mirror of https://github.com/pulumi/pulumi.git
62 lines
1.3 KiB
Go
62 lines
1.3 KiB
Go
// Copyright 2016-2021, Pulumi Corporation.
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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 pulumi
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import (
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"sort"
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"github.com/pulumi/pulumi/sdk/v3/go/common/slice"
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)
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type urnSet map[URN]struct{}
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func (s urnSet) add(v URN) {
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s[v] = struct{}{}
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}
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func (s urnSet) has(v URN) bool {
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_, ok := s[v]
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return ok
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}
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func (s urnSet) contains(other urnSet) bool {
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for v := range other {
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if !s.has(v) {
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return false
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}
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}
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return true
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}
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func (s urnSet) union(other urnSet) {
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for v := range other {
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s.add(v)
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}
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}
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func (s urnSet) values() []URN {
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values := slice.Prealloc[URN](len(s))
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for v := range s {
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values = append(values, v)
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}
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return values
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}
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func (s urnSet) sortedValues() []URN {
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v := s.values()
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sort.Slice(v, func(i, j int) bool { return v[i] < v[j] })
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return v
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}
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