Module Belt_internalBuckets
type bucket('a, 'b) = {- mutable key: 'a,
- mutable value: 'b,
- mutable next: C.opt(bucket('a, 'b)),
};let copy: t('hash, 'eq, 'a, 'b) => t('hash, 'eq, 'a, 'b);let forEachU: t(_, _, 'a, 'b) => Js.Fn.arity2(('a => 'b => 'c)) => unit;let forEach: t(_, _, 'a, 'b) => ('a => 'b => 'c) => unit;let reduceU: 
  t(_, _, 'a, 'b) =>
  'c =>
  Js.Fn.arity3(('c => 'a => 'b => 'c)) =>
  'c;let reduce: t(_, _, 'a, 'b) => 'c => ('c => 'a => 'b => 'c) => 'c;let logStats: t(_, _, _, _) => unit;let keepMapInPlaceU: 
  t(_, _, 'a, 'b) =>
  Js.Fn.arity2(('a => 'b => option('b))) =>
  unit;let keepMapInPlace: t(_, _, 'a, 'b) => ('a => 'b => option('b)) => unit;let fillArray: int => array(('a, 'b)) => bucket('a, 'b) => int;let keysToArray: t(_, _, 'a, _) => array('a);let valuesToArray: t(_, _, _, 'b) => array('b);let toArray: t(_, _, 'a, 'b) => array(('a, 'b));let getBucketHistogram: t(_, _, _, _) => array(int);