/**
 * Flow utility functions
 *
 * `shouldExitFlow` mirrors `@diegoaltoworks/chatter/flows`' word-bounded
 * cancellation check rather than importing it: chatter is an optional peer,
 * and this check runs synchronously on every in-flow message, before any
 * peer-loading path (see ./engine.ts and src/peer-deps.test.ts). The keywords
 * themselves come from the phrase files, so a caller can leave a flow in the
 * language they are speaking, and a host can extend the list without forking.
 */
/**
 * Check if the user wants to exit the current flow, in the language they are
 * speaking. Falls back to the default language's keywords when none is known.
 *
 * Matching is whole-word: "quite good" and "nonstop" do not trigger on
 * "quit"/"stop". A keyword standing as its own word anywhere in the message
 * does trigger, including inside a longer phrase - "bus stop" ends the flow.
 * That is the deliberate trade: a mid-flow caller saying a bare cancellation
 * word means it, and stranding them in a flow is the worse failure.
 */
export declare function shouldExitFlow(message: string, language?: string, languageDir?: string): boolean;
/**
 * Get exit message for a specific language.
 * @deprecated Removed in 1.0.0. Use `getFlowPhrase(language, "cancelled", languageDir)`.
 */
export declare function getExitMessage(language: string, languageDir?: string): string;