Revert "tweak parsing code."

This reverts commit 6c98249e57.

fermi.go

@@ -186,8 +186,6 @@ func prettyPrintStats(dist Dist) {
 	})
 	print_ci := func(ci float64, prefix string) {
 		x := sorted_xs[int(math.Round(float64(n)*ci))]
-		fmt.Printf("%s", prefix)
-		// pretty.PrettyPrintFloat(x)
 		fmt.Printf("%s%f\n", prefix, x)
 	}
 	print_ci(0.01, "ci 1%:  ")

pretty/pretty.go

@@ -52,6 +52,14 @@ func PrettyPrint2Floats(low float64, high float64) {
 	PrettyPrintFloat(high)
 }
 
+func multiplyOrPassThroughError(a float64, b float64, err error) (float64, error) {
+	if err != nil {
+		return b, err
+	} else {
+		return a * b, nil
+	}
+}
+
 func ParseFloat(word string) (float64, error) {
 	// l = len(word) // assuming no UTF stuff
 	switch len(word) {
@@ -63,23 +71,19 @@ func ParseFloat(word string) (float64, error) {
 
 	n := len(word) - 1
 	f, err := strconv.ParseFloat(word[:n], 64)
-	if err != nil {
-		return 0, err
-	}
-	multiplier := 1.0
 	switch word[n] {
 	case '%':
-		multiplier = 0.01
+		return multiplyOrPassThroughError(0.01, f, err)
 	case 'K':
-		multiplier = 1_000
+		return multiplyOrPassThroughError(1_000, f, err)
 	case 'M':
-		multiplier = 1_000_000
+		return multiplyOrPassThroughError(1_000_000, f, err)
 	case 'B':
-		multiplier = 1_000_000
+		return multiplyOrPassThroughError(1_000_000_000, f, err)
 	case 'T':
-		multiplier = 1_000_000
+		return multiplyOrPassThroughError(1_000_000_000_000, f, err)
 	default:
-		multiplier = 1.0
+		return strconv.ParseFloat(word, 64)
 	}
-	return f * multiplier, nil
+
 }