oxlint.config.ts

import { defineConfig } from "oxlint";
import { TypeSpecCommonOxlintConfigs } from "./core/oxlint.config.ts";

const {
  allFilesRules,
  typescriptFileOverride,
  jsxFilesOverride,
  testFilesOverride,
  typeAwareOverride,
} = TypeSpecCommonOxlintConfigs;

export default defineConfig({
  plugins: ["typescript", "unicorn"],
  categories: {
    correctness: "off",
  },
  env: {
    builtin: true,
  },
  ignorePatterns: [
    "**/dist/**/*",
    "**/.temp/**/*",
    "**/temp/**/*",
    "**/generated-defs/*",
    "**/website/build/**/*",
    "**/.astro/**/*",
    // The TypeSpec core submodule has its own oxlint config - don't lint it from here.
    "core/**/*",
    // Ignore python virtual env
    "**/venv/**/*",
    // Ignore VSCode test web project
    "**/.vscode-test-web/**/*",
    // TODO: enable
    "**/.scripts/**/*",
    "eng/scripts/**/*",
    "packages/*/scripts/**/*",
    "**/typespec-ts/test/*/generated/**/*",
    "**/src/modular/static/**/*",
  ],
  rules: allFilesRules,
  overrides: [
    typescriptFileOverride,
    jsxFilesOverride,
    testFilesOverride,
    {
      // typespec-ts has static helper files which are copied verbatim into generated output and
      // intentionally keep camelCase names to match the upstream Azure SDK sources.
      files: ["**/packages/typespec-ts/static/**/*.ts", "**/packages/typespec-ts/static/**/*.mts"],
      rules: {
        "unicorn/filename-case": "off",
      },
    },
    {
      // Generated by `npm run gen:scenario-suites`. The file names encode the scenario
      // directory tree with `__` separators (e.g. `models__nested-enum__not-flatten`), so
      // they intentionally don't follow kebab-case.
      files: ["**/packages/typespec-ts/test/modular-unit/scenario-suites/**/*.test.ts"],
      rules: {
        "unicorn/filename-case": "off",
      },
    },
    {
      // Astro route files (e.g. `[...path]/[llms_type].txt.ts`) use framework-required naming.
      files: ["**/website/src/pages/**/*.ts", "**/website/src/components/**/*.ts"],
      rules: {
        "unicorn/filename-case": "off",
      },
    },
    {
      // typespec-ts tests use chai-style assertions (`expect(x).to.match(...)`), which oxlint's
      // vitest plugin misreads as an unknown expect modifier.
      files: ["**/packages/typespec-ts/**/*.test.ts"],
      plugins: ["vitest"],
      rules: {
        "vitest/valid-expect": "off",
      },
    },
    // Type-aware rules (no-floating-promises, no-deprecated) shared from core. They only run when
    // oxlint is invoked with `--type-aware`. typespec-ts is excluded at the CLI level in the root
    // `lint` script (its tsconfig is not tsgo-compatible and type-checking it OOMs).
    typeAwareOverride,
  ],
});