/**
 * Remove punctuation from a string. Optionally replace with a custom string.
 * @param str String to remove punctuation from
 * @param opt Object contains options for the function
 * @param opt.replacement String to replace punctuation with
 * @param opt.noTrim Do not trim the string before removing punctuation
 */
export declare const removePunctuation: (str?: string, opt?: {
    replacement?: string;
    noTrim?: boolean;
}) => string;
/**
 * Remove whitespace from a string. Optionally replace with a custom string.
 * @param str String to remove whitespace from
 * @param replacement String to replace whitespace with
 */
export declare const removeWhitespace: (str?: string, replacement?: string) => string;
/**
 * Remove non-word characters from the end of a string.
 * @param str String to remove non-word characters from
 */
export declare const trimNonWord: (str?: string) => string;
/**
 * Convert a string to camelCase.
 * @param str String to convert to camelCase
 * @param noTrim Do not trim the string before converting to camelCase
 */
export declare const camelCase: (str?: string, noTrim?: boolean) => string;
/**
 * Convert a string to PascalCase.
 * @param str String to convert to PascalCase
 * @param noTrim Do not trim the string before converting to PascalCase
 */
export declare const pascalCase: (str?: string, noTrim?: boolean) => string;
/**
 * Convert a string to Capital Case.
 * @param str String to convert to Capital Case
 * @param noTrim Do not trim the string before converting to Capitalcase
 */
export declare const capitalCase: (str?: string, noTrim?: boolean) => string;
/**
 * Convert a string to kebab-case.
 * @param str String to convert to kebab-case
 * @param noTrim Do not trim the string before converting to kebab-case
 */
export declare const kebabCase: (str?: string, noTrim?: boolean) => string;
/**
 * Convert a string to snake_case.
 * @param str String to convert to snake_case
 * @param noTrim Do not trim the string before converting to snake_case
 */
export declare const snakeCase: (str?: string, noTrim?: boolean) => string;