Batch script - "smart" package manager command for JS projects

pm.bat

@echo off
setlocal

if exist package-lock.json (
    set PM=npm
) else if exist yarn.lock (
    set PM=yarn
) else if exist pnpm-lock.yaml (
    set PM=pnpm
) else if exist bun.lockb (
    set PM=bun
) else (
    echo No recognized lockfile found. Exiting...
    exit /b 1
)

call %PM% %*
endlocal