Tradovate weighted moving average script which allows setting an offset amount

wma_offset.js

const predef = require("./tools/predef");
const WMA = require("./tools/WMA");

class weightedMovingAverage {
    init() {
        this.wma = WMA(this.props.period);
    }

    map(d) {
        return this.wma(d.value() - this.props.offset);
    }
}

module.exports = {
    name: "wma2",
    description: "Weighted Moving Average (offset)",
    calculator: weightedMovingAverage,
    params: {
        period: predef.paramSpecs.period(14),
        offset: {
            type: "number",
            def: 2.0,
            restrictions: {
                step: 0.25,
                min: -100.0
            }
        }
    },
    tags: [predef.tags.MovingAverage, "MY Indicators"],
    schemeStyles: predef.styles.solidLine("#8cecff")
};