Function getLastValidPosition

third_party/inputmask/inputmask.js:791–802

(closestTo, strict, validPositions)

            }
        }
        function getLastValidPosition(closestTo, strict, validPositions) {
            var before = -1, after = -1, valids = validPositions || getMaskSet().validPositions;
            if (closestTo === undefined) closestTo = -1;
            for (var posNdx in valids) {
                var psNdx = parseInt(posNdx);
                if (valids[psNdx] && (strict || valids[psNdx].generatedInput !== true)) {
                    if (psNdx <= closestTo) before = psNdx;
                    if (psNdx >= closestTo) after = psNdx;
                }
            }
            return before === -1 || before == closestTo ? after : after == -1 ? before : closestTo - before < after - closestTo ? before : after;
        }
        function getDecisionTaker(tst) {
            var decisionTaker = tst.locator[tst.alternation];
            if (typeof decisionTaker == "string" && decisionTaker.length > 0) {