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elasticsearch: handle NaN values

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This commit is contained in:
Marcus Efraimsson 2018-05-23 22:57:46 +02:00
parent 688f5b830c
commit 16c3566a87
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GPG Key ID: EBFE0FB04612DD4A
1 changed files with 8 additions and 4 deletions
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12
pkg/tsdb/elasticsearch/response_parser.go
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@ -490,10 +490,14 @@ func castToNullFloat(j *simplejson.Json) null.Float {
return null.FloatFrom(f)
}
s, err := j.String()
if err == nil {
v, _ := strconv.ParseFloat(s, 64)
return null.FloatFromPtr(&v)
if s, err := j.String(); err == nil {
if strings.ToLower(s) == "nan" {
return null.NewFloat(0, false)
}
if v, err := strconv.ParseFloat(s, 64); err == nil {
return null.FloatFromPtr(&v)
}
}
return null.NewFloat(0, false)