PoC: type-checked rules

[JoshuaKGoldberg]

WIP continuing from remix-run#6614. I'll split this up into a single PR per rule or group of rules to make it easier to review.

Note that remix-run#6331 already exists, so I don't need to redo work from it.

[JoshuaKGoldberg]

D'oh! I left this in, but meant to take it out. That's why on the stream I was still getting complaints about **/*.md/*.ts files and type checking!

[MichaelDeBoey]

@JoshuaKGoldberg When working on this on stream, you asked yourself something in the lines of

I'm wondering why they enable Babel as a parser by default. Maybe they're doing some none-standard JS things

I just disabled parser & parserOptions, ran ESLint again on the codebase and got the following errors

errors

remix % yarn lint
yarn run v1.22.19
$ eslint --cache .
=============

WARNING: You are currently running a version of TypeScript which is not officially supported by @typescript-eslint/typescript-estree.

You may find that it works just fine, or you may not.

SUPPORTED TYPESCRIPT VERSIONS: >=3.3.1 <5.1.0

YOUR TYPESCRIPT VERSION: 5.1.6

Please only submit bug reports when using the officially supported version.

=============

remix/decisions/0008-only-support-js-conversion-for-app-code.md
  57:1  error  Parsing error: 'import' and 'export' may appear only with 'sourceType: module'

remix/docs/file-conventions/remix-config.md
   70:39  error  Parsing error: Unexpected token =>
  191:31  error  Parsing error: Unexpected token =>

remix/docs/guides/manual-mode.md
   57:1   error  Parsing error: 'import' and 'export' may appear only with 'sourceType: module'
  127:1   error  Parsing error: 'import' and 'export' may appear only with 'sourceType: module'
  169:1   error  Parsing error: 'import' and 'export' may appear only with 'sourceType: module'
  187:27  error  Parsing error: Unexpected token =>
  199:7   error  Parsing error: Unexpected token function
  217:9   error  Parsing error: Unexpected token function

remix/docs/guides/mdx.md
  192:32  error  Parsing error: Unexpected token =>

remix/docs/guides/styling.md
  506:20  error  Parsing error: Unexpected token .

remix/docs/other-api/dev.md
  82:1  error  Parsing error: 'import' and 'export' may appear only with 'sourceType: module'

remix/docs/prettier.config.js
  3:3  error  Parsing error: Unexpected token ..

remix/integration/helpers/cf-template/remix.config.js
  2:1  error  Parsing error: 'import' and 'export' may appear only with 'sourceType: module'

remix/integration/helpers/node-template/remix.config.js
  2:1  error  Parsing error: 'import' and 'export' may appear only with 'sourceType: module'

remix/jest/buildRemix.js
  1:1  error  Parsing error: 'import' and 'export' may appear only with 'sourceType: module'

remix/jest/transform.js
  22:3  error  Parsing error: Unexpected token ..

remix/packages/create-remix/jest.config.js
  3:3  error  Parsing error: Unexpected token ..

remix/packages/remix-architect/jest.config.js
  3:3  error  Parsing error: Unexpected token ..

remix/packages/remix-dev/CHANGELOG.md
  428:3  error  Parsing error: 'import' and 'export' may appear only with 'sourceType: module'

remix/packages/remix-dev/jest.config.js
  3:3  error  Parsing error: Unexpected token ..

remix/packages/remix-eslint-config/index.js
  39:5  error  Parsing error: Unexpected token ..

remix/packages/remix-eslint-config/jest-testing-library.js
  23:9  error  Parsing error: Unexpected token ..

remix/packages/remix-express/jest.config.js
  3:3  error  Parsing error: Unexpected token ..

remix/packages/remix-node/jest.config.js
  3:3  error  Parsing error: Unexpected token ..

remix/packages/remix-react/jest.config.js
  3:3  error  Parsing error: Unexpected token ..

remix/packages/remix-server-runtime/CHANGELOG.md
  285:3  error  Parsing error: 'import' and 'export' may appear only with 'sourceType: module'

remix/packages/remix-server-runtime/jest.config.js
  3:3  error  Parsing error: Unexpected token ..

remix/packages/remix-testing/jest.config.js
  3:3  error  Parsing error: Unexpected token ..

remix/packages/remix-testing/jest.setup.js
  1:1  error  Parsing error: 'import' and 'export' may appear only with 'sourceType: module'

remix/rollup.config.js
  9:13  error  Parsing error: Unexpected token {

remix/rollup.utils.js
  15:11  error  Parsing error: Unexpected token {

remix/scripts/deployment-test/cypress/support/index.js
  1:1  error  Parsing error: 'import' and 'export' may appear only with 'sourceType: module'

remix/scripts/playground/new.js
  12:7  error  Parsing error: Unexpected token function

remix/scripts/playground/template/remix.init/index.js
  3:40  error  Parsing error: Unexpected token =>

remix/scripts/playground/template/server.js
  27:7  error  Parsing error: Unexpected token function

remix/scripts/publish-private.js
  21:7  error  Parsing error: Unexpected token function

remix/scripts/publish.js
  23:7  error  Parsing error: Unexpected token function

remix/scripts/release.js
  30:7  error  Parsing error: Unexpected token function

remix/scripts/run-migration-on-examples.js
  8:30  error  Parsing error: Unexpected token =>

remix/scripts/utils.js
  39:7  error  Parsing error: Unexpected token function

remix/scripts/version.js
  24:7  error  Parsing error: Unexpected token function

remix/templates/arc/plugin-remix.js
  5:1  error  Parsing error: 'import' and 'export' may appear only with 'sourceType: module'

remix/templates/arc/remix.config.js
  2:1  error  Parsing error: 'import' and 'export' may appear only with 'sourceType: module'

remix/templates/cloudflare-pages/remix.config.js
  2:1  error  Parsing error: 'import' and 'export' may appear only with 'sourceType: module'

remix/templates/cloudflare-workers/remix.config.js
  2:1  error  Parsing error: 'import' and 'export' may appear only with 'sourceType: module'

remix/templates/express/remix.config.js
  2:1  error  Parsing error: 'import' and 'export' may appear only with 'sourceType: module'

remix/templates/express/server.js
  1:1  error  Parsing error: 'import' and 'export' may appear only with 'sourceType: module'

remix/templates/remix-javascript/app/routes/_index.jsx
  1:1  error  Parsing error: 'import' and 'export' may appear only with 'sourceType: module'

✖ 49 problems (49 errors, 0 warnings)

error Command failed with exit code 1.
info Visit https://yarnpkg.com/en/docs/cli/run for documentation about this command.

Hope this helps you in understanding the choice that's been made in the past a bit better & makes the next steps easier