public Maybe <DesignSmell> Detect(IMethod m)
{
var Shallow = 1;
var Few = 5;
var ShortMemoryCap = 7;
var maxNesting = m.ILNestingDepth;
var cint = CouplingIntensity.Value(m);
var cdisp = CouplingDispersion.Value(m);
if ((cint > ShortMemoryCap && cdisp < CommonFractionThreshold.Half ||
cint > Few && cdisp < CommonFractionThreshold.AQuarter) && maxNesting > Shallow)
{
return(Maybe <DesignSmell> .From(
new DesignSmell
{
Name = "Intensive Coupling",
Severity = CalculateSeverity(cint, cdisp),
SourceFile = m.ParentType.SourceFile(),
Source = m
}));
}
return(Maybe <DesignSmell> .None);
}
private static double CalculateSeverity(int icio, int icdo, IMethod method)
{
var severityIcio = LinearNormalization.WithMeasurementRange(7, 21).ValueFor(icio);
var severityIcdo = LinearNormalization.WithMeasurementRange(3, 9).ValueFor(icdo);
var ocio = CouplingIntensity.Value(method);
var severityOcio = LinearNormalization.WithMeasurementRange(7, 21).ValueFor(ocio);
var ocdo = CouplingDispersion.Value(method);
var severityOcdo = LinearNormalization.WithMeasurementRange(3, 9).ValueFor(ocdo);
return((2 * severityIcio + 2 * severityIcdo + severityOcio + severityOcdo) / 6);
}