Function is_alongside

pub fn is_alongside(
    distance: Radians,
    length: Radians,
    tolerance: Radians,
) -> bool

Whether an along track distance is within an Arc length including tolerance.

• distance - the along track distance from the start of the Arc.
• length the length of the Arc.
• tolerance the distance tolerance.

return true if the along track distance is within the length including tolerance, false otherwise.