// Component class
sampleForm: FormGroup = new FormGroup({
  animalia: new FormControl(),
});

<!-- Component template -->
<form [formGroup]="sampleForm">
  <talenra-form-field label="Size">
    <talenra-select formControlName="animalia">
      <talenra-option-group label="Insects">
        <talenra-option value="ant" label="Ant" />
        <talenra-option value="bee" label="Bee" />
      </talenra-option-group>
      <talenra-option-group label="Mammals">
        <talenra-option value="cat" label="Cat" />
        <talenra-option value="cow" label="Cow" />
        <talenra-option value="dog" label="Dog" />
      </talenra-option-group>
    </talenra-select>
  </talenra-form-field>
</form>

import { OptionGroupComponent } from '@talenra/components/select';