fix(comments): remove comment about invariant
It was stated that:
"`is_boundary(to_base_units(x))` is True for all `x`"
This is not the case for BaseMetric
@@ -142,7 +142,6 @@ pub trait Metric<N: NodeInfo> {
/// Invariants:
///
/// - `from_base_units(to_base_units(x)) == x` is True for valid `x`
- /// - `is_boundary(to_base_units(x))` is True for all `x`
fn to_base_units(l: &N::L, in_measured_units: usize) -> usize;
/// Returns the smallest offset in measured units corresponding to an offset in base units.
