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Текущая директория: /usr/lib/node_modules/bitgo/node_modules/ox/_esm/core
Просмотр файла: HdKey.js
import { HDKey } from '@scure/bip32';
import * as Bytes from './Bytes.js';
import * as internal from './internal/hdKey.js';
/**
* Creates a HD Key from an extended private key.
*
* @example
* ```ts twoslash
* import { HdKey } from 'ox'
*
* const hdKey = HdKey.fromExtendedKey('...')
*
* console.log(hdKey.privateKey)
* // @log: '0x...'
* ```
*
* @param extendedKey - The extended private key.
* @returns The HD Key.
*/
export function fromExtendedKey(extendedKey) {
const key = HDKey.fromExtendedKey(extendedKey);
return internal.fromScure(key);
}
/**
* Creates a HD Key from a JSON object containing an extended private key (`xpriv`).
*
* @example
* ```ts twoslash
* import { HdKey } from 'ox'
*
* const hdKey = HdKey.fromJson({ xpriv: '...' })
*
* console.log(hdKey.privateKey)
* // @log: '0x...'
* ```
*
* @param json - The JSON object containing an extended private key (`xpriv`).
* @returns The HD Key.
*/
export function fromJson(json) {
return internal.fromScure(HDKey.fromJSON(json));
}
/**
* Creates a HD Key from a master seed.
*
* @example
* ```ts twoslash
* import { HdKey, Mnemonic } from 'ox'
*
* const seed = Mnemonic.toSeed('test test test test test test test test test test test junk')
* const hdKey = HdKey.fromSeed(seed)
* ```
*
* @example
* ### Path Derivation
*
* You can derive a HD Key at a specific path using `derive`.
*
* ```ts twoslash
* import { HdKey, Mnemonic } from 'ox'
*
* const mnemonic = Mnemonic.toSeed('test test test test test test test test test test test junk')
* const hdKey = HdKey.fromSeed(mnemonic).derive(HdKey.path())
*
* console.log(hdKey.privateKey)
* // @log: '0x...'
* ```
*
* @param seed - The master seed to create the HD Key from.
* @param options - Creation options.
* @returns The HD Key.
*/
export function fromSeed(seed, options = {}) {
const { versions } = options;
const key = HDKey.fromMasterSeed(Bytes.from(seed), versions);
return internal.fromScure(key);
}
/**
* Creates an Ethereum-based BIP-44 HD path.
*
* @example
* ```ts twoslash
* import { HdKey } from 'ox'
*
* const path = HdKey.path({ account: 1, index: 2 })
* // @log: "m/44'/60'/1'/0/2"
* ```
*
* @param options - Path options.
* @returns The path.
*/
export function path(options = {}) {
const { account = 0, change = 0, index = 0 } = options;
return `m/44'/60'/${account}'/${change}/${index}`;
}
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