run cxx-gen-lsp as a typescript app

This is an internal tool, there is no need to compile it to JavaScript,
instead run it directly with modern node.js with type stripping enabled.

Author: robertoraggi

package-lock.json

@@ -40,7 +40,7 @@
     "setup-venv": "zx scripts/setup-venv.mjs",
     "update-tests": "zx scripts/update-tests.mjs",
     "cxx-gen-ast": "node --no-warnings packages/cxx-gen-ast/src/gen.ts",
-    "cxx-gen-lsp": "node packages/cxx-gen-lsp packages/cxx-gen-lsp/metaModel.json packages/cxx-gen-lsp -o src/lsp/cxx/lsp",
+    "cxx-gen-lsp": "node --no-warnings packages/cxx-gen-lsp/src/main.ts packages/cxx-gen-lsp/metaModel.json packages/cxx-gen-lsp -o src/lsp/cxx/lsp",
     "download-lsp-model": "zx scripts/download-lsp-model.mjs",
     "download-mlir": "gh run download -n mlir --dir build.em/llvm-project/install/"
   }

package.json

@@ -4,14 +4,8 @@
   "private": true,
   "type": "module",
   "description": "Scripts to generate the LSP server for C++",
-  "main": "./dist/main.js",
-  "bin": {
-    "cxx-gen-lsp": "./dist/main.js"
-  },
   "scripts": {
-    "postinstall": "npm run build",
-    "build": "tsc",
-    "watch": "tsc -w"
+    "check": "tsc"
   },
   "keywords": [],
   "author": {
@@ -25,9 +19,6 @@
   "license": "MIT",
   "devDependencies": {
     "@types/node": "^24.0.10",
-    "@typescript-eslint/eslint-plugin": "^8.35.1",
-    "@typescript-eslint/parser": "^8.35.1",
-    "eslint": "^9.30.1",
     "prettier": "^3.6.2",
     "typescript": "^5.8.3"
   }

packages/cxx-gen-lsp/.eslintrc.json

@@ -18,11 +18,11 @@
 // OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 // SOFTWARE.
 
-import { getEnumeratorName, MetaModel } from "./MetaModel.js";
+import { getEnumeratorName, type MetaModel } from "./MetaModel.ts";
 
 import path from "node:path";
 import { writeFileSync } from "node:fs";
-import { copyrightHeader } from "./copyrightHeader.js";
+import { copyrightHeader } from "./copyrightHeader.ts";
 
 export function gen_enums_cc({ model, outputDirectory }: { model: MetaModel; outputDirectory: string }) {
   let out = "";

packages/cxx-gen-lsp/package.json

@@ -18,11 +18,11 @@
 // OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 // SOFTWARE.
 
-import { getEnumBaseType, getEnumeratorInitializer, getEnumeratorName, MetaModel } from "./MetaModel.js";
+import { getEnumBaseType, getEnumeratorInitializer, getEnumeratorName, type MetaModel } from "./MetaModel.ts";
 
 import path from "node:path";
 import { writeFileSync } from "node:fs";
-import { copyrightHeader } from "./copyrightHeader.js";
+import { copyrightHeader } from "./copyrightHeader.ts";
 
 export function gen_enums_h({ model, outputDirectory }: { model: MetaModel; outputDirectory: string }) {
   let out = "";

packages/cxx-gen-lsp/src/gen_enums_cc.ts

@@ -19,9 +19,10 @@
 // SOFTWARE.
 
 import * as path from "node:path";
-import { getEnumBaseType, MetaModel, toCppType, Type, Request, Notification, isRequest } from "./MetaModel.js";
+import type { MetaModel, Type, Request, Notification } from "./MetaModel.ts";
+import { getEnumBaseType, toCppType, isRequest } from "./MetaModel.ts";
 import { writeFileSync } from "node:fs";
-import { copyrightHeader } from "./copyrightHeader.js";
+import { copyrightHeader } from "./copyrightHeader.ts";
 
 const fragment = `
 

packages/cxx-gen-lsp/src/gen_enums_h.ts

@@ -19,10 +19,11 @@
 // SOFTWARE.
 
 import * as path from "node:path";
-import { isRequest, MetaModel, Structure, toCppType, Type } from "./MetaModel.js";
+import type { MetaModel, Structure, Type } from "./MetaModel.ts";
+import { isRequest, toCppType } from "./MetaModel.ts";
 import { writeFileSync } from "node:fs";
-import { copyrightHeader } from "./copyrightHeader.js";
-import { TypeGenerator } from "./gen_types_cc.js";
+import { copyrightHeader } from "./copyrightHeader.ts";
+import { TypeGenerator } from "./gen_types_cc.ts";
 
 class RequestGenerator extends TypeGenerator {
   constructor({ model, outputDirectory }: { model: MetaModel; outputDirectory: string }) {

packages/cxx-gen-lsp/src/gen_fwd_h.ts

@@ -19,9 +19,10 @@
 // SOFTWARE.
 
 import * as path from "node:path";
-import { MetaModel, toCppType, Request, Notification, isRequest, Property, Structure } from "./MetaModel.js";
+import type { MetaModel, Request, Notification, Structure } from "./MetaModel.ts";
+import { toCppType, isRequest } from "./MetaModel.ts";
 import { writeFileSync } from "node:fs";
-import { copyrightHeader } from "./copyrightHeader.js";
+import { copyrightHeader } from "./copyrightHeader.ts";
 
 const beginHeaderFragment = `
 #pragma once

packages/cxx-gen-lsp/src/gen_requests_cc.ts

@@ -19,18 +19,10 @@
 // SOFTWARE.
 
 import * as path from "node:path";
-import {
-  Enumeration,
-  getStructureProperties,
-  MetaModel,
-  Property,
-  Structure,
-  toCppType,
-  Type,
-  TypeAlias,
-} from "./MetaModel.js";
+import type { Enumeration, MetaModel, Property, Structure, Type, TypeAlias } from "./MetaModel.ts";
+import { getStructureProperties, toCppType } from "./MetaModel.ts";
 import { writeFileSync } from "node:fs";
-import { copyrightHeader } from "./copyrightHeader.js";
+import { copyrightHeader } from "./copyrightHeader.ts";
 
 export class TypeGenerator {
   readonly structByName: Map<string, Structure>;