How to use the @webassemblyjs/helper-wasm-section.createEmptySection function in @webassemblyjs/helper-wasm-section

function applyAdd(ast: Program, uint8Buffer: Uint8Array, node: Node): State {
  const deltaElements = +1; // since we added an element

  const sectionName = getSectionForNode(node);

  let sectionMetadata = getSectionMetadata(ast, sectionName);

  // Section doesn't exists, we create an empty one
  if (typeof sectionMetadata === "undefined") {
    const res = createEmptySection(ast, uint8Buffer, sectionName);

    uint8Buffer = res.uint8Buffer;
    sectionMetadata = res.sectionMetadata;
  }

  /**
   * Add nodes
   */
  const newByteArray = encodeNode(node);

  // The size of the section doesn't include the storage of the size itself
  // we need to manually add it here
  const start = getEndOfSection(sectionMetadata);

  const end = start;

function applyAdd(ast: Program, uint8Buffer: Uint8Array, node: Node): State {
  const deltaElements = +1; // since we added an element

  const sectionName = getSectionForNode(node);

  let sectionMetadata = getSectionMetadata(ast, sectionName);

  // Section doesn't exists, we create an empty one
  if (typeof sectionMetadata === "undefined") {
    const res = createEmptySection(ast, uint8Buffer, sectionName);

    uint8Buffer = res.uint8Buffer;
    sectionMetadata = res.sectionMetadata;
  }

  /**
   * check that the expressions were ended
   */
  if (isFunc(node)) {
    // $FlowIgnore
    CHECK_END(node.body);
  }

  if (isGlobal(node)) {
    // $FlowIgnore
    CHECK_END(node.init);

function applyAdd(ast, uint8Buffer, node) {
  var deltaElements = +1; // since we added an element

  var sectionName = getSectionForNode(node);
  var sectionMetadata = getSectionMetadata(ast, sectionName); // Section doesn't exists, we create an empty one

  if (typeof sectionMetadata === "undefined") {
    var res = createEmptySection(ast, uint8Buffer, sectionName);
    uint8Buffer = res.uint8Buffer;
    sectionMetadata = res.sectionMetadata;
  }
  /**
   * check that the expressions were ended
   */


  if (isFunc(node)) {
    // $FlowIgnore
    var body = node.body;

    if (body.length === 0 || body[body.length - 1].id !== "end") {
      throw new Error("expressions must be ended");
    }
  }

function applyAdd(ast, uint8Buffer, node) {
  var deltaElements = +1; // since we added an element

  var sectionName = getSectionForNode(node);
  var sectionMetadata = getSectionMetadata(ast, sectionName); // Section doesn't exists, we create an empty one

  if (typeof sectionMetadata === "undefined") {
    var res = createEmptySection(ast, uint8Buffer, sectionName);
    uint8Buffer = res.uint8Buffer;
    sectionMetadata = res.sectionMetadata;
  }
  /**
   * Add nodes
   */


  var newByteArray = encodeNode(node); // The size of the section doesn't include the storage of the size itself
  // we need to manually add it here

  var start = getEndOfSection(sectionMetadata);
  var end = start;
  /**
   * Update section
   */