swc + yarn

[vorandrew]

What's happening?

 yarn node --import @swc-node/register/esm-register -r dotenv/config -- src/m.ts

node:internal/modules/run_main:122
    triggerUncaughtException(
    ^
Error: Cannot find module 'express': express cannot be resolved in file:///Users/vorandrew/prj/tg/src/m.ts
    at resolve (file:///Users/vorandrew/prj/tg/.yarn/__virtual__/@swc-node-register-virtual-5997e970a3/4/.yarn/berry/cache/@swc-node-register-npm-1.10.9-055388e573-10c0.zip/node_modules/@swc-node/register/esm/esm.mjs:157:15)
    at async nextResolve (node:internal/modules/esm/hooks:748:22)
    at async Hooks.resolve (node:internal/modules/esm/hooks:240:24)
    at async handleMessage (node:internal/modules/esm/worker:199:18)

Node.js v23.1.0

tsconfig.json

{
  "$schema": "https://json.schemastore.org/tsconfig",
  "_version": "23.0.0",
  "compilerOptions": {
    "lib": ["es2023"],
    "module": "NodeNext",
    "target": "ESNext",
    "strict": true,
    "esModuleInterop": true,
    "skipLibCheck": true,
    "moduleResolution": "NodeNext"
  }
}

package.json

{
  "name": "bot",
  "description": "bot",
  "version": "1.0.0",
  "private": true,
  "main": "index.js",
  "type": "module",
  "scripts": {
    "dev": "yarn node --watch --import @swc-node/register/esm-register -r dotenv/config -- src/dev.ts",
    "build": "swc src -s --out-dir dist",
    "start": "node dist/src/index.js"
  },
  "engines": {
    "node": ">=18.0.0"
  },
  "dependencies": {
    "express": "^4.21.1",
    "knex": "^3.1.0",
    "pg": "^8.13.1"
  },
  "devDependencies": {
    "@eslint/js": "^9.13.0",
    "@swc-node/register": "^1.10.9",
    "@swc/cli": "^0.4.1-nightly.20240914",
    "@swc/core": "^1.7.40",
    "@swc/jest": "^0.2.36",
    "@tsconfig/node23": "^23.0.0",
    "@types/bluebird": "^3.5.42",
    "@types/eslint__js": "^8.42.3",
    "@types/express": "^5.0.0",
    "@types/jest": "^29.5.14",
    "@types/node": "22.7.9",
    "@typescript-eslint/eslint-plugin": "^8.11.0",
    "@typescript-eslint/parser": "^8.11.0",
    "dotenv": "^16.4.5",
    "eslint": "^9.13.0",
    "eslint-config-prettier": "^9.1.0",
    "eslint-plugin-prettier": "^5.2.1",
    "globals": "^15.11.0",
    "jest": "^29.7.0",
    "nodemon": "^3.1.7",
    "prettier": "3.3.3",
    "prettier-eslint": "^16.3.0",
    "typescript": "^5.6.3",
    "typescript-eslint": "^8.11.0"
  },
  "packageManager": "yarn@4.5.3"
}

[psychobolt]

See here: #807 . Yarn with import flag is not supported after > 1.10.1. You will have to downgrade.