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-rw-r--r--modules/templates/util_slice.go35
1 files changed, 35 insertions, 0 deletions
diff --git a/modules/templates/util_slice.go b/modules/templates/util_slice.go
new file mode 100644
index 00000000..a3318cc1
--- /dev/null
+++ b/modules/templates/util_slice.go
@@ -0,0 +1,35 @@
+// Copyright 2023 The Gitea Authors. All rights reserved.
+// SPDX-License-Identifier: MIT
+
+package templates
+
+import (
+ "fmt"
+ "reflect"
+)
+
+type SliceUtils struct{}
+
+func NewSliceUtils() *SliceUtils {
+ return &SliceUtils{}
+}
+
+func (su *SliceUtils) Contains(s, v any) bool {
+ if s == nil {
+ return false
+ }
+ sv := reflect.ValueOf(s)
+ if sv.Kind() != reflect.Slice && sv.Kind() != reflect.Array {
+ panic(fmt.Sprintf("invalid type, expected slice or array, but got: %T", s))
+ }
+ for i := 0; i < sv.Len(); i++ {
+ it := sv.Index(i)
+ if !it.CanInterface() {
+ continue
+ }
+ if it.Interface() == v {
+ return true
+ }
+ }
+ return false
+}