public function testMerge()
{
$formErrorSequenceA = new FormErrorSequence(new FormError('foo', ''));
$formErrorSequenceB = new FormErrorSequence(new FormError('bar', ''));
$formErrorSequenceC = $formErrorSequenceA->merge($formErrorSequenceB);
$this->assertNotSame($formErrorSequenceA, $formErrorSequenceC);
$this->assertNotSame($formErrorSequenceB, $formErrorSequenceC);
$this->assertCount(2, $formErrorSequenceC);
}
public function __invoke(FormErrorSequence $errors, array $htmlAttributes = []) : string
{
if ($errors->isEmpty()) {
return '';
}
$errorFormatter = $this->errorFormatter;
$document = new DOMDocument('1.0', 'utf-8');
$list = $document->createElement('ul');
$document->appendChild($list);
$this->addAttributes($list, $htmlAttributes);
foreach ($errors as $error) {
/* @var $error FormError */
$list->appendChild($document->createElement('li', htmlspecialchars($errorFormatter($error->getMessage(), $error->getArguments()))));
}
return $document->saveHTML($list);
}
public function getField(string $key) : Field
{
return new Field($key, $this->data->getValue($key, ''), $this->errors->collect($key), $this->data);
}
public function hasErrors() : bool
{
return !$this->errors->isEmpty();
}