The Package (dot) JSON: A story of love, triumph, and general witchcraft/wizardry - InitFields: License

ThePackageDotJson_InitFields-License.json

[{
  "npm:current": {
    "ref": "",
    "source": [
    
    ]
  },
  "npm:legacy": {
    "ref": "",
    "source": [
    
    ]
  },
  "yarn:current": {
    "ref": "https://yarnpkg.com/configuration/manifest#license",
    "source": [
      "An SPDX identifier that indicates under which license is your package distributed.",
      "_example_:\"license\": \"MIT\":_example_"
    ]
  },
  "yarn:legacy": {
    "ref": "https://classic.yarnpkg.com/en/docs/package-json/#toc-license",
    "source": [
      "All packages should specify a license so that users know how they are permitted to use it and any restrictions that you are placing on it.",
      "You are encouraged to use an Open Source _url[https://opensource.org/licenses/alphabetical]_:(OSI-approved):_url_ license unless you have a specific reason not to. If you built your package as part of your job it’s likely best to check with your company before deciding on a license.",
      ["Must be one of the following:", 
        [
          "A valid _url[https://spdx.org/licenses/]_:SPDX license identifier:_url_ if you are using a standard license.",
          "A valid _url[https://www.npmjs.com/package/spdx]_:SPDX license expression:_url_ syntax 2.0 expression if you are using multiple standard licenses.",
          "A 'SEE LICENSE IN <filename>' string that points to a '<filename>' in the top level of your package if you are using a non-standard license.",
          "A 'UNLICENSED' string if you do not want to grant others the right to use a private or unpublished package under any terms."
        ]
      ]
      "_example_:{ \n \"license\": \"MIT\", \n \"license\": \"(MIT or GPL-3.0)\", \n \"license\": \"SEE LICENSE IN LICENSE_FILENAME.txt\", \n \"license\": \"UNLICENSED\" \n }:_example_"
    ]
  }
}]