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// Copyright 2019 CUE Authors
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package ast
// Comments returns all comments associated with a given node.
func Comments(n Node) []*CommentGroup {
c := n.commentInfo()
if c == nil {
return nil
}
return c.Comments()
}
// AddComment adds the given comment to the node if it supports it.
// If a node does not support comments, such as for CommentGroup or Comment,
// this call has no effect.
func AddComment(n Node, cg *CommentGroup) {
c := n.commentInfo()
if c == nil {
return
}
c.AddComment(cg)
}
// SetComments replaces all comments of n with the given set of comments.
// If a node does not support comments, such as for CommentGroup or Comment,
// this call has no effect.
func SetComments(n Node, cgs []*CommentGroup) {
c := n.commentInfo()
if c == nil {
return
}
c.SetComments(cgs)
}
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