biome.jsonc

{
  "$schema": "./node_modules/@biomejs/biome/configuration_schema.json",
  "extends": ["@readme/standards/biome"],
  "root": true,
  "files": {
    "ignoreUnknown": false,
    "includes": [
      "**/*.{js,ts}",

      // Biome's `vcs.useIgnoreFile` config should be able to pick these up but it doesn't.
      "!coverage",
      "!dist",
      "!.wrangler",
      "!worker-configuration.d.ts",
    ],
  },
  "linter": {
    "domains": {
      // These domains are configured in our core standards package but Biome `extends` seems to
      // not load it in so we have to redefine them.
      "project": "all",
      "test": "all",
    },
    "rules": {
      "correctness": {
        "useImportExtensions": {
          "level": "error",
          // we compile using `tsc` so we need this option. annoying!
          "options": {
            "forceJsExtensions": true,
          },
        },
      },
    },
  },
}