How to use the yauzl.ZipFile.prototype function in yauzl
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walletpass / pass-js / src / lib / yazul-promisified.ts View on Github 
writable: false,
configurable: false,
value() {
return new EventIterator((push, stop, fail) => {
this.addListener('entry', push);
this.addListener('end', stop);
this.addListener('error', fail);
})[Symbol.asyncIterator]();
},
},
openReadStreamAsync: {
enumerable: true,
writable: false,
configurable: false,
// eslint-disable-next-line @typescript-eslint/unbound-method
value: promisify(ZipFile.prototype.openReadStream),
},
getBuffer: {
enumerable: true,
writable: false,
configurable: false,
async value(entry: Entry) {
const stream = await this.openReadStreamAsync(entry);
return streamToBuffer(stream);
},
},
});
export const unzipBuffer = (promisify(ZipFromBuffer) as unknown) as (
buffer: Buffer,
options?: Options,
) => Promise<
ZipFile & {import { promisify } from 'util';
import { Entry, Options, ZipFile, fromBuffer as ZipFromBuffer } from 'yauzl';
import { EventIterator } from 'event-iterator';
import { streamToBuffer } from './stream-to-buffer';
// Promisifying yauzl
Object.defineProperties(ZipFile.prototype, {
[Symbol.asyncIterator]: {
enumerable: true,
writable: false,
configurable: false,
value() {
return new EventIterator((push, stop, fail) => {
this.addListener('entry', push);
this.addListener('end', stop);
this.addListener('error', fail);
})[Symbol.asyncIterator]();
},
},
openReadStreamAsync: {
enumerable: true,
writable: false,
configurable: false,
