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https://github.com/nspcc-dev/neo-go.git
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2ab420ed18
We have a lot of common code which is shared between `smartcontract` and `wallet` cli packages. It's convinient to keep it in a separate helper package in order to avoid functional cli packages dependencies.
49 lines
1.1 KiB
Go
49 lines
1.1 KiB
Go
package cmdargs
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import (
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"fmt"
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"strings"
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"github.com/nspcc-dev/neo-go/cli/flags"
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"github.com/nspcc-dev/neo-go/pkg/core/transaction"
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"github.com/urfave/cli"
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)
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// GetSignersFromContext returns signers parsed from context args starting
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// from the specified offset.
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func GetSignersFromContext(ctx *cli.Context, offset int) ([]transaction.Signer, *cli.ExitError) {
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args := ctx.Args()
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var signers []transaction.Signer
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if args.Present() && len(args) > offset {
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for i, c := range args[offset:] {
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cosigner, err := parseCosigner(c)
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if err != nil {
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return nil, cli.NewExitError(fmt.Errorf("failed to parse signer #%d: %w", i, err), 1)
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}
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signers = append(signers, cosigner)
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}
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}
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return signers, nil
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}
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func parseCosigner(c string) (transaction.Signer, error) {
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var (
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err error
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res = transaction.Signer{
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Scopes: transaction.CalledByEntry,
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}
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)
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data := strings.SplitN(c, ":", 2)
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s := data[0]
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res.Account, err = flags.ParseAddress(s)
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if err != nil {
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return res, err
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}
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if len(data) > 1 {
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res.Scopes, err = transaction.ScopesFromString(data[1])
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if err != nil {
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return transaction.Signer{}, err
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}
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}
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return res, nil
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}
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