ce4c83ff
wxy
初始提交
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'use strict';
var util = require('util');
var getPolyfill = require('./polyfill');
module.exports = function shimUtilPromisify() {
var polyfill = getPolyfill();
if (polyfill !== util.promisify) {
util.promisify = polyfill;
Object.defineProperty(util, 'promisify', { value: polyfill });
}
return polyfill;
};
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