[NestJS] NestJS 프레임워크, 설치와 실행

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Nest

공식문서 ( https://nestjs.com )

NodeJS위에서 움직이는 프레임워크
NodeJS > Express(or Fastify) > Nest

1. Ruby - Ruby on Rail
2. Python - Django
3. Java - Spring
4. Javascript - Nest

• 객체지향, 함수형 프로그래밍 가능

 

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Setup

1. npm install
   https://nodejs.org/en/
   18.12.1LTS
2. nest install

• sudo npm install -g @nestjs/cli

1. nest project setup

• nset new [project-name]

반응형

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Nest Install Error

npm ERR! code EACCES
npm ERR! syscall mkdir
npm ERR! path /usr/local/lib/node_modules/@nestjs
npm ERR! errno -13
npm ERR! Error: EACCES: permission denied, mkdir '/usr/local/lib/node_modules/@nestjs'
npm ERR!  [Error: EACCES: permission denied, mkdir '/usr/local/lib/node_modules/@nestjs'] {
npm ERR!   errno: -13,
npm ERR!   code: 'EACCES',
npm ERR!   syscall: 'mkdir',
npm ERR!   path: '/usr/local/lib/node_modules/@nestjs'
npm ERR! }

• 권한문제

• npm install -g @nestjs/cli 시 mkdir명령어에 대한 권한문제 발생
• sudo npm install -g @nestjs/cli로 해결

 

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Start

1. cd ./[prject-name]
2. npm run start:dev
3. Check the website (url : localhost:3000)
4. We can check 'Hello World'