/**
 * Runtime support checks for the concurrency module.
 *
 * @module bquery/concurrency
 */
import type { ConcurrencySupport } from './types';
/**
 * Returns a feature snapshot for zero-build inline worker execution.
 *
 * @example
 * ```ts
 * if (!isConcurrencySupported()) {
 *   console.warn('Worker tasks are unavailable in this environment.');
 * }
 * ```
 */
export declare function getConcurrencySupport(): ConcurrencySupport;
/**
 * Returns `true` when bQuery can create inline worker tasks (dynamic mode) in
 * the current environment. Dynamic workers need `Worker`, `Blob`, and
 * `URL.createObjectURL` and therefore a relaxed CSP allowing `'unsafe-eval'`.
 */
export declare function isConcurrencySupported(): boolean;
/**
 * Returns `true` when bQuery can create CSP-safe module workers in the current
 * environment. Module workers only require the `Worker` constructor, so they
 * run under a strict CSP without `'unsafe-eval'` or `blob:` worker sources.
 */
export declare function isModuleWorkerSupported(): boolean;
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