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84 lines
3.6 KiB
84 lines
3.6 KiB
#include "src/settings/ArgumentBase.h"
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#include <boost/algorithm/string.hpp>
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#include <iomanip>
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#include <sstream>
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namespace storm {
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namespace settings {
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uint_fast64_t ArgumentBase::getPrintLength() const {
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return this->getName().length() + 2;
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}
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std::ostream& operator<<(std::ostream& out, ArgumentBase const& argument) {
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uint_fast64_t width = static_cast<uint_fast64_t>(out.width());
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uint_fast64_t charactersPrinted = 0;
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out << std::setw(0) << std::left << "<" << argument.getName() << "> ";
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charactersPrinted += 2 + argument.getName().length();
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for (uint_fast64_t i = charactersPrinted; i < width; ++i) {
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out << out.fill();
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}
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out << "\t" << argument.getDescription();
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return out;
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}
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template <typename TargetType>
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TargetType ArgumentBase::convertFromString(std::string const& valueAsString, bool& conversionSuccessful) {
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std::istringstream stream(valueAsString);
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TargetType t;
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conversionSuccessful = (stream >> t) && (stream >> std::ws).eof();
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return t;
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}
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template <>
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std::string ArgumentBase::convertFromString(std::string const& valueAsString, bool& conversionSuccessful) {
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conversionSuccessful = true;
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return valueAsString;
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}
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template <>
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bool ArgumentBase::convertFromString<bool>(std::string const& s, bool& ok) {
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static const std::string lowerTrueString = "true";
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static const std::string lowerFalseString = "false";
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static const std::string lowerYesString = "yes";
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static const std::string lowerNoString = "no";
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std::string lowerInput = boost::algorithm::to_lower_copy(s);
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if (s.compare(lowerTrueString) == 0 || s.compare(lowerYesString) == 0) {
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ok = true;
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return true;
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} else if (s.compare(lowerFalseString) == 0 || s.compare(lowerNoString) == 0) {
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ok = true;
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return false;
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}
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std::istringstream stream(s);
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bool t;
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ok = (stream >> t) && (stream >> std::ws).eof();
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return t;
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}
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template <typename ValueType>
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std::string ArgumentBase::convertToString(ValueType const& value) {
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std::ostringstream stream;
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stream << value;
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return stream.str();
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}
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// Explicitly instantiate the templates.
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template std::string ArgumentBase::convertFromString(std::string const& valueAsString, bool& conversionSuccessful);
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template int_fast64_t ArgumentBase::convertFromString(std::string const& valueAsString, bool& conversionSuccessful);
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template uint_fast64_t ArgumentBase::convertFromString(std::string const& valueAsString, bool& conversionSuccessful);
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template double ArgumentBase::convertFromString(std::string const& valueAsString, bool& conversionSuccessful);
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template bool ArgumentBase::convertFromString(std::string const& valueAsString, bool& conversionSuccessful);
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template std::string ArgumentBase::convertToString(std::string const& value);
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template std::string ArgumentBase::convertToString(int_fast64_t const& value);
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template std::string ArgumentBase::convertToString(uint_fast64_t const& value);
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template std::string ArgumentBase::convertToString(double const& value);
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template std::string ArgumentBase::convertToString(bool const& value);
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}
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}
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