mirror of
https://github.com/mikefarah/yq.git
synced 2024-11-12 13:48:06 +00:00
38 lines
1.0 KiB
Go
38 lines
1.0 KiB
Go
package yqlib
|
|
|
|
import (
|
|
"container/list"
|
|
"fmt"
|
|
"math/rand"
|
|
|
|
yaml "gopkg.in/yaml.v3"
|
|
)
|
|
|
|
func shuffleOperator(d *dataTreeNavigator, context Context, expressionNode *ExpressionNode) (Context, error) {
|
|
|
|
// ignore CWE-338 gosec issue of not using crypto/rand
|
|
// this is just to shuffle an array rather generating a
|
|
// secret or something that needs proper rand.
|
|
myRand := rand.New(rand.NewSource(Now().UnixNano())) // #nosec
|
|
|
|
results := list.New()
|
|
|
|
for el := context.MatchingNodes.Front(); el != nil; el = el.Next() {
|
|
candidate := el.Value.(*CandidateNode)
|
|
|
|
candidateNode := unwrapDoc(candidate.Node)
|
|
|
|
if candidateNode.Kind != yaml.SequenceNode {
|
|
return context, fmt.Errorf("node at path [%v] is not an array (it's a %v)", candidate.GetNicePath(), candidate.GetNiceTag())
|
|
}
|
|
|
|
result := deepClone(candidateNode)
|
|
|
|
a := result.Content
|
|
|
|
myRand.Shuffle(len(a), func(i, j int) { a[i], a[j] = a[j], a[i] })
|
|
results.PushBack(candidate.CreateReplacement(result))
|
|
}
|
|
return context.ChildContext(results), nil
|
|
}
|