eslint-plugin-baseline-js/dist/index.d.cts

Enforce JavaScript Baseline (widely/newly/year) browser compatibility with a single ESLint rule. Prevent runtime errors by catching unsupported JavaScript features during development.

import { Rule } from "eslint";

//#region src/config.d.ts

/**
 * Named constants for Baseline string options.
 * Prefer using these to avoid typos in user configs.
 */
declare const BASELINE: {
  readonly WIDELY: "widely";
  readonly NEWLY: "newly";
};
/** String-only Baseline names*/
type BaselineName = (typeof BASELINE)[keyof typeof BASELINE];
/** Final option type: the named baseline or a year (YYYY) */
type BaselineOption = BaselineName | number;
//#endregion
//#region src/configs/baseline.d.ts
/**
 * Recommended config: enable Baseline with Web APIs and JS builtins detection on auto preset.
 * - baseline: defaults to 'widely'
 * - includeWebApis/includeJsBuiltins: { preset: 'auto' }
 */
declare function recommendedConfig(opts?: {
  available?: BaselineOption;
  baseline?: BaselineOption;
  env?: "browser" | "worker" | "node";
  level?: "error" | "warn";
}): {
  readonly files: readonly ["**/*.{js,cjs,mjs,jsx}"];
  readonly rules: Record<string, unknown>;
};
/**
 * Recommended config for TypeScript-aware projects:
 * - Uses 'type-aware' preset to require type information for instance-member checks.
 * - Falls back gracefully when types are unavailable (instance checks are skipped by the rule).
 */
declare function recommendedTsConfig(opts?: {
  available?: BaselineOption;
  baseline?: BaselineOption;
  env?: "browser" | "worker" | "node";
  level?: "error" | "warn";
}): {
  readonly files: readonly ["**/*.{ts,tsx}"];
  readonly rules: Record<string, unknown>;
};
//#endregion
//#region src/index.d.ts
declare const _default: {
  readonly rules: Record<string, Rule.RuleModule>;
  readonly configs: {
    readonly recommended: typeof recommendedConfig;
    readonly "recommended-ts": typeof recommendedTsConfig;
  };
};
//#endregion
export { BASELINE, _default as default };