What does the custom field "hexo" in package.json do?

[fnick851]

I have a probably easy question. What does the custom field hexo in package.json do? I couldn't find if it is documented somewhere.

 "hexo": {
    "version": "4.2.1"
  },

Thanks! My full package.json file can be found below.

Check List

Please check followings before submitting a new issue.

• I have already read Docs page & Troubleshooting page
• I have already searched existing issues and they are not help to me
• I examined error or warning messages and it's difficult to solve
• Using the latest version of Hexo (run hexo version to check)
• Node.js is higher than minimum required version

Question

Environment & Settings

Node.js & npm version

Your site _config.yml (Optional)

Your theme _config.yml (Optional)

Hexo and Plugin version(npm ls --depth 0)

Your package.json package.json

{
  "private": true,
  "version": "2.0.0",
  "scripts": {
    "hexo": "hexo",
    "new": "hexo new post",
    "serve": "hexo serve",
    "deploy": "hexo deploy -g",
    "clean": "hexo clean"
  },
  "dependencies": {
    "hexo": "^4.2.1",
    "hexo-browsersync": "^0.3.0",
    "hexo-cli": "^3.1.0",
    "hexo-deployer-git": "^2.1.0",
    "hexo-generator-archive": "^1.0.0",
    "hexo-generator-category": "^1.0.0",
    "hexo-generator-feed": "^2.2.0",
    "hexo-generator-index": "^1.0.0",
    "hexo-generator-sitemap": "^2.0.0",
    "hexo-generator-tag": "^1.0.0",
    "hexo-renderer-ejs": "^1.0.0",
    "hexo-renderer-jade": "^0.5.0",
    "hexo-renderer-marked": "^2.0.0",
    "hexo-renderer-stylus": "^1.1.0",
    "hexo-server": "^1.0.0"
  },
  "hexo": {
    "version": "4.2.1"
  },
  "volta": {
    "node": "15.5.0"
  }
}

Others

[stevenjoezhang]

There is a discussion about it: hexojs/hexo-cli#249
I'm closing this issue. Please join the discussion there :)