go*: update modules

Signed-off-by: Vincent Batts <vbatts@hashbangbash.com>

vendor/github.com/xrash/smetrics/soundex.go

@@ -6,36 +6,58 @@ import (
 
 // The Soundex encoding. It is a phonetic algorithm that considers how the words sound in English. Soundex maps a string to a 4-byte code consisting of the first letter of the original string and three numbers. Strings that sound similar should map to the same code.
 func Soundex(s string) string {
-	m := map[byte]string{
-		'B': "1", 'P': "1", 'F': "1", 'V': "1",
-		'C': "2", 'S': "2", 'K': "2", 'G': "2", 'J': "2", 'Q': "2", 'X': "2", 'Z': "2",
-		'D': "3", 'T': "3",
-		'L': "4",
-		'M': "5", 'N': "5",
-		'R': "6",
-	}
+	b := strings.Builder{}
+	b.Grow(4)
 
-	s = strings.ToUpper(s)
-
-	r := string(s[0])
 	p := s[0]
-	for i := 1; i < len(s) && len(r) < 4; i++ {
+	if p <= 'z' && p >= 'a' {
+		p -= 32 // convert to uppercase
+	}
+	b.WriteByte(p)
+
+	n := 0
+	for i := 1; i < len(s); i++ {
 		c := s[i]
 
-		if (c < 'A' || c > 'Z') || (c == p) {
+		if c <= 'z' && c >= 'a' {
+			c -= 32 // convert to uppercase
+		} else if c < 'A' || c > 'Z' {
+			continue
+		}
+
+		if c == p {
 			continue
 		}
 
 		p = c
 
-		if n, ok := m[c]; ok {
-			r += n
+		switch c {
+		case 'B', 'P', 'F', 'V':
+			c = '1'
+		case 'C', 'S', 'K', 'G', 'J', 'Q', 'X', 'Z':
+			c = '2'
+		case 'D', 'T':
+			c = '3'
+		case 'L':
+			c = '4'
+		case 'M', 'N':
+			c = '5'
+		case 'R':
+			c = '6'
+		default:
+			continue
+		}
+
+		b.WriteByte(c)
+		n++
+		if n == 3 {
+			break
 		}
 	}
 
-	for i := len(r); i < 4; i++ {
-		r += "0"
+	for i := n; i < 3; i++ {
+		b.WriteByte('0')
 	}
 
-	return r
+	return b.String()
 }