Module ext 

Extension traits adding small conveniences to std and num types.

Traits

CloneAnd

Adds clone_and(f): clone self, apply the mutation f, and return the modified clone — for building variants without mutating the original.

DivRound

Division rounded to the nearest integer.

IntoDigits

Decompose a non-negative integer into its base-10 digits.

IteratorExt

Extension methods on Iterator.

RangeExt

Shift the endpoints of a Range or RangeInclusive by independent left/right offsets.

Functions

empty_range

The empty RangeInclusive<isize>, for a grading support with no elements. start > end, so it yields nothing and contains is always false.