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88519c3704
* Apply more golint recommendations * Update dumpstdlibast.go to include StdAst comment * Improve dump.go package comment.
43 lines
1.2 KiB
Go
43 lines
1.2 KiB
Go
/*
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Copyright 2016 Google Inc. All rights reserved.
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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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http://www.apache.org/licenses/LICENSE-2.0
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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 ast
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import "sort"
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// AddIdentifiers adds a slice of identifiers to an identifier set.
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func (i IdentifierSet) AddIdentifiers(idents Identifiers) {
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for _, ident := range idents {
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i.Add(ident)
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}
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}
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// ToOrderedSlice returns the elements of the current set as an ordered slice.
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func (i IdentifierSet) ToOrderedSlice() []Identifier {
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var s []Identifier
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for v := range i {
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s = append(s, v)
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}
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sort.Sort(identifierSorter(s))
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return s
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}
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type identifierSorter []Identifier
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func (s identifierSorter) Len() int { return len(s) }
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func (s identifierSorter) Swap(i, j int) { s[i], s[j] = s[j], s[i] }
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func (s identifierSorter) Less(i, j int) bool { return s[i] < s[j] }
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