declare namespace Cypress {
    interface Chainable<Subject> {
        inputText(attr: string, str: string): Chainable<any>;
        inputTextArea(index: number, text: string): Chainable<any>;
        inputDecimal(index: number, value: number): Chainable<any>;
        clearAndTypeByPlaceholder(textToType: string): Chainable<JQuery<HTMLElement>>;
    }
}