/
string_set.go
48 lines (40 loc) · 1.04 KB
/
string_set.go
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// Copyright The Linux Foundation and each contributor to CommunityBridge.
// SPDX-License-Identifier: MIT
package utils
// StringSet contains string set
type StringSet struct {
set map[string]interface{}
}
// NewStringSet return new StringSet
func NewStringSet() *StringSet {
return &StringSet{set: make(map[string]interface{})}
}
// NewStringSetFromStringArray create string set from string array
func NewStringSetFromStringArray(in []string) *StringSet {
s := &StringSet{set: make(map[string]interface{})}
for _, str := range in {
s.Add(str)
}
return s
}
// Add adds the string to string set
func (ss *StringSet) Add(v string) {
ss.set[v] = nil
}
// Length is the length of string set
func (ss *StringSet) Length() int {
return len(ss.set)
}
// List returns list of strings in StringSet
func (ss *StringSet) List() []string {
var list []string
for k := range ss.set {
list = append(list, k)
}
return list
}
// Include check is string is present in set or not
func (ss *StringSet) Include(k string) bool {
_, ok := ss.set[k]
return ok
}