node.cc

/*
 * Use and distribution licensed under the Apache license version 2.
 *
 * See the COPYING file in the root project directory for full text.
 */

#include <iostream>

#include "node.h"
#include "printer.h"

namespace sqltoaster {

void print_map(std::ostream& out, const mapping_t& mapping, size_t indent_level, bool is_list_item) {
    for (const std::unique_ptr<const mapping_value_t>& el : mapping.elements) {
        if (! is_list_item) {
            if (indent_level > 0)
                out << std::endl;
            out << std::string(indent_level * 2, ' ');
        }
        else {
            out << std::endl << std::string((indent_level - 1) * 2, ' ') << "- ";
            is_list_item = false;
        }

        switch (el->value->type) {
            case SCALAR:
                {
                    const scalar_t& sub =
                        static_cast<const scalar_t&>(*el->value);
                    out << el->key << ": " << sub.value;
                }
                break;
            case MAPPING:
                {
                    const mapping_t& sub =
                        static_cast<const mapping_t&>(*el->value);
                    out << el->key << ":";
                    print_map(out, sub, indent_level + 1, false);
                }
                break;
            case SEQUENCE:
                {
                    const sequence_t& sub =
                        static_cast<const sequence_t&>(*el->value);
                    out << el->key << ":";
                    for (const std::unique_ptr<node_t>& list_el : sub.elements) {
                        if (list_el->type == SCALAR) {
                            const scalar_t& sub =
                                static_cast<const scalar_t&>(*list_el);
                            out << std::endl << std::string((indent_level + 1) * 2, ' ') << "- ";
                            out << sub.value;
                        } else if (list_el->type == MAPPING) {
                            const mapping_t& sub =
                                static_cast<const mapping_t&>(*list_el);
                            print_map(out, sub, indent_level + 2, true);
                        }
                    }
                }
                break;
        }
    }
}

} // namespace sqltoaster