Fix for backtick not working for non-letters

z/mark.go

@@ -173,8 +173,8 @@ var begBold = regexp.MustCompile(`^\*{2}\p{L}`)
 var endBold = regexp.MustCompile(`^\p{L}\*{2}`)
 var begItalic = regexp.MustCompile(`^\*\p{L}`)
 var endItalic = regexp.MustCompile(`^\p{L}\*`)
-var begCode = regexp.MustCompile(`^` + "`" + `\p{L}`)
-var endCode = regexp.MustCompile(`^\p{L}` + "`")
+var begCode = regexp.MustCompile(`^` + "`" + `\S`)
+var endCode = regexp.MustCompile(`^\S` + "`")
 
 // Emph renders BonzaiMark emphasis spans specifically for
 // VT100-compatible terminals (which almost all are today):

z/mark_test.go

@@ -172,9 +172,11 @@ func ExampleEmph_code() {
 	term.Reset = `<reset>`
 	fmt.Println(Z.Emph("`Code`"))
 	fmt.Println(Z.Emph("` Code `"))
+	fmt.Println(Z.Emph("`.git`"))
 	// Output:
 	// <code>Code<reset>
 	// ` Code `
+	// <code>.git<reset>
 }
 
 func ExampleEmph_basics() {