mirror of
https://github.com/pezkuwichain/pezkuwi-subxt.git
synced 2026-06-27 08:11:07 +00:00
Bastian Köcher
91 lines
2.5 KiB
Rust
91 lines
2.5 KiB
Rust
// This file is part of Substrate.
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// Copyright (C) 2020-2021 Parity Technologies (UK) Ltd.
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// SPDX-License-Identifier: Apache-2.0
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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//! Implementation of the `generate` subcommand
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use bip39::{MnemonicType, Mnemonic, Language};
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use structopt::StructOpt;
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use crate::{
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utils::print_from_uri, KeystoreParams, Error,
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with_crypto_scheme, NetworkSchemeFlag, OutputTypeFlag, CryptoSchemeFlag,
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};
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/// The `generate` command
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#[derive(Debug, StructOpt, Clone)]
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#[structopt(name = "generate", about = "Generate a random account")]
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pub struct GenerateCmd {
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/// The number of words in the phrase to generate. One of 12 (default), 15, 18, 21 and 24.
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#[structopt(long, short = "w", value_name = "WORDS")]
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words: Option<usize>,
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#[allow(missing_docs)]
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#[structopt(flatten)]
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pub keystore_params: KeystoreParams,
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#[allow(missing_docs)]
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#[structopt(flatten)]
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pub network_scheme: NetworkSchemeFlag,
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#[allow(missing_docs)]
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#[structopt(flatten)]
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pub output_scheme: OutputTypeFlag,
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#[allow(missing_docs)]
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#[structopt(flatten)]
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pub crypto_scheme: CryptoSchemeFlag,
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}
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impl GenerateCmd {
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/// Run the command
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pub fn run(&self) -> Result<(), Error> {
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let words = match self.words {
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Some(words) => {
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MnemonicType::for_word_count(words)
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.map_err(|_| {
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Error::Input("Invalid number of words given for phrase: must be 12/15/18/21/24".into())
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})?
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},
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None => MnemonicType::Words12,
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};
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let mnemonic = Mnemonic::new(words, Language::English);
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let password = self.keystore_params.read_password()?;
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let output = self.output_scheme.output_type.clone();
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with_crypto_scheme!(
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self.crypto_scheme.scheme,
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print_from_uri(
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mnemonic.phrase(),
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password,
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self.network_scheme.network.clone(),
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output,
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)
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);
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Ok(())
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}
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}
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#[cfg(test)]
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mod tests {
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use super::GenerateCmd;
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use structopt::StructOpt;
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#[test]
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fn generate() {
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let generate = GenerateCmd::from_iter(&["generate", "--password", "12345"]);
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assert!(generate.run().is_ok())
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}
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}
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