prepack/lib/evaluators/SequenceExpression.js

Execute a JS bundle, serialize global state and side effects to a snapshot that can be quickly restored.

"use strict";

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

var _singletons = require("../singletons.js");

var _invariant = _interopRequireDefault(require("../invariant.js"));

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

/**
 * Copyright (c) 2017-present, Facebook, Inc.
 * All rights reserved.
 *
 * This source code is licensed under the BSD-style license found in the
 * LICENSE file in the root directory of this source tree. An additional grant
 * of patent rights can be found in the PATENTS file in the same directory.
 */

/*  strict-local */
function _default(ast, strictCode, env, realm) {
  (0, _invariant.default)(ast.expressions.length > 0);
  let val;

  for (let node of ast.expressions) {
    val = _singletons.Environment.GetValue(realm, env.evaluate(node, strictCode));
  }

  (0, _invariant.default)(val !== undefined);
  return val;
}
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