ueblueprint/js/entity/IntegerEntity.js

import Entity from "./Entity"

export default class IntegerEntity extends Entity {

    static attributes = {
        value: Number
    }

    getAttributes() {
        return IntegerEntity.attributes
    }

    constructor(options = {}) {
        if (options.constructor === Number || options.constructor === String) {
            options = {
                value: options
            }
        }
        super(options)
        this.value = Math.round(this.value)
    }

    valueOf() {
        return this.value
    }

    toString() {
        return this.value.toString()
    }
}