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Текущая директория: /var/www/bitcardoApp/node_modules/ethers/lib.esm/wordlists
Просмотр файла: wordlist-owl.js
// Use the encode-latin.js script to create the necessary
// data files to be consumed by this class
import { id } from "../hash/index.js";
import { assertArgument } from "../utils/index.js";
import { decodeOwl } from "./decode-owl.js";
import { Wordlist } from "./wordlist.js";
/**
* An OWL format Wordlist is an encoding method that exploits
* the general locality of alphabetically sorted words to
* achieve a simple but effective means of compression.
*
* This class is generally not useful to most developers as
* it is used mainly internally to keep Wordlists for languages
* based on ASCII-7 small.
*
* If necessary, there are tools within the ``generation/`` folder
* to create the necessary data.
*/
export class WordlistOwl extends Wordlist {
#data;
#checksum;
/**
* Creates a new Wordlist for %%locale%% using the OWL %%data%%
* and validated against the %%checksum%%.
*/
constructor(locale, data, checksum) {
super(locale);
this.#data = data;
this.#checksum = checksum;
this.#words = null;
}
/**
* The OWL-encoded data.
*/
get _data() { return this.#data; }
/**
* Decode all the words for the wordlist.
*/
_decodeWords() {
return decodeOwl(this.#data);
}
#words;
#loadWords() {
if (this.#words == null) {
const words = this._decodeWords();
// Verify the computed list matches the official list
const checksum = id(words.join("\n") + "\n");
/* c8 ignore start */
if (checksum !== this.#checksum) {
throw new Error(`BIP39 Wordlist for ${this.locale} FAILED`);
}
/* c8 ignore stop */
this.#words = words;
}
return this.#words;
}
getWord(index) {
const words = this.#loadWords();
assertArgument(index >= 0 && index < words.length, `invalid word index: ${index}`, "index", index);
return words[index];
}
getWordIndex(word) {
return this.#loadWords().indexOf(word);
}
}
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Для локальной разработки. Не используйте в интернете!