Angular Material imports

AgMaterialModule.ts

import { NgModule } from '@angular/core';
import {
  MatAutocompleteModule,
  MatButtonModule,
  MatButtonToggleModule,
  MatCardModule,
  MatCheckboxModule,
  MatDatepickerModule,
  MatDialogModule,
  MatExpansionModule,
  MatFormFieldModule,
  MatGridListModule,
  MatChipsModule,
  MatIconModule,
  MatInputModule,
  MatListModule,
  MatMenuModule,
  MatPaginatorModule,
  MatProgressBarModule,
  MatProgressSpinnerModule,
  MatRadioModule,
  MatSelectModule,
  MatSidenavModule,
  MatSliderModule,
  MatSlideToggleModule,
  MatSnackBarModule,
  MatSortModule,
  MatTableModule,
  MatTabsModule,
  MatToolbarModule,
  MatTooltipModule,
  MatStepperModule,
} from '@angular/material';
import { MatNativeDateModule, MatRippleModule } from '@angular/material';
import { CdkTableModule } from '@angular/cdk/table';
import { CdkAccordionModule } from '@angular/cdk/accordion';
import { A11yModule } from '@angular/cdk/a11y';
import { BidiModule } from '@angular/cdk/bidi';
import { OverlayModule } from '@angular/cdk/overlay';
import { PlatformModule } from '@angular/cdk/platform';
import { ObserversModule } from '@angular/cdk/observers';
import { PortalModule } from '@angular/cdk/portal';

/**
 * NgModule that includes all Material modules.
*/
@NgModule({
  exports: [
    MatAutocompleteModule,
    MatButtonModule,
    MatButtonToggleModule,
    MatCardModule,
    MatCheckboxModule,
    MatChipsModule,
    MatTableModule,
    MatDatepickerModule,
    MatDialogModule,
    MatExpansionModule,
    MatFormFieldModule,
    MatGridListModule,
    MatIconModule,
    MatInputModule,
    MatListModule,
    MatMenuModule,
    MatPaginatorModule,
    MatProgressBarModule,
    MatProgressSpinnerModule,
    MatRadioModule,
    MatRippleModule,
    MatSelectModule,
    MatSidenavModule,
    MatSlideToggleModule,
    MatSliderModule,
    MatSnackBarModule,
    MatSortModule,
    MatStepperModule,
    MatTabsModule,
    MatToolbarModule,
    MatTooltipModule,
    MatNativeDateModule,
    CdkTableModule,
    A11yModule,
    BidiModule,
    CdkAccordionModule,
    ObserversModule,
    OverlayModule,
    PlatformModule,
    PortalModule,
  ]
})
export class AgMaterialModule { }