prejss/lib/utils/is-promise.js

Get the power of PostCSS with plugins in your JSS styles. 🎨 Just put CSS into JS and get it as JSS object.

'use strict';

Object.defineProperty(exports, "__esModule", {
  value: true
});

exports.default = function (obj) {
  return typeof obj === 'function' && typeof obj.then === 'function';
};