forked from cerc-io/laconicd-deprecated
53 lines
844 B
Go
53 lines
844 B
Go
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//
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// Copyright 2020 Wireline, Inc.
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//
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package utils
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import (
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"bytes"
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"encoding/binary"
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"sort"
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set "github.com/deckarep/golang-set"
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)
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func Int64ToBytes(num int64) []byte {
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buf := new(bytes.Buffer)
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binary.Write(buf, binary.BigEndian, num)
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return buf.Bytes()
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}
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func SetToSlice(set set.Set) []string {
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names := []string{}
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for name := range set.Iter() {
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if name, ok := name.(string); ok && name != "" {
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names = append(names, name)
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}
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}
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sort.SliceStable(names, func(i, j int) bool { return names[i] < names[j] })
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return names
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}
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func SliceToSet(names []string) set.Set {
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set := set.NewThreadUnsafeSet()
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for _, name := range names {
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if name != "" {
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set.Add(name)
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}
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}
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return set
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}
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func AppendUnique(list []string, element string) []string {
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set := SliceToSet(list)
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set.Add(element)
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return SetToSlice(set)
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}
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