/
array.go
122 lines (114 loc) · 2.81 KB
/
array.go
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/*
* Tencent is pleased to support the open source community by making TKEStack
* available.
*
* Copyright (C) 2012-2019 Tencent. All Rights Reserved.
*
* Licensed under the Apache License, Version 2.0 (the "License"); you may not use
* this file except in compliance with the License. You may obtain a copy of the
* License at
*
* https://opensource.org/licenses/Apache-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
* WARRANTIES OF ANY KIND, either express or implied. See the License for the
* specific language governing permissions and limitations under the License.
*/
package util
// InInt32Slice checks if all elements in the array are integers.
func InInt32Slice(slice []int32, num int32) bool {
if len(slice) == 0 {
return false
}
exist := false
for _, n := range slice {
if n == num {
exist = true
break
}
}
return exist
}
// InStringSlice checks if all elements in the array are strings.
func InStringSlice(slice []string, str string) bool {
if len(slice) == 0 {
return false
}
exist := false
for _, s := range slice {
if s == str {
exist = true
break
}
}
return exist
}
// DiffStringSlice returns the difference between two given string arrays,
// including deleted and added elements.
func DiffStringSlice(origins []string, updated []string) (added []string, removed []string) {
if origins == nil {
origins = []string{}
}
if updated == nil {
updated = []string{}
}
for _, origin := range origins {
if !InStringSlice(updated, origin) {
removed = append(removed, origin)
}
}
for _, update := range updated {
if !InStringSlice(origins, update) {
added = append(added, update)
}
}
return
}
// ArrayEquals determines whether two string arrays are identical.
func ArrayEquals(a []string, b []string) bool {
if len(a) != len(b) {
return false
}
for i, v := range a {
if v != b[i] {
return false
}
}
return true
}
// InStringSlice checks if all elements in the array are strings.
func In2DStringSlice(slices [][]string, slice []string) bool {
if len(slice) == 0 {
return false
}
exist := false
for _, s := range slices {
if ArrayEquals(s, slice) {
exist = true
break
}
}
return exist
}
// DiffStringSlice returns the difference between two given string arrays,
// including deleted and added elements.
func Diff2DStringSlice(origins [][]string, updated [][]string) (added [][]string, removed [][]string) {
if origins == nil {
origins = [][]string{}
}
if updated == nil {
updated = [][]string{}
}
for _, origin := range origins {
if !In2DStringSlice(updated, origin) {
removed = append(removed, origin)
}
}
for _, update := range updated {
if !In2DStringSlice(origins, update) {
added = append(added, update)
}
}
return
}