mirror of
https://github.com/arangodb/kube-arangodb.git
synced 2024-12-14 11:57:37 +00:00
69 lines
1.5 KiB
Go
69 lines
1.5 KiB
Go
//
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// DISCLAIMER
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//
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// Copyright 2023 ArangoDB GmbH, Cologne, Germany
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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//
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// Copyright holder is ArangoDB GmbH, Cologne, Germany
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//
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package util
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import "sort"
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type List[T any] []T
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func (l List[T]) Filter(fn func(T) bool) List[T] {
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if l == nil {
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return nil
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}
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result := make([]T, 0)
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for _, item := range l {
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if fn(item) {
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result = append(result, item)
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}
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}
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return result
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}
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func (l List[T]) Count(fn func(T) bool) int {
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return len(l.Filter(fn))
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}
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func (l List[T]) Append(items ...T) List[T] {
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return append(l, items...)
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}
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func (l List[T]) List() []T {
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return l
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}
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func (l List[T]) Sort(fn func(T, T) bool) List[T] {
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clone := l
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sort.Slice(clone, func(i, j int) bool {
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return fn(clone[i], clone[j])
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})
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return clone
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}
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func MapList[T, V any](in List[T], fn func(T) V) List[V] {
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if in == nil {
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return nil
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}
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result := make(List[V], 0, len(in))
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for _, em := range in {
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result = append(result, fn(em))
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}
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return result
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}
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