42 lines
792 B
Go
42 lines
792 B
Go
package main
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import (
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"fmt"
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"os"
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multibase "github.com/multiformats/go-multibase"
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)
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func main() {
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if len(os.Args) < 3 {
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fmt.Printf("usage: %s <new-base> <multibase-str>...\n", os.Args[0])
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os.Exit(1)
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}
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var newBase multibase.Encoding
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if baseParam := os.Args[1]; len(baseParam) != 0 {
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newBase = multibase.Encoding(baseParam[0])
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} else {
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fmt.Fprintln(os.Stderr, "<new-base> is empty")
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os.Exit(1)
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}
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input := os.Args[2:]
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for _, strmbase := range input {
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_, data, err := multibase.Decode(strmbase)
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if err != nil {
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fmt.Fprintf(os.Stderr, "error while decoding: %s\n", err)
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os.Exit(1)
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}
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newCid, err := multibase.Encode(newBase, data)
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if err != nil {
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fmt.Fprintf(os.Stderr, "error while encoding: %s\n", err)
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os.Exit(1)
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}
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fmt.Println(newCid)
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}
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}
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