Fixed error in calculating word boundary (off-by-one)

misc.go

@@ -25,7 +25,7 @@ func dotChars() []rune { // Returns all possible characters represented by the d
 func isWordBoundary(str string, idx int) bool {
 	str_runes := []rune(str)
 	wbounded := idx == 0 ||
-		idx >= len(str)-1 ||
+		idx >= len(str) ||
 		(!slices.Contains(wordChars, str_runes[idx-1]) && slices.Contains(wordChars, str_runes[idx])) ||
 		(slices.Contains(wordChars, str_runes[idx-1]) && !slices.Contains(wordChars, str_runes[idx]))
 	return wbounded