// Copyright 2018 The Go Authors. All rights reserved. // Use of this source code is governed by a BSD-style // license that can be found in the LICENSE file. // Package set provides simple set data structures for uint64 and string types. // // The API for every set is: // type Set(T {}) opaque // // // Len reports the number of elements in the set. // func (Set) Len() int // // // Has reports whether an item is in the set. // func (Set) Has(T) bool // // // Set inserts the item into the set. // func (Set) Set(T) // // // Clear removes the item from the set. // func (Set) Clear(T) package set