feat(typescript-plugin): define named pipe unique file name based on pid

packages/typescript-plugin/index.ts

@@ -60,7 +60,7 @@ function createLanguageServicePlugin(): ts.server.PluginModuleFactory {
 
  decorateLanguageService(files, info.languageService);
  decorateLanguageServiceHost(files, info.languageServiceHost, ts);
- startNamedPipeServer();
+ startNamedPipeServer(info.project.projectKind);
 
  const getCompletionsAtPosition = info.languageService.getCompletionsAtPosition;
  const getEncodedSemanticClassifications = info.languageService.getEncodedSemanticClassifications;

packages/typescript-plugin/lib/client.ts

@@ -1,6 +1,9 @@
 import * as net from 'net';
+import * as fs from 'fs';
+import type * as ts from 'typescript';
 import type { Request } from './server';
-import { pipeFile } from './utils';
+import type { PipeTable } from './utils';
+import { pipeTable } from './utils';
 
 export function collectExtractProps(
  ...args: Parameters<typeof import('./requests/collectExtractProps.js')['collectExtractProps']>
@@ -76,7 +79,41 @@ export function getElementAttrs(
  });
 }
 
-function sendRequest<T>(request: Request) {
+async function sendRequest<T>(request: Request) {
+ const pipeFile = await getPipeFile(request.args[0]);
+ if (!pipeFile) {
+ console.error('[Vue Named Pipe Client] pipeFile not found');
+ return;
+ }
+ return await _sendRequest<T>(request, pipeFile);
+}
+
+async function getPipeFile(fileName: string) {
+ if (fs.existsSync(pipeTable)) {
+ const table: PipeTable = JSON.parse(fs.readFileSync(pipeTable, 'utf8'));
+ const all = Object.values(table);
+ const configuredServers = all
+ .filter(item => item.serverKind === 1 satisfies ts.server.ProjectKind.Configured)
+ .sort((a, b) => Math.abs(process.pid - a.pid) - Math.abs(process.pid - b.pid));
+ const inferredServers = all
+ .filter(item => item.serverKind === 0 satisfies ts.server.ProjectKind.Inferred)
+ .sort((a, b) => Math.abs(process.pid - a.pid) - Math.abs(process.pid - b.pid));
+ for (const server of configuredServers) {
+ const response = await _sendRequest<boolean>({ type: 'containsFile', args: [fileName] }, server.pipeFile);
+ if (response) {
+ return server.pipeFile;
+ }
+ }
+ for (const server of inferredServers) {
+ const response = await _sendRequest<boolean>({ type: 'containsFile', args: [fileName] }, server.pipeFile);
+ if (typeof response === 'boolean') {
+ return server.pipeFile;
+ }
+ }
+ }
+}
+
+function _sendRequest<T>(request: Request, pipeFile: string) {
  return new Promise<T | undefined | null>(resolve => {
  try {
  const client = net.connect(pipeFile);

packages/typescript-plugin/lib/requests/containsFile.ts

@@ -0,0 +1,5 @@
+import { getProject } from '../utils';
+
+export function containsFile(fileName: string) {
+ return !!getProject(fileName);
+}

packages/typescript-plugin/lib/server.ts

@@ -1,13 +1,16 @@
 import * as fs from 'fs';
 import * as net from 'net';
+import type * as ts from 'typescript';
 import { collectExtractProps } from './requests/collectExtractProps';
 import { getComponentEvents, getComponentNames, getComponentProps, getElementAttrs, getTemplateContextProps } from './requests/componentInfos';
+import { containsFile } from './requests/containsFile';
 import { getPropertiesAtLocation } from './requests/getPropertiesAtLocation';
 import { getQuickInfoAtPosition } from './requests/getQuickInfoAtPosition';
-import { pipeFile } from './utils';
+import { PipeTable, pipeTable } from './utils';
 
 export interface Request {
- type: 'collectExtractProps'
+ type: 'containsFile'
+ | 'collectExtractProps'
  | 'getPropertiesAtLocation'
  | 'getQuickInfoAtPosition'
  // Component Infos
@@ -21,13 +24,23 @@ export interface Request {
 
 let started = false;
 
-export function startNamedPipeServer() {
+export function startNamedPipeServer(serverKind: ts.server.ProjectKind) {
+
  if (started) return;
  started = true;
+
+ const pipeFile = process.platform === 'win32'
+ ? `\\\\.\\pipe\\vue-tsp-${process.pid}`
+ : `/tmp/vue-tsp-${process.pid}`;
  const server = net.createServer(connection => {
  connection.on('data', data => {
- const request: Request = JSON.parse(data.toString());
- if (request.type === 'collectExtractProps') {
+ const text = data.toString();
+ const request: Request = JSON.parse(text);
+ if (request.type === 'containsFile') {
+ const result = containsFile.apply(null, request.args);
+ connection.write(JSON.stringify(result ?? null));
+ }
+ else if (request.type === 'collectExtractProps') {
  const result = collectExtractProps.apply(null, request.args);
  connection.write(JSON.stringify(result ?? null));
  }
@@ -68,9 +81,42 @@ export function startNamedPipeServer() {
  connection.on('error', err => console.error('[Vue Named Pipe Server]', err.message));
  });
 
+ clearupPipeTable();
+
+ if (!fs.existsSync(pipeTable)) {
+ fs.writeFileSync(pipeTable, JSON.stringify({}));
+ }
+ const table: PipeTable = JSON.parse(fs.readFileSync(pipeTable, 'utf8'));
+ table[process.pid] = {
+ pid: process.pid,
+ pipeFile,
+ serverKind,
+ };
+ fs.writeFileSync(pipeTable, JSON.stringify(table, undefined, 2));
+
  try {
  fs.unlinkSync(pipeFile);
  } catch { }
 
  server.listen(pipeFile);
 }
+
+function clearupPipeTable() {
+ if (fs.existsSync(pipeTable)) {
+ const table: PipeTable = JSON.parse(fs.readFileSync(pipeTable, 'utf8'));
+ for (const pid in table) {
+ const { pipeFile } = table[pid];
+ try {
+ const client = net.connect(pipeFile);
+ client.on('connect', () => {
+ client.end();
+ });
+ client.on('error', () => {
+ const table = JSON.parse(fs.readFileSync(pipeTable, 'utf8'));
+ delete table[pid];
+ fs.writeFileSync(pipeTable, JSON.stringify(table, undefined, 2));
+ });
+ } catch { }
+ }
+ }
+}

packages/typescript-plugin/lib/utils.ts

@@ -1,7 +1,17 @@
 import type * as ts from 'typescript';
 import type { FileRegistry, VueCompilerOptions } from '@vue/language-core';
 
-export const pipeFile = process.platform === 'win32' ? '\\\\.\\pipe\\vue-tsp' : '/tmp/vue-tsp';
+export interface PipeTable {
+ [pid: string]: {
+ pid: number;
+ pipeFile: string;
+ serverKind: ts.server.ProjectKind;
+ };
+}
+
+export const pipeTable = process.platform === 'win32'
+ ? `\\\\.\\pipe\\vue-tsp-table.json`
+ : `/tmp/vue-tsp-table.json`;
 
 export const projects = new Map<ts.server.Project, {
  info: ts.server.PluginCreateInfo;