scriptc/.oxlintrc.jsonc

{
  "$schema": "./node_modules/oxlint/configuration_schema.json",
  "plugins": ["typescript", "unicorn", "oxc"],
  "categories": {
    "correctness": "error",
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    "**/node_modules/**",
    "**/dist/**",
    "**/vendor/**",
    "**/fixtures/**",
    "**/*.generated.*",
    "**/artifacts/**",
    "docs/**",
    "tests/corpus/**",
    "tests/diagnostics/**",
    "tests/library-mode/**",
    "tests/test262/**",
    "benchmarks/**",
    "examples/**",
  ],
  "rules": {
    // Sparse capacity and snapshot iteration are intentional; review these rewrites manually.
    "unicorn/no-new-array": "off",
    "unicorn/no-useless-spread": "off",
  },
  "overrides": [
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      "files": ["packages/compiler/src/**", "packages/cli/src/**"],
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        "prefer-const": "error",
        "prefer-rest-params": "error",
        "prefer-spread": "error",
        "typescript/ban-ts-comment": "error",
        "typescript/no-duplicate-enum-values": "error",
        "typescript/no-empty-object-type": "error",
        "typescript/no-explicit-any": "error",
        "typescript/no-extra-non-null-assertion": "error",
        "typescript/no-misused-new": "error",
        "typescript/no-namespace": "error",
        "typescript/no-non-null-asserted-optional-chain": "error",
        "typescript/no-require-imports": "error",
        "typescript/no-this-alias": "error",
        "typescript/no-unnecessary-type-constraint": "error",
        "typescript/no-unsafe-declaration-merging": "error",
        "typescript/no-unsafe-function-type": "error",
        "typescript/no-wrapper-object-types": "error",
        "typescript/prefer-as-const": "error",
        "typescript/prefer-namespace-keyword": "error",
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      "rules": {
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            "patterns": [
              {
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                "message": "typescript5 is restricted to the explicit parser islands; TypeScript AST worlds must not mix.",
              },
            ],
          },
        ],
      },
    },
    {
      "files": ["packages/compiler/src/frontend/**"],
      "rules": {
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            "patterns": [
              {
                "group": ["**/backend/*", "**/backend/**"],
                "message": "frontend must not import backend; use the IR interface.",
              },
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                "message": "frontend must not import IR validation; use the shared builtin and intrinsic signatures.",
              },
              {
                "group": ["typescript5", "typescript5/**"],
                "message": "typescript5 is restricted to the explicit parser islands; TypeScript AST worlds must not mix.",
              },
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    {
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      "rules": {
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              {
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                "message": "backend must not import frontend; use the IR interface.",
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              {
                "group": ["typescript5", "typescript5/**"],
                "message": "typescript5 is restricted to the explicit parser islands; TypeScript AST worlds must not mix.",
              },
            ],
          },
        ],
      },
    },
    {
      // Native recipe owners must not depend on the public driver facade.
      "files": ["packages/compiler/src/backend/native/**"],
      "rules": {
        "no-restricted-imports": [
          "error",
          {
            "patterns": [
              {
                "group": ["**/native-toolchain", "**/native-toolchain.*"],
                "message": "native recipe owners must not import the facade; import the driver, identity, artifact or build owner.",
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                "group": ["**/frontend/*", "**/frontend/**"],
                "message": "backend must not import frontend; use the IR interface.",
              },
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                "group": ["typescript5", "typescript5/**"],
                "message": "typescript5 is restricted to the explicit parser islands; TypeScript AST worlds must not mix.",
              },
            ],
          },
        ],
      },
    },
    {
      // Call contracts and function construction must not depend on dispatch.
      "files": [
        "packages/compiler/src/frontend/lowering/call-signatures.ts",
        "packages/compiler/src/frontend/lowering/call-arguments.ts",
        "packages/compiler/src/frontend/lowering/function-returns.ts",
        "packages/compiler/src/frontend/lowering/generic-functions.ts",
        "packages/compiler/src/frontend/lowering/binding-analysis.ts",
        "packages/compiler/src/frontend/lowering/native-ffi.ts",
        "packages/compiler/src/frontend/lowering/lower-functions.ts",
      ],
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                "group": ["**/lower-calls", "**/lower-calls.*"],
                "message": "call contracts and function construction must not import call dispatch; import the implementation owner.",
              },
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                "message": "frontend must not import backend; use the IR interface.",
              },
              {
                "group": ["**/ir/validate", "**/ir/validate.*"],
                "message": "frontend must not import IR validation; use the shared builtin and intrinsic signatures.",
              },
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                "group": ["typescript5", "typescript5/**"],
                "message": "typescript5 is restricted to the explicit parser islands; TypeScript AST worlds must not mix.",
              },
            ],
          },
        ],
      },
    },
    {
      // Container implementations import semantic owners rather than array dispatch.
      "files": ["packages/compiler/src/frontend/lowering/containers/**"],
      "rules": {
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          "error",
          {
            "patterns": [
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                "group": ["**/array-methods", "**/array-methods.*"],
                "message": "container implementations must not import array dispatch; import the callback, construction or iteration owner.",
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                "message": "frontend must not import backend; use the IR interface.",
              },
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                "group": ["**/ir/validate", "**/ir/validate.*"],
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              },
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                "group": ["typescript5", "typescript5/**"],
                "message": "typescript5 is restricted to the explicit parser islands; TypeScript AST worlds must not mix.",
              },
            ],
          },
        ],
      },
    },
    {
      // Only strings and offsets cross these TypeScript 5 parser islands.
      "files": [
        "packages/compiler/src/frontend/npm.ts",
        "packages/compiler/src/frontend/cjs-lexer.ts",
        "packages/compiler/src/frontend/comptime-node.ts",
        "packages/compiler/src/frontend/ts7/world-check.ts",
        "packages/compiler/src/frontend/ts7/source-parser.test.ts",
        "packages/compiler/src/frontend/npm-static-rewrite.ts",
        "packages/compiler/src/frontend/npm-static-bundled-cjs.ts",
        "packages/compiler/src/library/semantic-source.ts",
      ],
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                "message": "frontend must not import IR validation; use the shared builtin and intrinsic signatures.",
              },
            ],
          },
        ],
      },
    },
    {
      // IR branches use a `then` field without implementing Promise assimilation.
      "files": [
        "packages/compiler/src/frontend/lowering/**",
        "packages/compiler/src/backend/llvm/**",
        "packages/compiler/src/ir/**",
        "packages/compiler/src/library/*.test.ts",
        "packages/compiler/test/**",
        "tests/harness/self-hosting-*-cases.ts",
      ],
      "rules": {
        "unicorn/no-thenable": "off",
      },
    },
    {
      // Ambient declarations describe an existing constructor and its prototype methods.
      "files": ["packages/compiler/ambient/scriptc-node-fallback.d.ts"],
      "rules": {
        "typescript/no-unsafe-declaration-merging": "off",
      },
    },
  ],
}