public function testMapStrict()
{
# Validation functions
$vfs = ['a' => function ($in) {
return $in . 'a';
}, 'b' => function ($in) {
return $in . 'b';
}];
$_ = map($vfs);
$this->assertEquals(['a' => 'aa', 'b' => 'bb', 'c' => 'c'], $_(['a' => 'a', 'b' => 'b', 'c' => 'c']));
$_ = map_($vfs);
$this->assertEquals(['a' => 'aa', 'b' => 'bb', 'c' => 'c'], $_(['a' => 'a', 'b' => 'b', 'c' => 'c']));
try {
$_ = mapS($vfs);
$this->assertEquals(['a' => 'aa', 'b' => 'bb', 'c' => 'c'], $_(['a' => 'a', 'b' => 'b', 'c' => 'c']));
} catch (ValidationException $e) {
$this->assertEquals('the following fields lack validation rules: c', $e->getMessage());
}
try {
$_ = map_S($vfs);
$this->assertEquals(['a' => 'aa', 'b' => 'bb', 'c' => 'c'], $_(['a' => 'a', 'b' => 'b', 'c' => 'c']));
} catch (ValidationException $e) {
$this->assertEquals('the following fields lack validation rules: c', $e->getMessage());
}
}
/**
* Combine a map of validation functions into a map validator
*
* Fields with no rules count as validation errors.
* Throw exception immediately at the first problem.
*/
function map_S($callables)
{
return seq_([function ($data) use($callables) {
$diff = array_diff(array_keys($data), array_keys($callables));
if (count($diff) > 0) {
throw new IncompleteValidationException("the following fields lack validation rules: " . implode(',', $diff));
}
return $data;
}, map_($callables)]);
}
