/**
 * Translates English to Pig Latin.
 */
declare class PigLatin {
    /** Words which should be excluded from translation. Case-sensitive. */
    readonly exclusions: string[];

    /**
     * Translates an English string, containing an arbitrary amount of text, to Pig Latin.
     * Punctuation and whitespace are preserved, including blank lines.
     *
     * @param english The English string to translate.
     */
    translate(english: string): string;

    /**
     * Translates a single fragment (word or separator) to Pig Latin.
     * @param fragment The word to translate or ignore, or separator to ignore.
     */
    private _translateOne;

    /**
     * Splits a string into an array of fragments, i.e. alternating words and separators.
     * @param str The string to split.
     */
    private _split;

    /**
     * Gets the index of the first vowel in the given word, or -1 if it contains no vowels.
     * @param word The word in which to find a vowel.
     */
    private _indexOfFirstVowel;
}

export default PigLatin;