function TestSettingsValidationBlock::blockValidate

Overrides BlockPluginTrait::blockValidate

File

core/modules/block/tests/modules/block_test/src/Plugin/Block/TestSettingsValidationBlock.php, line 29

Class

TestSettingsValidationBlock

Provides a test settings validation block.

Namespace

Code

public function blockValidate($form, FormStateInterface $form_state) {
  if (!ctype_digit($form_state->getValue('digits'))) {
    $form_state->setErrorByName('digits', $this->t('Only digits are allowed'));
  }
}