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78 lines
1.8 KiB
78 lines
1.8 KiB
// Copyright 2017 The Gitea Authors. All rights reserved.
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// Use of this source code is governed by a MIT-style
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// license that can be found in the LICENSE file.
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package util
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import "sort"
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// Int64Slice attaches the methods of Interface to []int64, sorting in increasing order.
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type Int64Slice []int64
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func (p Int64Slice) Len() int { return len(p) }
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func (p Int64Slice) Less(i, j int) bool { return p[i] < p[j] }
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func (p Int64Slice) Swap(i, j int) { p[i], p[j] = p[j], p[i] }
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// IsSliceInt64Eq returns if the two slice has the same elements but different sequences.
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func IsSliceInt64Eq(a, b []int64) bool {
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if len(a) != len(b) {
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return false
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}
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sort.Sort(Int64Slice(a))
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sort.Sort(Int64Slice(b))
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for i := 0; i < len(a); i++ {
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if a[i] != b[i] {
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return false
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}
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}
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return true
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}
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// ExistsInSlice returns true if string exists in slice.
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func ExistsInSlice(target string, slice []string) bool {
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i := sort.Search(len(slice),
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func(i int) bool { return slice[i] == target })
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return i < len(slice)
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}
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// IsStringInSlice sequential searches if string exists in slice.
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func IsStringInSlice(target string, slice []string) bool {
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for i := 0; i < len(slice); i++ {
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if slice[i] == target {
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return true
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}
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}
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return false
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}
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// IsInt64InSlice sequential searches if int64 exists in slice.
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func IsInt64InSlice(target int64, slice []int64) bool {
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for i := 0; i < len(slice); i++ {
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if slice[i] == target {
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return true
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}
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}
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return false
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}
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// IsEqualSlice returns true if slices are equal.
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func IsEqualSlice(target []string, source []string) bool {
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if len(target) != len(source) {
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return false
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}
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if (target == nil) != (source == nil) {
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return false
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}
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sort.Strings(target)
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sort.Strings(source)
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for i, v := range target {
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if v != source[i] {
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return false
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}
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}
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return true
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}
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