Function casing

third_party/inputmask/inputmask.js:1173–1200

(elem, test, pos)

            }
        }
        function casing(elem, test, pos) {
            switch (opts.casing || test.casing) {
              case "upper":
                elem = elem.toUpperCase();
                break;

              case "lower":
                elem = elem.toLowerCase();
                break;

              case "title":
                var posBefore = getMaskSet().validPositions[pos - 1];
                if (pos === 0 || posBefore && posBefore.input === String.fromCharCode(Inputmask.keyCode.SPACE)) {
                    elem = elem.toUpperCase();
                } else {
                    elem = elem.toLowerCase();
                }
                break;

              default:
                if ($.isFunction(opts.casing)) {
                    var args = Array.prototype.slice.call(arguments);
                    args.push(getMaskSet().validPositions);
                    elem = opts.casing.apply(this, args);
                }
            }
            return elem;
        }
        function checkAlternationMatch(altArr1, altArr2, na) {
            var altArrC = opts.greedy ? altArr2 : altArr2.slice(0, 1), isMatch = false, naArr = na !== undefined ? na.split(",") : [], naNdx;
            for (var i = 0; i < naArr.length; i++) {