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'use strict'; const {PNG} = require('pngjs'); module.exports = async (buffer, options) => { if (!Buffer.isBuffer(buffer)) { throw new TypeError(`Expected \`buffer\` to be of type \`Buffer\` but received type \`${typeof buffer}\``); } return new Promise((resolve, reject) => { let png = new PNG(options); png.on('metadata', data => { png = Object.assign(png, data); }); png.on('error', reject); png.on('parsed', () => resolve(png)); png.end(buffer); }); };