/**
* @dataProvider provideFilterIndexed
*/
public function testFilter($coll)
{
$calls = array();
$result = f\filter_indexed(function ($v) use(&$calls) {
$calls[] = func_get_args();
return is_int($v);
}, $coll);
$this->assertSame(array(0 => 10, 2 => 30), $result);
$this->assertSame(array(array(10, 0), array('20', 1), array(30, 2)), $calls);
}
/**
* f\validate_coll($coll, $paramRules)
*
* Returns the validation errors when validating coll with param rules.
*
* // validating existence
* f\validate_coll(array(), array('a' => f\required(), 'b' => f\optional()));
* => array('a' => 'required')
*
* // multiple errors
* f\validate_coll(array(), array('a' => f\required(), 'b' => f\required()));
* => array('a' => 'required', 'b' => 'required')
*
* // validator fn
* f\validate_coll(array('a' => 1.0), array('a' => f\required('v' => 'is_int')));
* => array('a' => 'invalid')
*
* // without errors
* f\validate_coll(array('a' => 1), array('a' => f\required('v' => 'is_int')));
* => array()
*/
function validate_coll($coll, $paramRules)
{
$validate = function ($paramRule, $key) use($coll) {
if (f\not($paramRule instanceof param_rule)) {
throw new \InvalidArgumentException('Param rules must be created with felpado\\required and felpado\\optional.');
}
if (f\contains($coll, $key)) {
if ($paramRule->getValidator()) {
$value = f\get($coll, $key);
if (f\not(is_null($value) && $paramRule instanceof optional)) {
$isValid = f\validate($value, $paramRule->getValidator());
if (f\not($isValid)) {
return 'invalid';
}
}
}
} elseif ($paramRule instanceof required) {
return 'required';
}
return null;
};
return f\filter_indexed('felpado\\identity', f\map($validate, $paramRules));
}