/**
 * Updates the textarea caret position depends on the action executed on that element.
 *
 * The following actions are supported:
 *  - 'home': Move the caret to the beginning of the current line;
 *  - 'end': Move the caret to the end of the current line.
 *
 * @param {'home'|'end'} actionName The action to perform that modifies the caret behavior.
 * @param {HTMLTextAreaElement} textareaElement The textarea element where the action is supposed to happen.
 */
export declare function updateCaretPosition(actionName: string, textareaElement: HTMLTextAreaElement | HTMLInputElement): void;