first commit

build/node_modules/prepack/lib/prepack-node-environment.js

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+"use strict";
+
+Object.defineProperty(exports, "__esModule", {
+  value: true
+});
+exports.prepackNodeCLI = prepackNodeCLI;
+exports.prepackNodeCLISync = prepackNodeCLISync;
+
+var _invariant = require("./invariant.js");
+
+var _invariant2 = _interopRequireDefault(_invariant);
+
+var _realm = require("./realm.js");
+
+var _index = require("./serializer/index.js");
+
+var _index2 = _interopRequireDefault(_index);
+
+var _completions = require("./completions.js");
+
+var _values = require("./values");
+
+var _construct_realm = require("./construct_realm.js");
+
+var _construct_realm2 = _interopRequireDefault(_construct_realm);
+
+var _globals = require("./globals.js");
+
+var _globals2 = _interopRequireDefault(_globals);
+
+var _prepackOptions = require("./prepack-options");
+
+var _errors = require("./errors.js");
+
+var _bootstrap = require("./intrinsics/node/bootstrap.js");
+
+var _bootstrap2 = _interopRequireDefault(_bootstrap);
+
+var _process = require("./intrinsics/node/process.js");
+
+var _process2 = _interopRequireDefault(_process);
+
+var _options = require("./options");
+
+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.
+ */
+
+/* API functions for running Prepack on code that expects to run on Node */
+
+function prepackNodeCLI(filename) {
+  var options = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : _options.defaultOptions;
+  var callback = arguments[2];
+
+  var serialized = void 0;
+  try {
+    serialized = prepackNodeCLISync(filename, options);
+  } catch (err) {
+    callback(err);
+    return;
+  }
+  callback(null, serialized);
+}
+
+function prepackNodeCLISync(filename) {
+  var options = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : _options.defaultOptions;
+
+  if (process.version !== "v7.9.0") {
+    console.warn("Prepack's node-cli mode currently only works on Node v7.9.0.\n" + ("You are running version " + process.version + " which will likely fail."));
+  }
+
+  var realm = (0, _construct_realm2.default)((0, _prepackOptions.getRealmOptions)(options));
+  (0, _globals2.default)(realm);
+
+  var processObj = (0, _process2.default)(realm, ["node", filename]);
+  var bootstrapFn = (0, _bootstrap2.default)(realm);
+
+  var serializer = new _index2.default(realm, (0, _prepackOptions.getSerializerOptions)(options));
+
+  var context = new _realm.ExecutionContext();
+  context.lexicalEnvironment = realm.$GlobalEnv;
+  context.variableEnvironment = realm.$GlobalEnv;
+  context.realm = realm;
+  realm.pushContext(context);
+  var res = void 0;
+  try {
+    if (bootstrapFn.$Call) {
+      res = bootstrapFn.$Call(realm.intrinsics.null, [processObj]);
+    }
+  } catch (err) {
+    if (err instanceof _completions.Completion) {
+      res = err;
+    } else if (err instanceof Error) {
+      throw err;
+    } else {
+      throw new _errors.FatalError(err);
+    }
+  } finally {
+    realm.popContext(context);
+  }
+  if (res instanceof _completions.Completion) {
+    context = new _realm.ExecutionContext();
+    realm.pushContext(context);
+    try {
+      serializer.logger.logCompletion(res);
+    } finally {
+      realm.popContext(context);
+      realm.onDestroyScope(realm.$GlobalEnv);
+    }
+  }
+
+  // Hack: Turn these objects generated by the bootstrap script into
+  // intrinsics that exist in a preinitialized environment. This ensures
+  // that we don't end up with duplicates of these. This won't work in an
+  // uninitialized environment.
+  var nextTick = realm.$GlobalEnv.execute("process.nextTick", "", "");
+  (0, _invariant2.default)(nextTick instanceof _values.Value);
+  nextTick.intrinsicName = "process.nextTick";
+  var tickCallback = realm.$GlobalEnv.execute("process._tickCallback", "", "");
+  (0, _invariant2.default)(tickCallback instanceof _values.Value);
+  tickCallback.intrinsicName = "process._tickCallback";
+  var tickDomainCallback = realm.$GlobalEnv.execute("process._tickDomainCallback", "", "");
+  (0, _invariant2.default)(tickDomainCallback instanceof _values.Value);
+  tickDomainCallback.intrinsicName = "process._tickDomainCallback";
+
+  // Serialize
+  var sources = [{ filePath: "", fileContents: "" }];
+  var serialized = serializer.init(sources, options.sourceMaps);
+  if (!serialized) {
+    throw new _errors.FatalError("serializer failed");
+  }
+  return serialized;
+}
+//# sourceMappingURL=prepack-node-environment.js.map