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Implement transformNull

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This commit is contained in:
Alexander Zobnin
2021-05-27 16:47:18 +03:00
parent 2a5b12e43a
commit ef7681f689
2 changed files with 29 additions and 5 deletions
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21
pkg/datasource/functions.go
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@@ -57,11 +57,12 @@ var frontendFuncMap map[string]bool
func init() {
seriesFuncMap = map[string]DataProcessingFunc{
"groupBy": applyGroupBy,
"scale": applyScale,
"offset": applyOffset,
"percentile": applyPercentile,
"timeShift": applyTimeShiftPost,
"groupBy": applyGroupBy,
"scale": applyScale,
"offset": applyOffset,
"transformNull": applyTransformNull,
"percentile": applyPercentile,
"timeShift": applyTimeShiftPost,
}
aggFuncMap = map[string]AggDataProcessingFunc{
@@ -202,6 +203,16 @@ func applyOffset(series timeseries.TimeSeries, params ...interface{}) (timeserie
return series.Transform(transformFunc), nil
}
func applyTransformNull(series timeseries.TimeSeries, params ...interface{}) (timeseries.TimeSeries, error) {
nullValue, err := MustFloat64(params[0])
if err != nil {
return nil, errParsingFunctionParam(err)
}
transformFunc := timeseries.TransformNull(nullValue)
return series.Transform(transformFunc), nil
}
func applyAggregateBy(series []*timeseries.TimeSeriesData, params ...interface{}) ([]*timeseries.TimeSeriesData, error) {
pInterval, err := MustString(params[0])
pAgg, err := MustString(params[1])