public HistogramBuckets(HistogramBucketKind kind, double start, double inc, uint count)
{
Kind = kind;
Start = start;
Inc = inc;
Count = count;
}
static unsafe HistogramBuckets ReadBuckets(ref BucketOpts buckets)
{
if (buckets.Count == 0)
{
throw new Exception("Tried to register histogram with no buckets");
}
var typeStr = Marshal.PtrToStringAnsi(buckets.Kind);
HistogramBucketKind kind = typeStr switch
{
"linear" => HistogramBucketKind.Linear,
"exponential" => HistogramBucketKind.Exponential,
_ => throw new Exception($"Invalid metric buckets type {typeStr}")
};
return(new HistogramBuckets(kind, buckets.Start, buckets.Increment, buckets.Count));
}