52 lines
1.5 KiB
Go
52 lines
1.5 KiB
Go
// Copyright 2021 PingCAP, Inc.
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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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package slice
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import (
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"slices"
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"strconv"
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)
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// AllOf returns true if all elements in the slice match the predict func.
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func AllOf[T any](s []T, p func(T) bool) bool {
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// Use the inverse of ContainsFunc with negated predicate
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// AllOf(s, p) is equivalent to !ContainsFunc(s, !p)
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return !slices.ContainsFunc(s, func(x T) bool {
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return !p(x)
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})
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}
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// Int64sToStrings converts a slice of int64 to a slice of string.
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func Int64sToStrings(ints []int64) []string {
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strs := make([]string, len(ints))
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for i, v := range ints {
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strs[i] = strconv.FormatInt(v, 10)
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}
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return strs
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}
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// DeepClone uses Clone() to clone a slice.
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// The elements in the slice must implement func (T) Clone() T.
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func DeepClone[T interface{ Clone() T }](s []T) []T {
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if s == nil {
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return nil
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}
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cloned := make([]T, 0, len(s))
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for _, item := range s {
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cloned = append(cloned, item.Clone())
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}
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return cloned
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}
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