Inputmask/dist/inputmask/inputmask.numeric.extensions.js

/*!
* inputmask.numeric.extensions.js
* https://github.com/RobinHerbots/Inputmask
* Copyright (c) 2010 - 2018 Robin Herbots
* Licensed under the MIT license (http://www.opensource.org/licenses/mit-license.php)
* Version: 4.0.3-beta.0
*/

(function(factory) {
    if (typeof define === "function" && define.amd) {
        define([ "./inputmask" ], factory);
    } else if (typeof exports === "object") {
        module.exports = factory(require("./inputmask"));
    } else {
        factory(window.Inputmask);
    }
})(function(Inputmask) {
    var $ = Inputmask.dependencyLib;
    function autoEscape(txt, opts) {
        var escapedTxt = "";
        for (var i = 0; i < txt.length; i++) {
            if (Inputmask.prototype.definitions[txt.charAt(i)] || opts.definitions[txt.charAt(i)] || opts.optionalmarker.start === txt.charAt(i) || opts.optionalmarker.end === txt.charAt(i) || opts.quantifiermarker.start === txt.charAt(i) || opts.quantifiermarker.end === txt.charAt(i) || opts.groupmarker.start === txt.charAt(i) || opts.groupmarker.end === txt.charAt(i) || opts.alternatormarker === txt.charAt(i)) {
                escapedTxt += "\\" + txt.charAt(i);
            } else escapedTxt += txt.charAt(i);
        }
        return escapedTxt;
    }
    function alignDigits(buffer, opts) {
        if (opts.numericInput) {
            var radixPosition = $.inArray(opts.radixPoint, buffer);
            if (radixPosition === -1) {
                buffer.push(opts.radixPoint);
                radixPosition = buffer.length - 1;
            }
            for (var i = 1; i <= opts.digits; i++) {
                buffer[radixPosition + i] = buffer[radixPosition + i] || "0";
            }
        }
        return buffer;
    }
    Inputmask.extendAliases({
        numeric: {
            mask: function(opts) {
                if (opts.repeat !== 0 && isNaN(opts.integerDigits)) {
                    opts.integerDigits = opts.repeat;
                }
                opts.repeat = 0;
                if (opts.groupSeparator === opts.radixPoint && opts.digits && opts.digits !== "0") {
                    if (opts.radixPoint === ".") {
                        opts.groupSeparator = ",";
                    } else if (opts.radixPoint === ",") {
                        opts.groupSeparator = ".";
                    } else opts.groupSeparator = "";
                }
                if (opts.groupSeparator === " ") {
                    opts.skipOptionalPartCharacter = undefined;
                }
                opts.autoGroup = opts.autoGroup && opts.groupSeparator !== "";
                if (opts.autoGroup) {
                    if (typeof opts.groupSize == "string" && isFinite(opts.groupSize)) opts.groupSize = parseInt(opts.groupSize);
                    if (isFinite(opts.integerDigits)) {
                        var seps = Math.floor(opts.integerDigits / opts.groupSize);
                        var mod = opts.integerDigits % opts.groupSize;
                        opts.integerDigits = parseInt(opts.integerDigits) + (mod === 0 ? seps - 1 : seps);
                        if (opts.integerDigits < 1) {
                            opts.integerDigits = "*";
                        }
                    }
                }
                if (opts.placeholder.length > 1) {
                    opts.placeholder = opts.placeholder.charAt(0);
                }
                if (opts.positionCaretOnClick === "radixFocus" && (opts.placeholder === "" && opts.integerOptional === false)) {
                    opts.positionCaretOnClick = "lvp";
                }
                opts.definitions[";"] = opts.definitions["~"];
                opts.definitions[";"].definitionSymbol = "~";
                if (opts.numericInput === true) {
                    opts.positionCaretOnClick = opts.positionCaretOnClick === "radixFocus" ? "lvp" : opts.positionCaretOnClick;
                    opts.digitsOptional = false;
                    if (isNaN(opts.digits)) opts.digits = 2;
                    opts.decimalProtect = false;
                }
                var mask = "[+]";
                mask += autoEscape(opts.prefix, opts);
                if (opts.integerOptional === true) {
                    mask += "~{1," + opts.integerDigits + "}";
                } else mask += "~{" + opts.integerDigits + "}";
                if (opts.digits !== undefined) {
                    var radixDef = opts.decimalProtect ? ":" : opts.radixPoint;
                    var dq = opts.digits.toString().split(",");
                    if (isFinite(dq[0]) && dq[1] && isFinite(dq[1])) {
                        mask += radixDef + ";{" + opts.digits + "}";
                    } else if (isNaN(opts.digits) || parseInt(opts.digits) > 0) {
                        if (opts.digitsOptional) {
                            mask += "[" + radixDef + ";{1," + opts.digits + "}]";
                        } else mask += radixDef + ";{" + opts.digits + "}";
                    }
                }
                mask += autoEscape(opts.suffix, opts);
                mask += "[-]";
                opts.greedy = false;
                return mask;
            },
            placeholder: "",
            greedy: false,
            digits: "*",
            digitsOptional: true,
            enforceDigitsOnBlur: false,
            radixPoint: ".",
            positionCaretOnClick: "radixFocus",
            groupSize: 3,
            groupSeparator: "",
            autoGroup: false,
            allowMinus: true,
            negationSymbol: {
                front: "-",
                back: ""
            },
            integerDigits: "+",
            integerOptional: true,
            prefix: "",
            suffix: "",
            rightAlign: true,
            decimalProtect: true,
            min: null,
            max: null,
            step: 1,
            insertMode: true,
            autoUnmask: false,
            unmaskAsNumber: false,
            inputmode: "numeric",
            preValidation: function(buffer, pos, c, isSelection, opts, maskset) {
                if (c === "-" || c === opts.negationSymbol.front) {
                    if (opts.allowMinus !== true) return false;
                    opts.isNegative = opts.isNegative === undefined ? true : !opts.isNegative;
                    if (buffer.join("") === "") return true;
                    return {
                        caret: maskset.validPositions[pos] ? pos : undefined,
                        dopost: true
                    };
                }
                if (isSelection === false && c === opts.radixPoint && (opts.digits !== undefined && (isNaN(opts.digits) || parseInt(opts.digits) > 0))) {
                    var radixPos = $.inArray(opts.radixPoint, buffer);
                    if (radixPos !== -1 && maskset.validPositions[radixPos] !== undefined) {
                        if (opts.numericInput === true) {
                            return pos === radixPos;
                        }
                        return {
                            caret: radixPos + 1
                        };
                    }
                }
                return true;
            },
            postValidation: function(buffer, pos, currentResult, opts) {
                function buildPostMask(buffer, opts) {
                    var postMask = "";
                    postMask += "(" + opts.groupSeparator + "*{" + opts.groupSize + "}){*}";
                    if (opts.radixPoint !== "") {
                        var radixSplit = buffer.join("").split(opts.radixPoint);
                        if (radixSplit[1]) {
                            postMask += opts.radixPoint + "*{" + radixSplit[1].match(/^\d*\??\d*/)[0].length + "}";
                        }
                    }
                    return postMask;
                }
                var suffix = opts.suffix.split(""), prefix = opts.prefix.split("");
                if (currentResult.pos === undefined && currentResult.caret !== undefined && currentResult.dopost !== true) return currentResult;
                var caretPos = currentResult.caret !== undefined ? currentResult.caret : currentResult.pos;
                var maskedValue = buffer.slice();
                if (opts.numericInput) {
                    caretPos = maskedValue.length - caretPos - 1;
                    maskedValue = maskedValue.reverse();
                }
                var charAtPos = maskedValue[caretPos];
                if (charAtPos === opts.groupSeparator) {
                    caretPos += 1;
                    charAtPos = maskedValue[caretPos];
                }
                if (caretPos === maskedValue.length - opts.suffix.length - 1 && charAtPos === opts.radixPoint) return currentResult;
                if (charAtPos !== undefined) {
                    if (charAtPos !== opts.radixPoint && charAtPos !== opts.negationSymbol.front && charAtPos !== opts.negationSymbol.back) {
                        maskedValue[caretPos] = "?";
                        if (opts.prefix.length > 0 && caretPos >= (opts.isNegative === false ? 1 : 0) && caretPos < opts.prefix.length - 1 + (opts.isNegative === false ? 1 : 0)) {
                            prefix[caretPos - (opts.isNegative === false ? 1 : 0)] = "?";
                        } else if (opts.suffix.length > 0 && caretPos >= maskedValue.length - opts.suffix.length - (opts.isNegative === false ? 1 : 0)) {
                            suffix[caretPos - (maskedValue.length - opts.suffix.length - (opts.isNegative === false ? 1 : 0))] = "?";
                        }
                    }
                }
                prefix = prefix.join("");
                suffix = suffix.join("");
                var processValue = maskedValue.join("").replace(prefix, "");
                processValue = processValue.replace(suffix, "");
                processValue = processValue.replace(new RegExp(Inputmask.escapeRegex(opts.groupSeparator), "g"), "");
                processValue = processValue.replace(new RegExp("[-" + Inputmask.escapeRegex(opts.negationSymbol.front) + "]", "g"), "");
                processValue = processValue.replace(new RegExp(Inputmask.escapeRegex(opts.negationSymbol.back) + "$"), "");
                if (isNaN(opts.placeholder)) {
                    processValue = processValue.replace(new RegExp(Inputmask.escapeRegex(opts.placeholder), "g"), "");
                }
                if (processValue.length > 1 && processValue.indexOf(opts.radixPoint) !== 1) {
                    if (charAtPos === "0") {
                        processValue = processValue.replace(/^\?/g, "");
                    }
                    processValue = processValue.replace(/^0/g, "");
                }
                if (processValue.charAt(0) === opts.radixPoint && opts.radixPoint !== "" && opts.numericInput !== true) {
                    processValue = "0" + processValue;
                }
                if (processValue !== "") {
                    processValue = processValue.split("");
                    if ((!opts.digitsOptional || opts.enforceDigitsOnBlur && currentResult.event === "blur") && isFinite(opts.digits)) {
                        var radixPosition = $.inArray(opts.radixPoint, processValue);
                        var rpb = $.inArray(opts.radixPoint, maskedValue);
                        if (radixPosition === -1) {
                            processValue.push(opts.radixPoint);
                            radixPosition = processValue.length - 1;
                        }
                        for (var i = 1; i <= opts.digits; i++) {
                            if ((!opts.digitsOptional || opts.enforceDigitsOnBlur && currentResult.event === "blur") && (processValue[radixPosition + i] === undefined || processValue[radixPosition + i] === opts.placeholder.charAt(0))) {
                                processValue[radixPosition + i] = currentResult.placeholder || opts.placeholder.charAt(0);
                            } else if (rpb !== -1 && maskedValue[rpb + i] !== undefined) {
                                processValue[radixPosition + i] = processValue[radixPosition + i] || maskedValue[rpb + i];
                            }
                        }
                    }
                    if (opts.autoGroup === true && opts.groupSeparator !== "" && (charAtPos !== opts.radixPoint || currentResult.pos !== undefined || currentResult.dopost)) {
                        var addRadix = processValue[processValue.length - 1] === opts.radixPoint && currentResult.c === opts.radixPoint;
                        processValue = Inputmask(buildPostMask(processValue, opts), {
                            numericInput: true,
                            jitMasking: true,
                            definitions: {
                                "*": {
                                    validator: "[0-9?]",
                                    cardinality: 1
                                }
                            }
                        }).format(processValue.join(""));
                        if (addRadix) processValue += opts.radixPoint;
                        if (processValue.charAt(0) === opts.groupSeparator) {
                            processValue.substr(1);
                        }
                    } else processValue = processValue.join("");
                }
                if (opts.isNegative && currentResult.event === "blur") {
                    opts.isNegative = processValue !== "0";
                }
                processValue = prefix + processValue;
                processValue += suffix;
                if (opts.isNegative) {
                    processValue = opts.negationSymbol.front + processValue;
                    processValue += opts.negationSymbol.back;
                }
                processValue = processValue.split("");
                if (charAtPos !== undefined) {
                    if (charAtPos !== opts.radixPoint && charAtPos !== opts.negationSymbol.front && charAtPos !== opts.negationSymbol.back) {
                        caretPos = $.inArray("?", processValue);
                        if (caretPos > -1) {
                            processValue[caretPos] = charAtPos;
                        } else caretPos = currentResult.caret || 0;
                    } else if (charAtPos === opts.radixPoint || charAtPos === opts.negationSymbol.front || charAtPos === opts.negationSymbol.back) {
                        var newCaretPos = $.inArray(charAtPos, processValue);
                        if (newCaretPos !== -1) caretPos = newCaretPos;
                    }
                }
                if (opts.numericInput) {
                    caretPos = processValue.length - caretPos - 1;
                    processValue = processValue.reverse();
                }
                var rslt = {
                    caret: (charAtPos === undefined || currentResult.pos !== undefined) && caretPos !== undefined ? caretPos + (opts.numericInput ? -1 : 1) : caretPos,
                    buffer: processValue,
                    refreshFromBuffer: currentResult.dopost || buffer.join("") !== processValue.join("")
                };
                return rslt.refreshFromBuffer ? rslt : currentResult;
            },
            onBeforeWrite: function(e, buffer, caretPos, opts) {
                function parseMinMaxOptions(opts) {
                    if (opts.parseMinMaxOptions === undefined) {
                        if (opts.min !== null) {
                            opts.min = opts.min.toString().replace(new RegExp(Inputmask.escapeRegex(opts.groupSeparator), "g"), "");
                            if (opts.radixPoint === ",") opts.min = opts.min.replace(opts.radixPoint, ".");
                            opts.min = isFinite(opts.min) ? parseFloat(opts.min) : NaN;
                            if (isNaN(opts.min)) opts.min = Number.MIN_VALUE;
                        }
                        if (opts.max !== null) {
                            opts.max = opts.max.toString().replace(new RegExp(Inputmask.escapeRegex(opts.groupSeparator), "g"), "");
                            if (opts.radixPoint === ",") opts.max = opts.max.replace(opts.radixPoint, ".");
                            opts.max = isFinite(opts.max) ? parseFloat(opts.max) : NaN;
                            if (isNaN(opts.max)) opts.max = Number.MAX_VALUE;
                        }
                        opts.parseMinMaxOptions = "done";
                    }
                }
                if (e) {
                    switch (e.type) {
                      case "keydown":
                        return opts.postValidation(buffer, caretPos, {
                            caret: caretPos,
                            dopost: true
                        }, opts);

                      case "blur":
                      case "checkval":
                        var unmasked;
                        parseMinMaxOptions(opts);
                        if (opts.min !== null || opts.max !== null) {
                            unmasked = opts.onUnMask(buffer.join(""), undefined, $.extend({}, opts, {
                                unmaskAsNumber: true
                            }));
                            if (opts.min !== null && unmasked < opts.min) {
                                opts.isNegative = opts.min < 0;
                                return opts.postValidation(opts.min.toString().replace(".", opts.radixPoint).split(""), caretPos, {
                                    caret: caretPos,
                                    dopost: true,
                                    placeholder: "0"
                                }, opts);
                            } else if (opts.max !== null && unmasked > opts.max) {
                                opts.isNegative = opts.max < 0;
                                return opts.postValidation(opts.max.toString().replace(".", opts.radixPoint).split(""), caretPos, {
                                    caret: caretPos,
                                    dopost: true,
                                    placeholder: "0"
                                }, opts);
                            }
                        }
                        return opts.postValidation(buffer, caretPos, {
                            caret: caretPos,
                            placeholder: "0",
                            event: "blur"
                        }, opts);

                      case "_checkval":
                        return {
                            caret: caretPos
                        };

                      default:
                        break;
                    }
                }
            },
            regex: {
                integerPart: function(opts, emptyCheck) {
                    return emptyCheck ? new RegExp("[" + Inputmask.escapeRegex(opts.negationSymbol.front) + "+]?") : new RegExp("[" + Inputmask.escapeRegex(opts.negationSymbol.front) + "+]?\\d+");
                },
                integerNPart: function(opts) {
                    return new RegExp("[\\d" + Inputmask.escapeRegex(opts.groupSeparator) + Inputmask.escapeRegex(opts.placeholder.charAt(0)) + "]+");
                }
            },
            definitions: {
                "~": {
                    validator: function(chrs, maskset, pos, strict, opts, isSelection) {
                        var isValid, l;
                        if (chrs === "k" || chrs === "m") {
                            isValid = {
                                insert: [],
                                c: 0
                            };
                            for (var i = 0, l = chrs === "k" ? 2 : 5; i < l; i++) {
                                isValid.insert.push({
                                    pos: pos + i,
                                    c: 0
                                });
                            }
                            isValid.pos = pos + l;
                            return isValid;
                        }
                        isValid = strict ? new RegExp("[0-9" + Inputmask.escapeRegex(opts.groupSeparator) + "]").test(chrs) : new RegExp("[0-9]").test(chrs);
                        if (isValid === true) {
                            if (opts.numericInput !== true && maskset.validPositions[pos] !== undefined && maskset.validPositions[pos].match.def === "~" && !isSelection) {
                                var processValue = maskset.buffer.join("");
                                processValue = processValue.replace(new RegExp("[-" + Inputmask.escapeRegex(opts.negationSymbol.front) + "]", "g"), "");
                                processValue = processValue.replace(new RegExp(Inputmask.escapeRegex(opts.negationSymbol.back) + "$"), "");
                                var pvRadixSplit = processValue.split(opts.radixPoint);
                                if (pvRadixSplit.length > 1) {
                                    pvRadixSplit[1] = pvRadixSplit[1].replace(/0/g, opts.placeholder.charAt(0));
                                }
                                if (pvRadixSplit[0] === "0") {
                                    pvRadixSplit[0] = pvRadixSplit[0].replace(/0/g, opts.placeholder.charAt(0));
                                }
                                processValue = pvRadixSplit[0] + opts.radixPoint + pvRadixSplit[1] || "";
                                var bufferTemplate = maskset._buffer.join("");
                                if (processValue === opts.radixPoint) {
                                    processValue = bufferTemplate;
                                }
                                while (processValue.match(Inputmask.escapeRegex(bufferTemplate) + "$") === null) {
                                    bufferTemplate = bufferTemplate.slice(1);
                                }
                                processValue = processValue.replace(bufferTemplate, "");
                                processValue = processValue.split("");
                                if (processValue[pos] === undefined) {
                                    isValid = {
                                        pos: pos,
                                        remove: pos
                                    };
                                } else {
                                    isValid = {
                                        pos: pos
                                    };
                                }
                            }
                        } else if (!strict && chrs === opts.radixPoint && maskset.validPositions[pos - 1] === undefined) {
                            isValid = {
                                insert: {
                                    pos: pos,
                                    c: 0
                                },
                                pos: pos + 1
                            };
                        }
                        return isValid;
                    },
                    cardinality: 1
                },
                "+": {
                    validator: function(chrs, maskset, pos, strict, opts) {
                        return opts.allowMinus && (chrs === "-" || chrs === opts.negationSymbol.front);
                    },
                    cardinality: 1,
                    placeholder: ""
                },
                "-": {
                    validator: function(chrs, maskset, pos, strict, opts) {
                        return opts.allowMinus && chrs === opts.negationSymbol.back;
                    },
                    cardinality: 1,
                    placeholder: ""
                },
                ":": {
                    validator: function(chrs, maskset, pos, strict, opts) {
                        var radix = "[" + Inputmask.escapeRegex(opts.radixPoint) + "]";
                        var isValid = new RegExp(radix).test(chrs);
                        if (isValid && maskset.validPositions[pos] && maskset.validPositions[pos].match.placeholder === opts.radixPoint) {
                            isValid = {
                                caret: pos + 1
                            };
                        }
                        return isValid;
                    },
                    cardinality: 1,
                    placeholder: function(opts) {
                        return opts.radixPoint;
                    }
                }
            },
            onUnMask: function(maskedValue, unmaskedValue, opts) {
                if (unmaskedValue === "" && opts.nullable === true) {
                    return unmaskedValue;
                }
                var processValue = maskedValue.replace(opts.prefix, "");
                processValue = processValue.replace(opts.suffix, "");
                processValue = processValue.replace(new RegExp(Inputmask.escapeRegex(opts.groupSeparator), "g"), "");
                if (opts.placeholder.charAt(0) !== "") {
                    processValue = processValue.replace(new RegExp(opts.placeholder.charAt(0), "g"), "0");
                }
                if (opts.unmaskAsNumber) {
                    if (opts.radixPoint !== "" && processValue.indexOf(opts.radixPoint) !== -1) processValue = processValue.replace(Inputmask.escapeRegex.call(this, opts.radixPoint), ".");
                    processValue = processValue.replace(new RegExp("^" + Inputmask.escapeRegex(opts.negationSymbol.front)), "-");
                    processValue = processValue.replace(new RegExp(Inputmask.escapeRegex(opts.negationSymbol.back) + "$"), "");
                    return Number(processValue);
                }
                return processValue;
            },
            isComplete: function(buffer, opts) {
                var maskedValue = (opts.numericInput ? buffer.slice().reverse() : buffer).join("");
                maskedValue = maskedValue.replace(new RegExp("^" + Inputmask.escapeRegex(opts.negationSymbol.front)), "-");
                maskedValue = maskedValue.replace(new RegExp(Inputmask.escapeRegex(opts.negationSymbol.back) + "$"), "");
                maskedValue = maskedValue.replace(opts.prefix, "");
                maskedValue = maskedValue.replace(opts.suffix, "");
                maskedValue = maskedValue.replace(new RegExp(Inputmask.escapeRegex(opts.groupSeparator) + "([0-9]{3})", "g"), "$1");
                if (opts.radixPoint === ",") maskedValue = maskedValue.replace(Inputmask.escapeRegex(opts.radixPoint), ".");
                return isFinite(maskedValue);
            },
            onBeforeMask: function(initialValue, opts) {
                opts.isNegative = undefined;
                if (typeof initialValue == "number" && opts.radixPoint !== "") {
                    initialValue = initialValue.toString().replace(".", opts.radixPoint);
                }
                initialValue = initialValue.toString().charAt(initialValue.length - 1) === opts.radixPoint ? initialValue.toString().substr(0, initialValue.length - 1) : initialValue.toString();
                if (opts.radixPoint !== "" && isFinite(initialValue)) {
                    var vs = initialValue.split("."), groupSize = opts.groupSeparator !== "" ? parseInt(opts.groupSize) : 0;
                    if (vs.length === 2 && (vs[0].length > groupSize || vs[1].length > groupSize || vs[0].length <= groupSize && vs[1].length < groupSize)) {
                        initialValue = initialValue.replace(".", opts.radixPoint);
                    }
                }
                var kommaMatches = initialValue.match(/,/g);
                var dotMatches = initialValue.match(/\./g);
                if (dotMatches && kommaMatches) {
                    if (dotMatches.length > kommaMatches.length) {
                        initialValue = initialValue.replace(/\./g, "");
                        initialValue = initialValue.replace(",", opts.radixPoint);
                    } else if (kommaMatches.length > dotMatches.length) {
                        initialValue = initialValue.replace(/,/g, "");
                        initialValue = initialValue.replace(".", opts.radixPoint);
                    } else {
                        initialValue = initialValue.indexOf(".") < initialValue.indexOf(",") ? initialValue.replace(/\./g, "") : initialValue.replace(/,/g, "");
                    }
                } else {
                    initialValue = initialValue.replace(new RegExp(Inputmask.escapeRegex(opts.groupSeparator), "g"), "");
                }
                if (opts.digits === 0) {
                    if (initialValue.indexOf(".") !== -1) {
                        initialValue = initialValue.substring(0, initialValue.indexOf("."));
                    } else if (initialValue.indexOf(",") !== -1) {
                        initialValue = initialValue.substring(0, initialValue.indexOf(","));
                    }
                }
                if (opts.radixPoint !== "" && isFinite(opts.digits)) {
                    if (initialValue.indexOf(opts.radixPoint) !== -1) {
                        var valueParts = initialValue.split(opts.radixPoint), decPart = valueParts[1].match(new RegExp("\\d*"))[0];
                        if (parseInt(opts.digits) < decPart.toString().length) {
                            var digitsFactor = Math.pow(10, parseInt(opts.digits));
                            initialValue = initialValue.replace(Inputmask.escapeRegex(opts.radixPoint), ".");
                            initialValue = Math.round(parseFloat(initialValue) * digitsFactor) / digitsFactor;
                            initialValue = initialValue.toString().replace(".", opts.radixPoint);
                        }
                    }
                }
                return alignDigits(initialValue.toString().split(""), opts).join("");
            },
            onKeyDown: function(e, buffer, caretPos, opts) {
                var $input = $(this);
                if (e.ctrlKey) {
                    switch (e.keyCode) {
                      case Inputmask.keyCode.UP:
                        $input.val(parseFloat(this.inputmask.unmaskedvalue()) + parseInt(opts.step));
                        $input.trigger("setvalue");
                        break;

                      case Inputmask.keyCode.DOWN:
                        $input.val(parseFloat(this.inputmask.unmaskedvalue()) - parseInt(opts.step));
                        $input.trigger("setvalue");
                        break;
                    }
                }
            }
        },
        currency: {
            prefix: "$ ",
            groupSeparator: ",",
            alias: "numeric",
            placeholder: "0",
            autoGroup: true,
            digits: 2,
            digitsOptional: false,
            clearMaskOnLostFocus: false
        },
        decimal: {
            alias: "numeric"
        },
        integer: {
            alias: "numeric",
            digits: 0,
            radixPoint: ""
        },
        percentage: {
            alias: "numeric",
            digits: 2,
            digitsOptional: true,
            radixPoint: ".",
            placeholder: "0",
            autoGroup: false,
            min: 0,
            max: 100,
            suffix: " %",
            allowMinus: false
        }
    });
    return Inputmask;
});