"use strict";

Object.defineProperty(exports, "__esModule", {
  value: true
});
exports["default"] = _default;
var _isCustomPropertySet = _interopRequireDefault(require("./isCustomPropertySet"));
var _isStandardSelector = _interopRequireDefault(require("./isStandardSelector"));
function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { "default": obj }; }
/**
 * Check whether a Node is a standard rule
 *
 * @param {import('postcss').Rule} rule
 * @returns {boolean}
 */
function _default(rule) {
  var _rule$raws, _rule$raws$selector;
  // Get full selector
  var selector = (rule === null || rule === void 0 ? void 0 : (_rule$raws = rule.raws) === null || _rule$raws === void 0 ? void 0 : (_rule$raws$selector = _rule$raws.selector) === null || _rule$raws$selector === void 0 ? void 0 : _rule$raws$selector.raw) || rule.selector;
  if (!(0, _isStandardSelector["default"])(rule.selector)) {
    return false;
  }

  // Custom property set (e.g. --custom-property-set: {})
  if ((0, _isCustomPropertySet["default"])(rule)) {
    return false;
  }

  // Called Less mixin (e.g. a { .mixin() })
  // @ts-ignore TODO TYPES support LESS and SASS types somehow
  if (rule.mixin) {
    return false;
  }

  // Less detached rulesets
  if (selector.startsWith("@") && selector.endsWith(":")) {
    return false;
  }

  // Ignore Less &:extend rule
  // @ts-ignore TODO TYPES support LESS and SASS types somehow
  if (rule.extend) {
    return false;
  }

  // Ignore mixin or &:extend rule
  // https://github.com/shellscape/postcss-less/blob/master/lib/less-parser.js#L52
  // @ts-ignore TODO TYPES support LESS and SASS types somehow
  if (rule.params && rule.params[0]) {
    return false;
  }

  // Non-outputting Less mixin definition (e.g. .mixin() {})
  if (selector.endsWith(")") && !selector.includes(":")) {
    return false;
  }

  // Less guards
  if (/when\s+(not\s+)*\(/.test(selector)) {
    return false;
  }

  // Ignore Scss nested properties
  if (selector.endsWith(":")) {
    return false;
  }
  return true;
}