export interface PhraseFound {
    phraseFound: true;
    phraseIndicates: 'fail' | 'pass';
    phraseInSubject: string;
    subject: string;
}
export interface PhraseNotFound {
    phraseFound: false;
    subject: string;
}
export type PhraseFoundResult = PhraseFound | PhraseNotFound;
export declare function containsTerminatingPhrases(subject: string, phrases: {
    fail: string[];
    pass: string[];
}): PhraseFoundResult;