@fmal/cerebral-storage/dist/cjs/StorageProvider.js

Storage provider for Cerebral

"use strict";

var _interopRequireDefault = require("@babel/runtime/helpers/interopRequireDefault");

exports.__esModule = true;
exports.default = StorageProvider;

var _StorageProviderError = _interopRequireDefault(require("./StorageProviderError"));

function StorageProvider(_temp) {
  var _ref = _temp === void 0 ? {} : _temp,
      _ref$target = _ref.target,
      target = _ref$target === void 0 ? localStorage : _ref$target,
      _ref$json = _ref.json,
      json = _ref$json === void 0 ? true : _ref$json,
      prefix = _ref.prefix;

  var finalPrefix = prefix ? prefix + '.' : '';
  return {
    get: function get(key) {
      var value = target.getItem(finalPrefix + key);

      function resolveValue(value) {
        if (json && value) {
          return JSON.parse(value);
        }

        return value;
      }

      if (value instanceof Promise) {
        return value.then(resolveValue).catch(function (error) {
          throw new _StorageProviderError.default(error);
        });
      }

      return resolveValue(value);
    },
    set: function set(key, value) {
      var maybePromise = value === undefined ? target.removeItem(finalPrefix + key) : target.setItem(finalPrefix + key, json ? JSON.stringify(value) : value);

      if (maybePromise instanceof Promise) {
        return maybePromise.catch(function (error) {
          throw new _StorageProviderError.default(error);
        });
      }
    },
    remove: function remove(key) {
      var maybePromise = target.removeItem(finalPrefix + key);

      if (maybePromise instanceof Promise) {
        return maybePromise.catch(function (error) {
          throw new _StorageProviderError.default(error);
        });
      }
    }
  };
}

module.exports = exports.default;