/**
   * @fileoverview Rule to disallow an empty pattern
   * @author Alberto Rodríguez
   */
  "use strict";
  
  //------------------------------------------------------------------------------
  // Rule Definition
  //------------------------------------------------------------------------------
  
  module.exports = {
      meta: {
          docs: {
              description: "disallow empty destructuring patterns",
              category: "Best Practices",
              recommended: true
          },
  
          schema: []
      },
  
      create(context) {
          return {
              ObjectPattern(node) {
                  if (node.properties.length === 0) {
                      context.report({ node, message: "Unexpected empty object pattern." });
                  }
              },
              ArrayPattern(node) {
                  if (node.elements.length === 0) {
                      context.report({ node, message: "Unexpected empty array pattern." });
                  }
              }
          };
      }
  };