export declare const CASES: {
    readonly snake: {
        /** Checks if a string is in snake_case format (only lowercase alphabetic characters). */
        readonly alphabetic: RegExp;
        /** Checks if a string is in snake_case format (alphanumeric characters). */
        readonly alphanumeric: RegExp;
        /** Checks if a string is in SCREAMING_SNAKE_CASE format (only uppercase alphabetic characters). */
        readonly screamingAlphabetic: RegExp;
        /** Checks if a string is in SCREAMING_SNAKE_CASE format (alphanumeric characters). */
        readonly screamingAlphaNumeric: RegExp;
    };
    readonly title: {
        /**
         * Title Case with alphabetic characters, words separated by space or hyphen
         */
        readonly alphabetic: RegExp;
        /**
         * Title Case with alphanumeric characters, words separated by space or hyphen
         */
        readonly alphanumeric: RegExp;
    };
    /**
     * Pattern to match PascalCase strings
     */
    readonly pascal: {
        /** Checks if a string is in PascalCase format (only alphabetic characters). */
        readonly alphabetic: RegExp;
        /** Checks if a string is in PascalCase format (alphanumeric characters). */
        readonly alphanumeric: RegExp;
    };
    /**
     * Pattern to match camelCase strings
     */
    readonly camel: {
        /** Checks if a string is in camelCase format (only alphabetic characters). */
        readonly alphabetic: RegExp;
        /** Checks if a string is in camelCase format (alphanumeric characters). */
        readonly alphanumeric: RegExp;
    };
    /**
     * Pattern to match kebab-case strings
     */
    readonly kebab: {
        /**
         * Checks if a string is in kebab-case format (only lowercase alphabetic characters).
         */
        readonly alphabetic: RegExp;
        /**
         * Checks if a string is in kebab-case format (alphanumeric characters).
         */
        readonly alphanumeric: RegExp;
    };
};
export declare const SEMVER: RegExp;
export declare const PUNC: RegExp;
export declare const WS: RegExp;
export declare const CAPITALIZED: RegExp;