@airtasker/form-schema-compiler/lib/interpreter/Environment.js

a form schema compiler

"use strict";

exports.__esModule = true;

function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }

function _defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } }

function _createClass(Constructor, protoProps, staticProps) { if (protoProps) _defineProperties(Constructor.prototype, protoProps); if (staticProps) _defineProperties(Constructor, staticProps); return Constructor; }

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; }

var Environment =
/*#__PURE__*/
function () {
  function Environment() {
    _classCallCheck(this, Environment);

    _defineProperty(this, "vars", Object.create(null));
  }

  _createClass(Environment, [{
    key: "get",
    value: function get(name) {
      if (name in this.vars) {
        return this.vars[name];
      }

      return null;
    }
  }, {
    key: "set",
    value: function set(name) {
      var value = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : null;
      this.vars[name] = value;
      return value; //  return value because assignment should return value e.g (a = 1)
    }
  }, {
    key: "evaluateComponents",
    value: function evaluateComponents(ast) {
      throw new Error("should implement this base on the framework you are using");
    }
  }]);

  return Environment;
}();

exports["default"] = Environment;