Merge pull request #9 from kentlouisetonino/fix/binary-to-hexadecimal…

…-does-not-support-zeroes-only

fix: Binary to Hexadecimal Does Not Support Zeroes Only Issue

src/services/binary/get_binary_to_hexadecimal.go

@@ -1,14 +1,19 @@
 package binary
 
-import "strconv"
+import (
+ "strconv"
+)
 
-// Converts binary number to hexadecial.
 func getBinaryToHexadecimal(binary int64) string {
  hexadecimal := ""
  reversedBinaryArray := getReversedBinaryArray(binary)
  arrayOfHexadecimal := []int64{}
  groupSum := int64(0)
 
+ if binary == 0 {
+ return "0"
+ }
+
  for i := 0; i < len(reversedBinaryArray); i++ {
  numWeight := i % 4
  isLastIndex := i == (len(reversedBinaryArray) - 1)