orep-js/sunpy/node/nodes/propertynode.js

import { SwapNode } from "./swapnode.js";
import { PropertyReader } from "../propertyreader.js";

export class PropertyNode extends SwapNode {
    constructor(node, swapNode, propertyReader) {
        super(node, swapNode);

        if (!(propertyReader instanceof PropertyReader))
            throw TypeError("propertyReader must be an instance of `PropertyReader`");

        this.propertyReader = propertyReader;

        super.replaceNodes();
    }

    /**
     * @override
     */
    linker(node, swapNode) {
        this.properties = this.propertyReader.read(node.innerText);
    }
}