Add compact display

1 files changed, 33 insertions, 0 deletions

diff --git a/factor_info.go b/factor_info.go
index ee04e32..a6b91a9 100644
--- a/factor_info.go
+++ b/factor_info.go
@@ -95,6 +95,22 @@ func (fi *FactorInfo) WriteTo(w io.Writer) {
 	}
 }
 
+func (fi *FactorInfo) WriteToCompact(w io.Writer) {
+	fmt.Fprintf(w, "%d = %s | σ(n)/n: %.2f | τ(n)/n: %.3f | 2345: %s\n",
+		fi.Radix, fi.PrimeFactorization, fi.Score, fi.TotativeRatio, fi.BasicRank)
+	fmt.Fprintf(w, "Ln: %.2f", fi.Ln)
+	if fi.MTC != nil {
+		fmt.Fprintf(w, " | MTC: %d", *fi.MTC)
+	}
+	if fi.Type != nil {
+		fmt.Fprintf(w, " | %s", typeAbbrev(*fi.Type))
+	}
+	fmt.Fprintln(w)
+	if len(fi.DigitMap) > 0 {
+		writeDigitMapCompact(w, fi.DigitMap)
+	}
+}
+
 func writeTypeMessage(w io.Writer, t factors.NumberType) {
 	switch t {
 	case factors.ColossallyAbundant:
@@ -107,3 +123,20 @@ func writeTypeMessage(w io.Writer, t factors.NumberType) {
 		fmt.Fprintln(w, "This radix is practical.")
 	}
 }
+
+func typeAbbrev(t factors.NumberType) string {
+	switch t {
+	case factors.ColossallyAbundant:
+		return "Colossally Abundant"
+	case factors.Superabundant:
+		return "Superabundant"
+	case factors.OrderedExponent:
+		return "Ordered Exponents"
+	case factors.Practical:
+		return "Practical"
+	case factors.NotPractical:
+		return "Not Practical"
+	default:
+		panic("Should not be possible to get here.")
+	}
+}