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Fix bug in JSON path parser where an error occurs when a range is empty

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Kubernetes-commit: 10634c6093c84acc78181a26c93d8785e12802e4
This commit is contained in:
brianpursley
2020-11-01 10:41:19 -05:00
committed by Kubernetes Publisher
parent 4ef01cd5e2
commit 135cef183c
2 changed files with 28 additions and 3 deletions
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16
util/jsonpath/jsonpath.go
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@@ -103,13 +103,23 @@ func (j *JSONPath) FindResults(data interface{}) ([][]reflect.Value, error) {
if j.beginRange > 0 {
j.beginRange--
j.inRange++
for _, value := range results {
if len(results) > 0 {
for _, value := range results {
j.parser.Root.Nodes = nodes[i+1:]
nextResults, err := j.FindResults(value.Interface())
if err != nil {
return nil, err
}
fullResult = append(fullResult, nextResults...)
}
} else {
// If the range has no results, we still need to process the nodes within the range
// so the position will advance to the end node
j.parser.Root.Nodes = nodes[i+1:]
nextResults, err := j.FindResults(value.Interface())
_, err := j.FindResults(nil)
if err != nil {
return nil, err
}
fullResult = append(fullResult, nextResults...)
}
j.inRange--