"use strict";

Object.defineProperty(exports, "__esModule", {
  value: true
});
exports.lastIndexOfFrom = void 0;
exports.lastIndexOfFrom_ = lastIndexOfFrom_;

var tsplus_module_1 = /*#__PURE__*/_interopRequireWildcard( /*#__PURE__*/require("@effect/core/stm/STM/operations/succeedNow"));

var tsplus_module_2 = /*#__PURE__*/_interopRequireWildcard( /*#__PURE__*/require("@tsplus/stdlib/collections/Chunk/unsafeGet"));

var tsplus_module_3 = /*#__PURE__*/_interopRequireWildcard( /*#__PURE__*/require("@effect/core/stm/TRef/operations/unsafeGet"));

var tsplus_module_4 = /*#__PURE__*/_interopRequireWildcard( /*#__PURE__*/require("@effect/core/stm/STM/operations/effect"));

var _InternalTArray = /*#__PURE__*/require("@effect/core/stm/TArray/operations/_internal/InternalTArray");

function _getRequireWildcardCache(nodeInterop) { if (typeof WeakMap !== "function") return null; var cacheBabelInterop = new WeakMap(); var cacheNodeInterop = new WeakMap(); return (_getRequireWildcardCache = function (nodeInterop) { return nodeInterop ? cacheNodeInterop : cacheBabelInterop; })(nodeInterop); }

function _interopRequireWildcard(obj, nodeInterop) { if (!nodeInterop && obj && obj.__esModule) { return obj; } if (obj === null || typeof obj !== "object" && typeof obj !== "function") { return { default: obj }; } var cache = _getRequireWildcardCache(nodeInterop); if (cache && cache.has(obj)) { return cache.get(obj); } var newObj = {}; var hasPropertyDescriptor = Object.defineProperty && Object.getOwnPropertyDescriptor; for (var key in obj) { if (key !== "default" && Object.prototype.hasOwnProperty.call(obj, key)) { var desc = hasPropertyDescriptor ? Object.getOwnPropertyDescriptor(obj, key) : null; if (desc && (desc.get || desc.set)) { Object.defineProperty(newObj, key, desc); } else { newObj[key] = obj[key]; } } } newObj.default = obj; if (cache) { cache.set(obj, newObj); } return newObj; }

/**
 * Get the first index of a specific value in the array, bounded above by a
 * specific index, or -1 if it does not occur.
 *
 * @tsplus fluent ets/TArray lastIndexOfFrom
 */
function lastIndexOfFrom_(self, equivalence) {
  return (a, end) => {
    void 0;

    if (end >= self.chunk.length) {
      return tsplus_module_1.succeedNow(-1);
    }

    return tsplus_module_4.effect(journal => {
      let i = end;
      let found = false;

      while (!found && i >= 0) {
        const value = tsplus_module_3.unsafeGet_(tsplus_module_2.unsafeGet_(self.chunk, i), journal);
        found = equivalence.equals(value, a);
        i = i - 1;
      }

      return found ? i + 1 : -1;
    });
  };
}
/**
 * Get the first index of a specific value in the array, bounded above by a
 * specific index, or -1 if it does not occur.
 *
 * @tsplus static ets/TArray/Aspects lastIndexOfFrom
 */


const lastIndexOfFrom = equivalence => self => lastIndexOfFrom_(self, equivalence);

exports.lastIndexOfFrom = lastIndexOfFrom;
//# sourceMappingURL=lastIndexOfFrom.js.map