Alexander Emelin
30 lines
693 B
Go
30 lines
693 B
Go
package pipeline
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import (
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"context"
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"github.com/grafana/grafana-plugin-sdk-go/data"
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)
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// MultipleProcessor can combine several Processor and
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// execute them sequentially.
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type MultipleProcessor struct {
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Processors []Processor
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}
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func (m MultipleProcessor) Process(ctx context.Context, vars ProcessorVars, frame *data.Frame) (*data.Frame, error) {
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for _, p := range m.Processors {
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var err error
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frame, err = p.Process(ctx, vars, frame)
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if err != nil {
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logger.Error("Error processing frame", "error", err)
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return nil, err
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}
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}
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return frame, nil
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}
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func NewMultipleProcessor(processors ...Processor) *MultipleProcessor {
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return &MultipleProcessor{Processors: processors}
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}
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