Base58Check encoding: Difference between revisions
Content added Content deleted
m (→{{header|Go}}: Minor changes - results unaffected.) |
(→{{header|Go}}: More idiomatic error handling.) |
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import ( |
import ( |
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"fmt" |
"fmt" |
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"log" |
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"math/big" |
"math/big" |
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"strings" |
"strings" |
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} |
} |
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func convertToBase58(hash string, base int) string { |
func convertToBase58(hash string, base int) (string, error) { |
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var x, ok = new(big.Int).SetString(hash, base) |
var x, ok = new(big.Int).SetString(hash, base) |
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if !ok { |
if !ok { |
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return "", fmt.Errorf("'%v' is not a valid integer in base '%d'", hash, base) |
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} |
} |
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var sb strings.Builder |
var sb strings.Builder |
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sb.WriteByte(alphabet[r]) |
sb.WriteByte(alphabet[r]) |
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} |
} |
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return reverse(sb.String()) |
return reverse(sb.String()), nil |
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} |
} |
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func main() { |
func main() { |
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s := "25420294593250030202636073700053352635053786165627414518" |
s := "25420294593250030202636073700053352635053786165627414518" |
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b := convertToBase58(s, 10) |
b, err := convertToBase58(s, 10) |
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if err != nil { |
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log.Fatal(err) |
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} |
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fmt.Println(s, "->", b) |
fmt.Println(s, "->", b) |
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hashes := [...]string{ |
hashes := [...]string{ |
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} |
} |
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for _, hash := range hashes { |
for _, hash := range hashes { |
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b58 := convertToBase58(hash, 0) |
b58, err := convertToBase58(hash, 0) |
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if err != nil { |
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log.Fatal(err) |
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} |
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fmt.Printf("%-56s -> %s\n", hash, b58) |
fmt.Printf("%-56s -> %s\n", hash, b58) |
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} |
} |
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