diff options
author | Michael Muré <batolettre@gmail.com> | 2020-02-05 22:03:19 +0100 |
---|---|---|
committer | Michael Muré <batolettre@gmail.com> | 2020-02-05 22:33:03 +0100 |
commit | 1d4bb7ceb0cef79d68df0bacc913b01e40e6ddd6 (patch) | |
tree | e088b0fa43058afde1db71541d8fcb4b94905d6e /vendor/github.com/icrowley/fake/credit_cards.go | |
parent | f093be96e98284580d61664adecd0a2ff8b354e4 (diff) | |
download | git-bug-1d4bb7ceb0cef79d68df0bacc913b01e40e6ddd6.tar.gz |
migrate to go modules
Diffstat (limited to 'vendor/github.com/icrowley/fake/credit_cards.go')
-rw-r--r-- | vendor/github.com/icrowley/fake/credit_cards.go | 69 |
1 files changed, 0 insertions, 69 deletions
diff --git a/vendor/github.com/icrowley/fake/credit_cards.go b/vendor/github.com/icrowley/fake/credit_cards.go deleted file mode 100644 index 47d6ca72..00000000 --- a/vendor/github.com/icrowley/fake/credit_cards.go +++ /dev/null @@ -1,69 +0,0 @@ -package fake - -import ( - "strings" - - "strconv" -) - -type creditCard struct { - vendor string - length int - prefixes []int -} - -var creditCards = map[string]creditCard{ - "visa": {"VISA", 16, []int{4539, 4556, 4916, 4532, 4929, 40240071, 4485, 4716, 4}}, - "mastercard": {"MasterCard", 16, []int{51, 52, 53, 54, 55}}, - "amex": {"American Express", 15, []int{34, 37}}, - "discover": {"Discover", 16, []int{6011}}, -} - -// CreditCardType returns one of the following credit values: -// VISA, MasterCard, American Express and Discover -func CreditCardType() string { - n := len(creditCards) - var vendors []string - for _, cc := range creditCards { - vendors = append(vendors, cc.vendor) - } - - return vendors[r.Intn(n)] -} - -// CreditCardNum generated credit card number according to the card number rules -func CreditCardNum(vendor string) string { - if vendor != "" { - vendor = strings.ToLower(vendor) - } else { - var vendors []string - for v := range creditCards { - vendors = append(vendors, v) - } - vendor = vendors[r.Intn(len(vendors))] - } - card := creditCards[vendor] - prefix := strconv.Itoa(card.prefixes[r.Intn(len(card.prefixes))]) - num := []rune(prefix) - for i := 0; i < card.length-len(prefix); i++ { - num = append(num, genCCDigit(num)) - } - return string(num) -} - -func genCCDigit(num []rune) rune { - sum := 0 - for i := len(num) - 1; i >= 0; i-- { - n := int(num[i]) - if i%2 != 0 { - sum += n - } else { - if n*2 > 9 { - sum += n*2 - 9 - } else { - sum += n * 2 - } - } - } - return rune(((sum/10+1)*10 - sum) % 10) -} |