devextreme/dist/transpiled/viz/components/parse_utils.js

HTML5 JavaScript Component Suite for Responsive Web Development

"use strict";

var noop = require("../../core/utils/common").noop,
    dateSerialization = require("../../core/utils/date_serialization"),
    isDefined = require("../../core/utils/type").isDefined,
    parsers = {
    string: function string(val) {
        return isDefined(val) ? '' + val : val;
    },

    numeric: function numeric(val) {
        if (!isDefined(val)) {
            return val;
        }

        var parsedVal = Number(val);
        if (isNaN(parsedVal)) {
            parsedVal = undefined;
        }
        return parsedVal;
    },

    datetime: function datetime(val) {
        if (!isDefined(val)) {
            return val;
        }

        var parsedVal,
            numVal = Number(val);
        if (!isNaN(numVal)) {
            parsedVal = new Date(numVal);
        } else {
            parsedVal = dateSerialization.deserializeDate(val);
        }
        if (isNaN(Number(parsedVal))) {
            parsedVal = undefined;
        }
        return parsedVal;
    }
};

function correctValueType(type) {
    return type === 'numeric' || type === 'datetime' || type === 'string' ? type : '';
}

module.exports = {
    correctValueType: correctValueType,

    getParser: function getParser(valueType) {
        return parsers[correctValueType(valueType)] || noop;
    }
};

///#DEBUG
module.exports.parsers = parsers;
///#ENDDEBUG