license import { InjectionToken } from '@angular/core' ; /** InjectionToken that can be used to specify the global label options. */ export const MAT_LABEL_GLOBAL_OPTIONS = new InjectionToken < LabelOptions > ( 'mat-label-global-options' ) ; /** Type for the available floatLabel values. */ export type FloatLabelType = 'always' | 'never' | 'auto' ; /** Configurable options for floating labels. */ export interface LabelOptions { /**
     * Whether the label should float `always`, `never`, or `auto` (only when necessary).
     * Default behavior is assumed to be `auto`.
     */ float ? : FloatLabelType ; }