code: function buildSlot(id, sourceNode, sourceFile, sourceCode) {
    const cloneNode = {
      ...sourceNode,
      // avoid to render the slot attribute
      attributes: getNodeAttributes(sourceNode).filter(attribute => attribute.name !== SLOT_ATTRIBUTE)
    }
    const [html, bindings] = build(cloneNode, sourceFile, sourceCode)
  
    return builders.objectExpression([
      simplePropertyNode(BINDING_ID_KEY, builders.literal(id)),
      simplePropertyNode(BINDING_HTML_KEY, builders.literal(html)),
      simplePropertyNode(BINDING_BINDINGS_KEY, builders.arrayExpression(bindings))
    ])
  }
docs: Create the slot entity to pass to the riot-dom bindings
  @param   {string} id - slot id
  @param   {RiotParser.Node.Tag} sourceNode - slot root node
  @param   {stiring} sourceFile - source file path
  @param   {string} sourceCode - original source
  @returns {AST.Node} ast node containing the slot object properties