/// <summary>
/// Compares the lhs to the rhs.
/// </summary>
/// <param name="lhs">The LHS quantity.</param>
/// <param name="rhs">The RHS quantity.</param>
/// <returns>The result of <see cref="int"/> Compare based the rhs converted to the same unit as lhs.</returns>
public static int CompareTo(IQuantity lhs, IQuantity rhs)
{
var lhsUnit = lhs.Unit;
var rhsUnit = rhs.Unit;
if (!UnitEqualityHelper.AreBaseUnitsEqual(lhsUnit, rhsUnit))
{
throw new UnitMismatchException(OperationType.Compare, lhsUnit, rhsUnit);
}
var rhsValue = QuantityOperations.ConvertToUnit(rhs, lhs.Unit);
return(lhs.Value.CompareTo(rhsValue));
}
/// <summary>
/// Checks if the lhs and the rhs are equal.
/// </summary>
/// <param name="lhs">The LHS quantity.</param>
/// <param name="rhs">The RHS quantity.</param>
/// <returns>
/// A value indication whether the lhs and the rhs are equal.
/// </returns>
public static bool AreEqual(IQuantity lhs, IQuantity rhs)
{
if (lhs == null || rhs == null)
{
return(false);
}
var lhsUnit = lhs.Unit;
var rhsUnit = rhs.Unit;
if (!UnitEqualityHelper.AreBaseUnitsEqual(lhsUnit, rhsUnit))
{
return(false);
}
var rhsValue = QuantityOperations.ConvertToUnit(rhs, lhsUnit);
return(lhs.Value.Equals(rhsValue));
}