private int[] GroupCommits(
IReadOnlyDictionary <GitCommit, IEnumerable <GitFilePatch> > historicalChanges,
ThresholdFormula thresholdFormula)
{
var data = new int[historicalChanges.Count];
int idx = 0;
foreach (var historicalChange in historicalChanges)
{
var value = thresholdFormula switch
{
ThresholdFormula.Sum => historicalChange.Value.Sum(v =>
v.QuantifiedLinesAdded + v.QuantifiedLinesDeleted),
ThresholdFormula.Avg => historicalChange.Value.Sum(v =>
(v.QuantifiedLinesAdded + v.QuantifiedLinesDeleted) / 2),
ThresholdFormula.Min => historicalChange.Value.Sum(v =>
Math.Min(v.QuantifiedLinesAdded, v.QuantifiedLinesDeleted)),
ThresholdFormula.Max => historicalChange.Value.Sum(v =>
Math.Max(v.QuantifiedLinesAdded, v.QuantifiedLinesDeleted)),
_ => throw new ArgumentOutOfRangeException(nameof(thresholdFormula), thresholdFormula, null)
};
data[idx++] = value;
}
return(data);
}
}
private int GetChangeNumber(
QuantifierResult quantifierResult,
ThresholdFormula formula)
{
return(formula switch
{
ThresholdFormula.Sum => quantifierResult.QuantifiedLinesAdded + quantifierResult.QuantifiedLinesDeleted,
ThresholdFormula.Avg => (quantifierResult.QuantifiedLinesAdded +
quantifierResult.QuantifiedLinesDeleted) / 2,
ThresholdFormula.Min => Math.Min(
quantifierResult.QuantifiedLinesAdded,
quantifierResult.QuantifiedLinesDeleted),
ThresholdFormula.Max => Math.Max(
quantifierResult.QuantifiedLinesAdded,
quantifierResult.QuantifiedLinesDeleted),
_ => 0
});
