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metamask-extension/app/scripts/lib/seed-phrase-verifier.js
Mark Stacey 14d85b1332
Make JSDoc formatting more consistent (#9796)
A few inconsistencies in JSDoc formatting have been fixed throughout
the project. Many issues remain; these were just the few things that
were easy to fix with a regular expression.

The changes include:

* Using lower-case for primitive types, but capitalizing non-primitive
 types
* Separating the parameter identifier and the description with a dash
* Omitting a dash between the return type and the return description
* Ensuring the parameter type is first and the identifier is second (in
 a few places it was backwards)
* Using square brackets to denote when a parameter is optional, rather
 than putting "(optional)" in the parameter description
* Including a type and identifier with every parameter
* Fixing inconsistent spacing, except where it's used for alignment
* Remove incorrectly formatted `@deprecated` tags that reference non-
 existent properties
* Remove lone comment block without accompanying function

Additionally, one parameter was renamed for clarity.
2020-11-10 14:00:41 -03:30

53 lines
1.7 KiB
JavaScript

import KeyringController from 'eth-keyring-controller'
import log from 'loglevel'
const seedPhraseVerifier = {
/**
* Verifies if the seed words can restore the accounts.
*
* Key notes:
* - The seed words can recreate the primary keyring and the accounts belonging to it.
* - The created accounts in the primary keyring are always the same.
* - The keyring always creates the accounts in the same sequence.
*
* @param {Array} createdAccounts - The accounts to restore
* @param {string} seedWords - The seed words to verify
* @returns {Promise<void>} Promises undefined
*
*/
async verifyAccounts(createdAccounts, seedWords) {
if (!createdAccounts || createdAccounts.length < 1) {
throw new Error('No created accounts defined.')
}
const keyringController = new KeyringController({})
const Keyring = keyringController.getKeyringClassForType('HD Key Tree')
const opts = {
mnemonic: seedWords,
numberOfAccounts: createdAccounts.length,
}
const keyring = new Keyring(opts)
const restoredAccounts = await keyring.getAccounts()
log.debug(`Created accounts: ${JSON.stringify(createdAccounts)}`)
log.debug(`Restored accounts: ${JSON.stringify(restoredAccounts)}`)
if (restoredAccounts.length !== createdAccounts.length) {
// this should not happen...
throw new Error('Wrong number of accounts')
}
for (let i = 0; i < restoredAccounts.length; i++) {
if (
restoredAccounts[i].toLowerCase() !== createdAccounts[i].toLowerCase()
) {
throw new Error(
`Not identical accounts! Original: ${createdAccounts[i]}, Restored: ${restoredAccounts[i]}`,
)
}
}
},
}
export default seedPhraseVerifier