator(const std::vector<std::string> &values)
    : Kernel::StringListValidator(values) {}
StartsWithValidator::StartsWithValidator(const std::set<std::string> &values) : Kernel::StringListValidator(values) {}
 
IValidator_sptr StartsWithValidator::clone() const { return std::make_shared<StartsWithValidator>(*this); }
 
std::string StartsWithValidator::checkValidity(const std::string &value) const {
  if (std::any_of(m_allowedValues.cbegin(), m_allowedValues.cend(),
                  [&value](const auto &val) { return value.substr(0, val.size()) == val; })) {
    return "";
  }
  if (isEmpty(value))
    return "Select a value";
  std::ostringstream os;
  os << "The value \"" << value << "\" does not start with any of the allowed values";
  return os.str();
}
 
} // namespace Mantid::Kernel