/**
* Check if the constraint is met.
*
* @param mixed $value
* @param array $context
*
* @return mixed
*/
public function check($value, array $context = [])
{
if (is_string($value) || $value instanceof Rope) {
$lower = Rope::of($value)->toLower();
return $lower->equals(Rope::of('true')) || $lower->equals(Rope::of('false'));
} elseif (is_int($value)) {
return $value === 0 || $value === 1;
} elseif (is_float($value)) {
return $value === 0.0 || $value === 1.0;
}
return is_bool($value);
}
/**
* Says hello.
*
* @return Rope
*/
public function sayHello()
{
return Rope::of('hello there');
}
public function testUpperWords()
{
$this->assertEqualsMatrix([['Omg Words', Rope::of('omg words')->upperWords()->toString()], ['Lower 今日は', Rope::of('Lower 今日は')->upperWords()->toString()]]);
}
/**
* Attempt to cast a value into a bool.
*
* @param mixed $mixed
*
* @return bool
* @throws CoreException
*/
public static function castToBool($mixed)
{
if (is_string($mixed) || $mixed instanceof Rope) {
$lower = Rope::of($mixed)->toLower();
if ($lower->equals(Rope::of('true'))) {
return true;
} elseif ($lower->equals(Rope::of('false'))) {
return false;
}
throw new CoreException('Unable to cast into a bool.');
} elseif (is_int($mixed)) {
if ($mixed === 1) {
return true;
} elseif ($mixed === 0) {
return false;
}
throw new CoreException('Unable to cast into a bool.');
} elseif (is_float($mixed)) {
if ($mixed === 1.0) {
return true;
} elseif ($mixed === 0.0) {
return false;
}
throw new CoreException('Unable to cast into a bool.');
} elseif (is_bool($mixed)) {
return $mixed;
}
throw new CoreException('Unable to cast into a bool.');
}
public function testCheck()
{
$instance = new ClassTypeConstraint(Rope::class);
$this->assertEqualsMatrix([[false, $instance->check(null)], [false, $instance->check('hello world')], [false, $instance->check('hello world' . null)], [false, $instance->check(27645)], [false, $instance->check(276.564)], [false, $instance->check(new stdClass())], [true, $instance->check(Rope::of('some random string'))]]);
}
/**
* Return whether or not the subject contains the inner string.
*
* @param string $subject
* @param string $inner
* @param null|string $encoding
*
* @return bool
*/
public static function contains($subject, $inner, $encoding = null)
{
return Rope::of($subject, $encoding)->contains($inner);
}