carbon-validate/lib/validators/between.js

Data validators for the CarbonJS Framework or to be used standalone

/**
 * @Author: Amir Ahmetovic <choxnox>
 * @License: MIT
 */

var Validate = require("../index");
var util = require("util");

function Between(options) {
    options = Object.assign({
        inclusive: false,
        min: -Infinity,
        max: Infinity
    }, options);

    this._messages = {
        not_between: "'%value%' is not between '%min%' and '%max%'"
    };

    this._messageVariables = {
        "min": "%min%",
        "max": "%max%",
        "value": "%value%"
    };

    Validate.call(this, options);
}

util.inherits(Between, Validate);

Between.prototype.isValid = function(value, context, callback) {
    var $this = this;

    return new Promise(function(resolve, reject) {
        $this.error();
        $this.setValue(value);

        var _value = parseFloat(value);

        if ($this._options.inclusive)
        {
            if ($this._options.min > _value || $this._options.max < _value)
                $this.error("not_between");
        }
        else
        {
            if ($this._options.min >= _value || $this._options.max <= _value)
                $this.error("not_between");
        }

        if (typeof callback === "function")
            callback($this.getError(), value);
        else {
            if ($this.getError())
                reject($this.getError());
            else
                resolve(value);
        }
    });
};

module.exports = exports = Between;