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31 lines
722 B
Go
31 lines
722 B
Go
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package prompbmarshal
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import (
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"fmt"
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)
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// MarshalWriteRequest marshals wr to dst and returns the result.
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func MarshalWriteRequest(dst []byte, wr *WriteRequest) []byte {
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size := wr.Size()
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dstLen := len(dst)
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if n := size - (cap(dst) - dstLen); n > 0 {
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dst = append(dst[:cap(dst)], make([]byte, n)...)
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}
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dst = dst[:dstLen+size]
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n, err := wr.MarshalToSizedBuffer(dst[dstLen:])
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if err != nil {
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panic(fmt.Errorf("BUG: unexpected error when marshaling WriteRequest: %s", err))
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}
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return dst[:dstLen+n]
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}
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// ResetWriteRequest resets wr.
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func ResetWriteRequest(wr *WriteRequest) {
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for i := range wr.Timeseries {
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ts := wr.Timeseries[i]
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ts.Labels = nil
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ts.Samples = nil
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}
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wr.Timeseries = wr.Timeseries[:0]
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}
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