43 lines
1.0 KiB
Go
43 lines
1.0 KiB
Go
/*
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* Copyright 2025 coze-dev Authors
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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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package sets
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type Set[T comparable] map[T]struct{}
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func FromSlice[T comparable](s []T) Set[T] {
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set := make(Set[T], len(s))
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for _, elem := range s {
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cpElem := elem
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set[cpElem] = struct{}{}
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}
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return set
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}
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func (s Set[T]) ToSlice() []T {
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sl := make([]T, 0, len(s))
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for elem := range s {
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cpElem := elem
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sl = append(sl, cpElem)
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}
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return sl
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}
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func (s Set[T]) Contains(elem T) bool {
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_, ok := s[elem]
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return ok
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}
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