import type { Rule } from 'eslint';
import type estree from 'estree';
import type { ParserServicesWithTypeInformation } from '@typescript-eslint/utils';
import ts from 'typescript';
export declare function isAssertion(context: Rule.RuleContext, node: estree.Node): boolean;
export declare function isTSAssertion(services: ParserServicesWithTypeInformation, node: ts.Node): boolean;
export declare const TYPE_LEVEL_ROOTS: string[];
/**
 * Whether `node` is a call to a vitest `expect` setup/config helper
 * (`expect.extend`, `addSnapshotSerializer`, …). These are not runtime assertions
 * (see {@link isFQNAssertion}), but their arguments are type-checked — so under the
 * type-checker they act as compile-time checks. Type-aware callers may treat them
 * as such.
 */
export declare function isTSSetupCall(services: ParserServicesWithTypeInformation, node: ts.Node): boolean;