Struct async_graphql::connection::Connection

pub struct Connection<C, T, EC = EmptyFields, EE = EmptyFields> { /* fields omitted */ }

Connection type

Connection is the result of a query for connection::query.

Implementations

impl<C, T, EE> Connection<C, T, EmptyFields, EE>

pub fn new(has_previous_page: bool, has_next_page: bool) -> Self

Create a new connection.

impl<C, T, EC, EE> Connection<C, T, EC, EE>

pub fn with_additional_fields(
    has_previous_page: bool,
    has_next_page: bool,
    additional_fields: EC
) -> Self

Create a new connection, it can have some additional fields.

impl<C, T, EC, EE> Connection<C, T, EC, EE>

pub fn map<T2, EE2, F>(self, f: F) -> Connection<C, T2, EC, EE2> where
    F: FnMut(Edge<C, T, EE>) -> Edge<C, T2, EE2>, 

Convert the edge type and return a new Connection.

pub fn map_node<T2, F>(self, f: F) -> Connection<C, T2, EC, EE> where
    F: FnMut(T) -> T2, 

Convert the node type and return a new Connection.

pub fn append<I>(&mut self, iter: I) where
    I: IntoIterator<Item = Edge<C, T, EE>>, 

Append edges with IntoIterator<Item = Edge<C, T, EE>>

pub fn try_append<I>(&mut self, iter: I) -> FieldResult<()> where
    I: IntoIterator<Item = FieldResult<Edge<C, T, EE>>>, 

Append edges with IntoIterator<Item = Edge<C, T, EE>>

pub async fn append_stream<'_, S>(&'_ mut self, stream: S) where
    S: Stream<Item = Edge<C, T, EE>> + Unpin, 

Append edges with Stream<Item = FieldResult<Edge<C, T, EE>>>

pub async fn try_append_stream<'_, S>(
    &'_ mut self,
    stream: S
) -> FieldResult<()> where
    S: Stream<Item = FieldResult<Edge<C, T, EE>>> + Unpin, 

Append edges with Stream<Item = FieldResult<Edge<C, T, EE>>>

Trait Implementations

impl<C, T, EC, EE> Type for Connection<C, T, EC, EE> where
    C: CursorType,
    T: OutputValueType + Send + Sync,
    EC: ObjectType + Sync + Send,
    EE: ObjectType + Sync + Send, 

fn type_name() -> Cow<'static, str>

Type the name.

fn create_type_info(registry: &mut Registry) -> String

Create type information in the registry and return qualified typename.

fn qualified_type_name() -> String

Qualified typename.

fn introspection_type_name(&self) -> Cow<'static, str>

Introspection type name