import { TSESTree } from '@typescript-eslint/utils';
import { AnyFunction, Scope } from './config';
import { Guard } from './guard';
export declare class Writer {
    guard: Guard;
    isTsx: Scope['isTsx'];
    options: Scope['options'];
    sourceCode: Scope['sourceCode'];
    constructor(scope: Scope, guard: Guard);
    getBodySource({ body }: AnyFunction): string;
    getParamsSource(params: TSESTree.Parameter[]): string[];
    getFunctionName(node: AnyFunction): string;
    getGenericSource(fn: AnyFunction): string;
    getReturnType(node: AnyFunction): string | undefined;
    writeArrowFunction(node: AnyFunction): string;
    writeArrowConstant(node: TSESTree.FunctionDeclaration): string;
    needsParentheses(node: AnyFunction): boolean;
    getFunctionDescriptor(node: AnyFunction): {
        body: string;
        isAsync: boolean;
        isGenerator: boolean;
        isGeneric: boolean;
        name: string;
        generic: string;
        params: string[];
        returnType: string | undefined;
    };
}