import { Throwable } from "ts-injection";
import { ApiEvent, ParameterInstruction, ParameterInstructionTarget, RequestContext, RequestParseError, StandardizedEvent } from "../types";
import { ParsedEventValue } from "./types";
export declare function parseApiGwEvent(event: ApiEvent): StandardizedEvent;
export declare function annotateParamMetadata({ targetClass, paramName, paramIndex, mapsTo, searchKey, }: {
    targetClass: any;
    paramName: string;
    paramIndex: number;
    mapsTo: ParameterInstructionTarget;
    searchKey?: string;
}): void;
export declare function createMappingAnnotationWithSearchKey(mapsTo: ParameterInstructionTarget, name?: string): (targetClass: any, // eslint-disable-line @typescript-eslint/no-explicit-any
paramName: string, paramIndex: number) => void;
export declare function sortInstructions(instructions: ParameterInstruction[]): ParameterInstruction[];
export declare function evaluateInstruction(instruction: ParameterInstruction, context: RequestContext): Throwable<RequestParseError, ParsedEventValue>;