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DSL References
DSL stands for Domain Specific Language. In Flow, the DSL is a set of small functions that wrap object construction so pipelines read top-to-bottom. See the examples for usage in context.
TYPE
type_array
type_array() : ArrayTypetype_boolean() : BooleanTypetype_callable() : CallableType/**
* @template T of object
*
* @param null|class-string<T> $class
*
* @return ($class is null ? ClassStringType<class-string> : ClassStringType<class-string<T>>)
*/
type_class_string(?string $class) : ClassStringTypetype_date() : DateTypetype_datetime(DateTimeZone|string $zone) : DateTimeTypetype_empty_array() : EmptyArrayType/**
* @template T of UnitEnum
*
* @param class-string<T> $class
*
* @return EnumType<T>
*/
type_enum(string $class) : EnumTypetype_float() : FloatTypetype_html() : HTMLTypetype_html_element() : HTMLElementType/**
* @template T of object
*
* @param class-string<T> $class
*
* @return InstanceOfType<T>
*/
type_instance_of(string $class) : InstanceOfTypetype_integer() : IntegerType/**
* @template T
*
* @param Type<T> $first
* @param Type<T> $second
* @param Type<T> ...$types
*
* @return IntersectionType<T, T>
*/
type_intersection(Type $first, Type $second, Type $types) : IntersectionTypetype_json() : JsonType/**
* @template T
*
* @param Type<T> $element
*
* @return ListType<T>
*/
type_list(Type $element) : ListType/**
* @template T of bool|float|int|string
*
* @param T $value
*
* @return LiteralType<T>
*/
type_literal(string|int|float|bool $value) : LiteralType/**
* @template TKey of array-key
* @template TValue
*
* @param Type<TKey> $key_type
* @param Type<TValue> $value_type
*
* @return MapType<TKey, TValue>
*/
type_map(Type $key_type, Type $value_type) : MapTypetype_mixed() : MixedTypetype_non_empty_string() : NonEmptyStringTypetype_null() : NullTypetype_numeric_string() : NumericStringTypetype_object() : ObjectType/**
* @template T
*
* @param Type<T> $type
*
* @return OptionalType<T>
*/
type_optional(Type $type) : OptionalTypetype_positive_integer() : PositiveIntegerTypetype_resource() : ResourceTypetype_scalar() : ScalarTypetype_string() : StringType/**
* @template T
*
* @param array<array-key, StructureElement<T, bool>|Type<T>> $elements
*
* @return StructureType<array<array-key, T>>
*/
type_structure(array $elements) : StructureTypetype_time() : TimeTypetype_time_zone() : TimeZoneType/**
* @template T
*
* @param Type<T> $first
* @param Type<T> $second
* @param Type<T> ...$types
*
* @return UnionType<T, T>
*/
type_union(Type $first, Type $second, Type $types) : UnionTypetype_uuid() : UuidTypetype_xml() : XMLTypetype_xml_element() : XMLElementTypeHELPER
dom_element_to_string(DOMElement $element, bool $format_output, bool $preserver_white_space) : string|false/**
* @return Type<mixed>
*/
get_type(?mixed $value) : Type/**
* @template T
* @template TOptional of bool
*
* @param Type<T> $type
* @param TOptional $optional
*
* @return StructureElement<T, TOptional>
*/
structure_element(string|int $name, Type $type, bool $optional) : StructureElement/**
* @template T
*
* @param Type<T> ...$types
*
* @return Types<T>
*/
types(Type $types) : Types/**
* Strip exactly one level of nullability, whichever of the two spellings carries it
* (OptionalType, or a UnionType containing NullType). Total: a NOT NULL type is returned unchanged.
*
* @template T
*
* @param Type<T> $type
*
* @return Type<mixed>
*/
type_bare(Type $type) : Type/**
* @param Type<mixed> $left
* @param Type<mixed> $right
*/
type_equals(Type $left, Type $right) : bool/**
* @param array<string, mixed> $data
*
* @return Type<mixed>
*/
type_from_array(array $data) : Type/**
* @template T
*
* @param Type<T> $type
* @param class-string<Type<mixed>> $typeClass
*/
type_is(Type $type, string $typeClass) : bool/**
* @template T
*
* @param Type<T> $type
* @param class-string<Type<mixed>> $typeClass
* @param class-string<Type<mixed>> ...$typeClasses
*/
type_is_any(Type $type, string $typeClass, string $typeClasses) : bool/**
* @template T
*
* @param Type<T> $type
*/
type_is_nullable(Type $type) : bool
