number.cpp


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#include "number.h"

/* Comparison operators {{{ */

bool
number::operator<(const number &n) const
{
    const auto size = this->_operands.size();

    if (size < n._operands.size()) {
        return true;
    }

    if (size > n._operands.size()) {
        return false;
    }

    /* Because first item is the least significant. */
    auto l1(this->_operands);
    auto l2(n._operands);

    l1.reverse();
    l2.reverse();

    return l1 < l2;
}

bool
number::operator>(const number &n) const
{
    return n.operator<(*this);
}

bool
number::operator<=(const number &n) const
{
    return operator<(n) || operator==(n);
}

bool
number::operator>=(const number &n) const
{
    return operator>(n) || operator==(n);
}

bool
number::operator==(const number &n) const
{
    return _operands == n._operands;
}

bool
number::operator!=(const number &n) const
{
    return _operands != n._operands;
}

/* }}} */