import { Model, Namespace, Type } from "@typespec/compiler";
export declare const getTypeguardModel: (m: Model, accessor: string, nestingLevel: number | undefined, currentNamespace: Namespace, knownGuards?: Array<{
    filename: string;
    name: string;
}>) => [string, string[]];
/**
 * Creates the function body for a typeguard
 * @param t Type to create guards for
 * @param accessor String by which the type-to-test can be accessed by the code
 * @param nestingLevel
 * @param knownGuards Array of names of known typeguards; if type is found in those, no new typeguard will be created and instead a reference to the existing one is produced
 * @returns Tuple: [function body of the typeguard, array of import filenames (not unique!)]
 */
export declare const getTypeguard: (t: Type, accessor: string, nestingLevel: number | undefined, currentNamespace: Namespace, knownGuards?: Array<{
    filename: string;
    name: string;
}>) => [string, string[]];