79 lines
3.0 KiB
JavaScript
79 lines
3.0 KiB
JavaScript
"use strict";
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var __awaiter = (this && this.__awaiter) || function (thisArg, _arguments, P, generator) {
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function adopt(value) { return value instanceof P ? value : new P(function (resolve) { resolve(value); }); }
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return new (P || (P = Promise))(function (resolve, reject) {
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function fulfilled(value) { try { step(generator.next(value)); } catch (e) { reject(e); } }
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function rejected(value) { try { step(generator["throw"](value)); } catch (e) { reject(e); } }
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function step(result) { result.done ? resolve(result.value) : adopt(result.value).then(fulfilled, rejected); }
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step((generator = generator.apply(thisArg, _arguments || [])).next());
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});
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};
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var __importDefault = (this && this.__importDefault) || function (mod) {
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return (mod && mod.__esModule) ? mod : { "default": mod };
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};
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Object.defineProperty(exports, "__esModule", { value: true });
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exports.exposeRpc = void 0;
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const process_1 = __importDefault(require("process"));
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// eslint-disable-next-line @typescript-eslint/no-explicit-any
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function exposeRpc(fn) {
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const sendMessage = (message) => new Promise((resolve, reject) => {
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if (!process_1.default.send) {
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reject(new Error(`Process ${process_1.default.pid} doesn't have IPC channels`));
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}
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else if (!process_1.default.connected) {
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reject(new Error(`Process ${process_1.default.pid} doesn't have open IPC channels`));
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}
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else {
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process_1.default.send(message, undefined, undefined, (error) => {
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if (error) {
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reject(error);
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}
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else {
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resolve(undefined);
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}
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});
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}
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});
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const handleMessage = (message) => __awaiter(this, void 0, void 0, function* () {
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if (message.type === 'call') {
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if (!process_1.default.send) {
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// process disconnected - skip
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return;
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}
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let value;
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let error;
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try {
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value = yield fn(...message.args);
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}
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catch (fnError) {
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error = fnError;
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}
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try {
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if (error) {
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yield sendMessage({
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type: 'reject',
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id: message.id,
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error,
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});
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}
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else {
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yield sendMessage({
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type: 'resolve',
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id: message.id,
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value,
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});
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}
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}
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catch (sendError) {
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// we can't send things back to the parent process - let's use stdout to communicate error
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if (error) {
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console.error(error);
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}
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console.error(sendError);
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}
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}
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});
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process_1.default.on('message', handleMessage);
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}
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exports.exposeRpc = exposeRpc;
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