import { Context } from "hono";
import { Bindings, Variables } from "../types";
/**
 * Appends a message to the ctx.var.log variable.
 * If a log already exists, the new message is appended with a newline separator.
 */
export declare function appendLog(ctx: Context<{
    Bindings: Bindings;
    Variables: Variables;
}>, message: string): void;
