Function parser_error_message

src/framework/io/yaml.cpp:13–24

namespace {

std::string parser_error_message(const yaml_parser_t & parser) {
    std::ostringstream message;
    message << "yaml parse error";
    if (parser.problem != nullptr) {
        message << ": " << parser.problem;
    }
    if (parser.problem_mark.line != 0 || parser.problem_mark.column != 0 || parser.problem_mark.index != 0) {
        message << " at line " << (parser.problem_mark.line + 1)
                << ", column " << (parser.problem_mark.column + 1);
    }
    return message.str();
}

const yaml_node_t & require_node(yaml_document_t & document, int index, const std::string & context) {
    yaml_node_t * node = yaml_document_get_node(&document, index);