RpcMessageChannel.js 2.1 KB

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  1. "use strict";
  2. var __awaiter = (this && this.__awaiter) || function (thisArg, _arguments, P, generator) {
  3. function adopt(value) { return value instanceof P ? value : new P(function (resolve) { resolve(value); }); }
  4. return new (P || (P = Promise))(function (resolve, reject) {
  5. function fulfilled(value) { try { step(generator.next(value)); } catch (e) { reject(e); } }
  6. function rejected(value) { try { step(generator["throw"](value)); } catch (e) { reject(e); } }
  7. function step(result) { result.done ? resolve(result.value) : adopt(result.value).then(fulfilled, rejected); }
  8. step((generator = generator.apply(thisArg, _arguments || [])).next());
  9. });
  10. };
  11. Object.defineProperty(exports, "__esModule", { value: true });
  12. function createRpcMessageChannel(servicePort, clientPort, linkPorts, unlinkPorts) {
  13. // if there is not link and unlink function provided, we assume that channel is automatically linked
  14. let arePortsLinked = !linkPorts && !unlinkPorts;
  15. return {
  16. servicePort,
  17. clientPort,
  18. isOpen: () => servicePort.isOpen() && clientPort.isOpen() && arePortsLinked,
  19. open: () => __awaiter(this, void 0, void 0, function* () {
  20. if (!servicePort.isOpen()) {
  21. yield servicePort.open();
  22. }
  23. if (!clientPort.isOpen()) {
  24. yield clientPort.open();
  25. }
  26. if (!arePortsLinked) {
  27. if (linkPorts) {
  28. yield linkPorts();
  29. }
  30. arePortsLinked = true;
  31. }
  32. }),
  33. close: () => __awaiter(this, void 0, void 0, function* () {
  34. if (arePortsLinked) {
  35. if (unlinkPorts) {
  36. yield unlinkPorts();
  37. }
  38. arePortsLinked = false;
  39. }
  40. if (servicePort.isOpen()) {
  41. yield servicePort.close();
  42. }
  43. if (clientPort.isOpen()) {
  44. yield clientPort.close();
  45. }
  46. }),
  47. };
  48. }
  49. exports.createRpcMessageChannel = createRpcMessageChannel;