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path: root/src/mbgl/style/value.cpp
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#include <mbgl/style/value.hpp>
#include <mbgl/util/string.hpp>

mbgl::Value mbgl::parseValue(pbf data) {
    while (data.next())
    {
        switch (data.tag)
        {
        case 1: // string_value
            return data.string();
        case 2: // float_value
            return static_cast<double>(data.float32());
        case 3: // double_value
            return data.float64();
        case 4: // int_value
            return data.varint<int64_t>();
        case 5: // uint_value
            return data.varint<uint64_t>();
        case 6: // sint_value
            return data.svarint<int64_t>();
        case 7: // bool_value
            return data.boolean();
        default:
            data.skip();
            break;
        }
    }
    return false;
}

std::string mbgl::toString(const mbgl::Value& value) {
    if (value.is<std::string>()) return value.get<std::string>();
    else if (value.is<bool>()) return value.get<bool>() ? "true" : "false";
    else if (value.is<int64_t>()) return util::toString(value.get<int64_t>());
    else if (value.is<uint64_t>()) return util::toString(value.get<uint64_t>());
    else if (value.is<double>()) return util::toString(value.get<double>());
    else return "null";
}

mbgl::Value mbgl::parseValue(const rapidjson::Value& value) {
    switch (value.GetType()) {
        case rapidjson::kNullType:
        case rapidjson::kFalseType:
            return false;

        case rapidjson::kTrueType:
            return true;

        case rapidjson::kStringType:
            return std::string { value.GetString(), value.GetStringLength() };

        case rapidjson::kNumberType:
            if (value.IsUint64()) return value.GetUint64();
            if (value.IsInt64()) return value.GetInt64();
            return value.GetDouble();

        default:
            return false;
    }
}