license /**
 * Defines the shape of the adapter expected by the foundation.
 * Implement this adapter for your framework of choice to delegate updates to
 * the component in your framework of choice. See architecture documentation
 * for more details.
 * https://github.com/material-components/material-components-web/blob/master/docs/code/architecture.md
 */ export interface MDCSelectHelperTextAdapter { /**
     * Adds a class to the helper text element.
     */ addClass ( className ) : void ; /**
     * Removes a class from the helper text element.
     */ removeClass ( className ) : void ; /**
     * Returns whether or not the helper text element contains the given class.
     */ hasClass ( className ) : boolean ; /**
     * Sets an attribute with a given value on the helper text element.
     */ setAttr ( attr , value ) : void ; /**
     * Removes an attribute from the helper text element.
     */ removeAttr ( attr ) : void ; /**
     * Gets an attribute from the helper text element.
     */ getAttr ( attr ) : string | null ; /**
     * Sets the text content for the helper text element.
     */ setContent ( content ) : void ; }