/**
* Construct enum data type.
*
* @param string|string[] $valuesOrClass
* Either an enum class or a list of
* enum values.
* @param string $null
* Is nullable.
* @param string $default
* Default value.
* @throws InvalidEnumException If default values is not part of enum.
*/
protected function __construct($valuesOrClass, $null = false, $default = null)
{
parent::__construct(DataType::ENUM, $null, $default);
if (is_array($valuesOrClass)) {
$this->values = $valuesOrClass;
} else {
$this->class = $valuesOrClass;
$this->values = Enum::getValues($this->class);
}
if (isset($default) and !in_array($default, $this->values)) {
throw new InvalidEnumException('Default value must be part of enum');
}
}
/**
* Create data type from a placeholder.
* @param string $placeholder Placeholder string.
* @return DataType Type object.
*/
public static function fromPlaceholder($placeholder)
{
switch (strtolower($placeholder)) {
case 'i':
case 'int':
case 'integer':
return self::integer(self::BIG);
case 'f':
case 'float':
return self::float();
case 's':
case 'str':
case 'string':
return self::string(255);
case 't':
case 'text':
return self::text();
case 'b':
case 'bool':
case 'boolean':
return self::boolean();
case 'date':
return self::date();
case 'd':
case 'datetime':
return self::dateTime();
case 'n':
case 'bin':
case 'binary':
return self::binary();
case 'a':
case 'o':
case 'array':
case 'object':
return self::binary();
}
if (Enum::classExists($placeholder)) {
return self::enum($placeholder);
}
throw new InvalidDataTypeException(tr('Invalid data type placeholder: %1', '%' . $placeholder));
}