DQueryAttributes

Alias This

Members

Aliases

attributes

alias attributes = Attributes

Returns a tuple of attributes in the query.

empty

alias empty = Alias!(length == 0)

Returns true if the list of attributes is empty.

length

alias length = Alias!(Attributes.length)

Returns the number of attributes in the query.

type

alias type = QueryType

Returns the type being queried.

unique

alias unique = Alias!(DQueryAttributes!(QueryType, NoDuplicates!Attributes)())

Returns a transformed list of attributes with all duplicateds removed.

Properties

anyOf

auto anyOf [@property getter]

Returns a subset of the list of attributes which match at least one of the given types.

first

auto first [@property getter]

Returns the first attribute in the query.

firstOr

auto firstOr [@property getter]

Returns the first attribute in the query, or a fallback if empty.

hasAllOf

auto hasAllOf [@property getter]

Returns true if all of the given attributes are present.

hasAnyOf

auto hasAnyOf [@property getter]

Returns true if any of the given attributes are present.

hasNoneOf

auto hasNoneOf [@property getter]

Returns true if none of the given attributes are present.

noneOf

auto noneOf [@property getter]

Property that returns a subset of the list of attributes which match none of the given types.

opCall

auto opCall [@property getter]

Returns an uninitialized value of the query's type.

parent

auto parent [@property getter]

Returns a query for the type that produced this attribute query.

Templates

ensure

template ensure(string Attr : "length")

Provides query validation functions tied to length.

• DQueryAttributes

• filter