moltres-utils/dist/data/defprotocol.js

Utils for Moltres apps

"use strict";

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

var _isFunction = _interopRequireDefault(require("./isFunction"));

var _objectKeys = _interopRequireDefault(require("./objectKeys"));

function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }

function _objectSpread(target) { for (var i = 1; i < arguments.length; i++) { var source = arguments[i] != null ? arguments[i] : {}; var ownKeys = Object.keys(source); if (typeof Object.getOwnPropertySymbols === 'function') { ownKeys = ownKeys.concat(Object.getOwnPropertySymbols(source).filter(function (sym) { return Object.getOwnPropertyDescriptor(source, sym).enumerable; })); } ownKeys.forEach(function (key) { _defineProperty(target, key, source[key]); }); } return target; }

function _defineProperty(obj, key, value) { if (key in obj) { Object.defineProperty(obj, key, { value: value, enumerable: true, configurable: true, writable: true }); } else { obj[key] = value; } return obj; }

class Protocol {
  constructor(def) {
    this.def = def;
    this.keys = (0, _objectKeys.default)(def);
  }

  extend(def) {
    return new Protocol(_objectSpread({}, this.def, def));
  }

  inherit(extendable) {
    if (!extendable || !(0, _isFunction.default)(extendable.extend)) {
      throw new Error('Expected Extendable data type');
    }

    return extendable.extend(this.def);
  }

  isSatisfied(value) {
    if (!value) {
      return false;
    }

    let index = -1;
    const keys = this.keys;
    let size = keys.length;

    while (size--) {
      const key = keys[++index];

      if (!(0, _isFunction.default)(value[key])) {
        return false;
      }
    }

    return true;
  }

}

const defprotocol = def => new Protocol(def);

var _default = defprotocol;
exports.default = _default;
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