#include "openmc/xml_interface.h"

#include <fmt/core.h>

#include "openmc/error.h"

#include "openmc/string_utils.h"

namespace openmc {

std::string

get_node_value(pugi::xml_node node, const char* name, bool lowercase,

bool strip)

{

// Search for either an attribute or child tag and get the data as a char*.

const pugi::char_t* value_char;

if (node.attribute(name)) {

value_char = node.attribute(name).value();

} else if (node.child(name)) {

value_char = node.child_value(name);

} else {

fatal_error(fmt::format(

"Node \"{}\" is not a member of the \"{}\" XML node", name, node.name()));

}

std::string value {value_char};

// Convert to lower-case if needed

if (lowercase) to_lower(value);

// Strip leading/trailing whitespace if needed

if (strip) {

value.erase(0, value.find_first_not_of(" \t\r\n"));

value.erase(value.find_last_not_of(" \t\r\n") + 1);

}

return value;

}

bool

get_node_value_bool(pugi::xml_node node, const char* name)

{

if (node.attribute(name)) {

return node.attribute(name).as_bool();

} else if (node.child(name)) {

return node.child(name).text().as_bool();

} else {

fatal_error(fmt::format(

"Node \"{}\" is not a member of the \"{}\" XML node", name, node.name()));

}

return false;

}

} // namespace openmc