mirror of https://gitee.com/bigwinds/arangodb
269 lines
6.8 KiB
JavaScript
269 lines
6.8 KiB
JavaScript
/*jshint strict: false, unused: false */
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/*global FORMAT_DATETIME, PARSE_DATETIME */
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////////////////////////////////////////////////////////////////////////////////
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/// @brief formatter functions
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///
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/// @file
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///
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/// DISCLAIMER
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///
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/// Copyright 2011-2012 triagens GmbH, Cologne, Germany
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///
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/// Licensed under the Apache License, Version 2.0 (the "License");
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/// you may not use this file except in compliance with the License.
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/// You may obtain a copy of the License at
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///
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/// http://www.apache.org/licenses/LICENSE-2.0
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///
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/// Unless required by applicable law or agreed to in writing, software
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/// distributed under the License is distributed on an "AS IS" BASIS,
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/// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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/// See the License for the specific language governing permissions and
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/// limitations under the License.
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///
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/// Copyright holder is triAGENS GmbH, Cologne, Germany
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///
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/// @author Dr. Frank Celler
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/// @author Copyright 2011-2012, triAGENS GmbH, Cologne, Germany
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////////////////////////////////////////////////////////////////////////////////
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var arangodb = require("@arangodb");
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////////////////////////////////////////////////////////////////////////////////
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/// @brief parses a number
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////////////////////////////////////////////////////////////////////////////////
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exports.number = function (value, info, lang) {
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var error;
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var format;
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var result;
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if (info.hasOwnProperty('format')) {
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format = info.format;
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if (format === "%d") {
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result = value.toFixed(0);
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}
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else if (format === "%f") {
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result = String(value);
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}
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else {
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error = new arangodb.ArangoError();
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error.errorNum = arangodb.ERROR_NOT_IMPLEMENTED;
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error.errorMessage = "format '" + format + "' not implemented";
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throw error;
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}
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}
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else {
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result = value;
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}
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return result;
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};
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////////////////////////////////////////////////////////////////////////////////
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/// @brief format a float value
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////////////////////////////////////////////////////////////////////////////////
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exports.formatFloat = function (value, args) {
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if (undefined === value || null === value) {
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return null;
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}
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if (undefined === args) {
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args = {};
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}
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var decPlaces = isNaN(args.decPlaces = Math.abs(args.decPlaces)) ? 2 : args.decPlaces;
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var decSeparator =
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args.decSeparator === undefined ? "." : args.decSeparator;
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var thouSeparator =
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args.thouSeparator === undefined ? "," : args.thouSeparator;
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var sign = value < 0 ? "-" : "";
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var i = '';
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i += parseInt(value = Math.abs(+value || 0).toFixed(decPlaces), 10);
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var j = i.length;
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j = (j > 3) ? (j % 3) : 0;
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return sign + (j ? i.substr(0, j) + thouSeparator : "") +
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i.substr(j).replace(/(\d{3})(?=\d)/g, "$1" + thouSeparator) +
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(decPlaces ? decSeparator + Math.abs(value - i).toFixed(decPlaces).slice(2) : "");
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};
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////////////////////////////////////////////////////////////////////////////////
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/// @brief format a datetime value
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////////////////////////////////////////////////////////////////////////////////
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exports.formatDatetime = function (value, args) {
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if (undefined === value || null === value) {
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return null;
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}
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if (undefined === args) {
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args = {};
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}
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if (undefined === args.pattern) {
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args.pattern = "yyyy-MM-dd'T'HH:mm:ssZ";
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}
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if (undefined === args.timezone) {
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args.timezone = null;
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}
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if (undefined === args.lang) {
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args.lang = null;
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}
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return FORMAT_DATETIME(value, args.pattern, args.timezone, args.lang);
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};
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////////////////////////////////////////////////////////////////////////////////
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/// @brief join array
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////////////////////////////////////////////////////////////////////////////////
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exports.joinNumbers = function (value, args) {
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if (undefined === value || null === value) {
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return null;
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}
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return value.join();
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};
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////////////////////////////////////////////////////////////////////////////////
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/// @brief parse a number
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////////////////////////////////////////////////////////////////////////////////
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exports.parseFloat = function (value, args) {
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if (undefined === value || null === value) {
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return null;
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}
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if (undefined === args) {
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args = {};
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}
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var decPlaces = isNaN(args.decPlaces = Math.abs(args.decPlaces)) ? 2 : args.decPlaces;
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var decSeparator = args.decSeparator === undefined ? "." : args.decSeparator;
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var thouSeparator = args.thouSeparator === undefined ? "," : args.thouSeparator;
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var str = "";
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str += value;
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str = str.replace(thouSeparator, "");
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if ("." !== decSeparator) {
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str = str.replace(decSeparator, ".");
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}
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if (decPlaces > 0) {
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return parseFloat(str);
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}
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return parseFloat(str);
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};
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////////////////////////////////////////////////////////////////////////////////
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/// @brief format a datetime value
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////////////////////////////////////////////////////////////////////////////////
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exports.parseDatetime = function (value, args) {
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if (undefined === value || null === value) {
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return null;
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}
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if (undefined === args) {
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args = {};
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}
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if (undefined === args.pattern) {
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args.pattern = "yyyy-MM-dd'T'HH:mm:ssZ";
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}
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if (undefined === args.timezone) {
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args.timezone = null;
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}
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if (undefined === args.lang) {
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args.lang = null;
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}
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return PARSE_DATETIME(value, args.pattern, args.timezone, args.lang);
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};
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////////////////////////////////////////////////////////////////////////////////
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/// @brief split array
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////////////////////////////////////////////////////////////////////////////////
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exports.splitNumbers = function (value, args) {
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var result = [];
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var i;
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if (undefined === value) {
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return null;
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}
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var values = value.split(",");
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for (i = 0; i < values.length; ++i) {
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result[i] = parseFloat(values[i]);
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}
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return result;
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};
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////////////////////////////////////////////////////////////////////////////////
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/// @brief validate >
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////////////////////////////////////////////////////////////////////////////////
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exports.validateNotNull = function (value, args) {
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if (undefined === value || null === value) {
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return false;
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}
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return true;
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};
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////////////////////////////////////////////////////////////////////////////////
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/// @brief validate >
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////////////////////////////////////////////////////////////////////////////////
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exports.validateGT = function (value, args) {
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if (undefined === value) {
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return false;
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}
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if (undefined === args) {
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args = {};
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}
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var cmpValue = args.compareValue;
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return value > cmpValue;
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};
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////////////////////////////////////////////////////////////////////////////////
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/// @brief validate >
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////////////////////////////////////////////////////////////////////////////////
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exports.validateEQ = function (value, args) {
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if (undefined === value) {
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return false;
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}
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if (undefined === args) {
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args = {};
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}
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var cmpValue = args.compareValue;
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return value === cmpValue;
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};
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