src/third_party/devtools/node_modules/rxjs/_esm2015/internal/util/isPromise.js - cobalt - Git at Google

 export function isPromise(value) {
     return !!value && typeof value.subscribe !== 'function' && typeof value.then === 'function';
 }
 //# sourceMappingURL=isPromise.js.map
	export function isPromise(value) {
	return !!value && typeof value.subscribe !== 'function' && typeof value.then === 'function';
	}
	//# sourceMappingURL=isPromise.js.map