From dd136858f1ea40ad3c94191d647487fa4f31926c Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel@debian.org>
Date: Fri, 18 Oct 2024 20:33:49 +0200
Subject: Adding upstream version 9.0.0.

Signed-off-by: Daniel Baumann <daniel@debian.org>
---
 modules/util/slice.go | 73 +++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 73 insertions(+)
 create mode 100644 modules/util/slice.go

(limited to 'modules/util/slice.go')

diff --git a/modules/util/slice.go b/modules/util/slice.go
new file mode 100644
index 0000000..9c878c2
--- /dev/null
+++ b/modules/util/slice.go
@@ -0,0 +1,73 @@
+// Copyright 2022 The Gitea Authors. All rights reserved.
+// SPDX-License-Identifier: MIT
+
+package util
+
+import (
+	"cmp"
+	"slices"
+	"strings"
+)
+
+// SliceContainsString sequential searches if string exists in slice.
+func SliceContainsString(slice []string, target string, insensitive ...bool) bool {
+	if len(insensitive) != 0 && insensitive[0] {
+		target = strings.ToLower(target)
+		return slices.ContainsFunc(slice, func(t string) bool { return strings.ToLower(t) == target })
+	}
+
+	return slices.Contains(slice, target)
+}
+
+// SliceSortedEqual returns true if the two slices will be equal when they get sorted.
+// It doesn't require that the slices have been sorted, and it doesn't sort them either.
+func SliceSortedEqual[T comparable](s1, s2 []T) bool {
+	if len(s1) != len(s2) {
+		return false
+	}
+
+	counts := make(map[T]int, len(s1))
+	for _, v := range s1 {
+		counts[v]++
+	}
+	for _, v := range s2 {
+		counts[v]--
+	}
+
+	for _, v := range counts {
+		if v != 0 {
+			return false
+		}
+	}
+	return true
+}
+
+// SliceRemoveAll removes all the target elements from the slice.
+func SliceRemoveAll[T comparable](slice []T, target T) []T {
+	return slices.DeleteFunc(slice, func(t T) bool { return t == target })
+}
+
+// Sorted returns the sorted slice
+// Note: The parameter is sorted inline.
+func Sorted[S ~[]E, E cmp.Ordered](values S) S {
+	slices.Sort(values)
+	return values
+}
+
+// TODO: Replace with "maps.Values" once available, current it only in golang.org/x/exp/maps but not in standard library
+func ValuesOfMap[K comparable, V any](m map[K]V) []V {
+	values := make([]V, 0, len(m))
+	for _, v := range m {
+		values = append(values, v)
+	}
+	return values
+}
+
+// TODO: Replace with "maps.Keys" once available, current it only in golang.org/x/exp/maps but not in standard library
+func KeysOfMap[K comparable, V any](m map[K]V) []K {
+	keys := make([]K, 0, len(m))
+	for k := range m {
+		keys = append(keys, k)
+	}
+	return keys
+}
-- 
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