// Code generated by gen-set I64 int64; DO NOT EDIT.

// Copyright (C) 2015-2020  Nexedi SA and Contributors.
//                          Kirill Smelkov <kirr@nexedi.com>
//
// This program is free software: you can Use, Study, Modify and Redistribute
// it under the terms of the GNU General Public License version 3, or (at your
// option) any later version, as published by the Free Software Foundation.
//
// You can also Link and Combine this program with other software covered by
// the terms of any of the Free Software licenses or any of the Open Source
// Initiative approved licenses and Convey the resulting work. Corresponding
// source of such a combination shall include the source code for all other
// software used.
//
// This program is distributed WITHOUT ANY WARRANTY; without even the implied
// warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
//
// See COPYING file for full licensing terms.
// See https://www.nexedi.com/licensing for rationale and options.

package main

// SetI64 is a set of int64.
type SetI64 map[int64]struct{}

// Add adds v to the set.
func (s SetI64) Add(v int64) {
	s[v] = struct{}{}
}

// Del removes v from the set.
// it is noop if v was not in the set.
func (s SetI64) Del(v int64) {
	delete(s, v)
}

// Has checks whether the set contains v.
func (s SetI64) Has(v int64) bool {
	_, ok := s[v]
	return ok
}

// Update adds t values to s.
func (s SetI64) Update(t SetI64) {
	for v := range t {
		s.Add(v)
	}
}

// Elements returns all elements of set as slice.
func (s SetI64) Elements() []int64 {
	ev := make([]int64, len(s))
	i := 0
	for e := range s {
		ev[i] = e
		i++
	}
	return ev
}
