yq/pkg/yqlib/operator_parent.go

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2021-11-23 23:16:48 +00:00
package yqlib
import "container/list"
func getParentOperator(d *dataTreeNavigator, context Context, expressionNode *ExpressionNode) (Context, error) {
log.Debugf("-- getParentOperator")
var results = list.New()
for el := context.MatchingNodes.Front(); el != nil; el = el.Next() {
candidate := el.Value.(*CandidateNode)
if candidate.Parent != nil {
results.PushBack(candidate.Parent)
}
}
return context.ChildContext(results), nil
}