declare module "@extra-array/scan-while" {
import type { testFn } from "./_types";
/**
 * Scans from left, while a test passes.
 * @param x an array
 * @param ft test function (v, i, x)
 * @returns index where test fails
 */
declare function scanWhile<T>(x: Iterable<T>, ft: testFn<T>): number;
export = scanWhile;
//# sourceMappingURL=scanWhile.d.ts.map}