githaven-fork/modules/templates/util_slice.go

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// 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
}