luhn-generator
Version:
A generator of numbers that passes the validation of Luhn algorithm or Luhn formula, also known as the 'modulus 10' or 'mod 10' algorithm
19 lines (18 loc) • 580 B
JavaScript
/** PURE_IMPORTS_START _Subscriber PURE_IMPORTS_END */
import { Subscriber } from '../Subscriber';
export function canReportError(observer) {
while (observer) {
var _a = observer, closed_1 = _a.closed, destination = _a.destination, isStopped = _a.isStopped;
if (closed_1 || isStopped) {
return false;
}
else if (destination && destination instanceof Subscriber) {
observer = destination;
}
else {
observer = null;
}
}
return true;
}
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