Trait Transformer 

pub trait Transformer:
    Send
    + Sync
    + DynClone {
    type Input: Chunk;
    type Output: Chunk;

    // Required method
    fn transform_node<'life0, 'async_trait>(
        &'life0 self,
        node: Node<Self::Input>,
    ) -> Pin<Box<dyn Future<Output = Result<Node<Self::Output>>> + Send + 'async_trait>>
       where Self: 'async_trait,
             'life0: 'async_trait;

    // Provided methods
    fn concurrency(&self) -> Option<usize> { ... }
    fn name(&self) -> &'static str { ... }
}

Transforms single nodes into single nodes

Required Associated Types

type Input: Chunk

type Output: Chunk

Required Methods

fn transform_node<'life0, 'async_trait>( &'life0 self, node: Node<Self::Input>, ) -> Pin<Box<dyn Future<Output = Result<Node<Self::Output>>> + Send + 'async_trait>>

where Self: 'async_trait, 'life0: 'async_trait,

Provided Methods

fn concurrency(&self) -> Option<usize>

Overrides the default concurrency of the pipeline

fn name(&self) -> &'static str

Trait Implementations

impl<I: Chunk, O: Chunk> Transformer for &dyn Transformer<Input = I, Output = O>

type Input = I

type Output = O

fn transform_node<'life0, 'async_trait>( &'life0 self, node: Node<Self::Input>, ) -> Pin<Box<dyn Future<Output = Result<Node<Self::Output>>> + Send + 'async_trait>>

where Self: 'async_trait, 'life0: 'async_trait,

fn concurrency(&self) -> Option<usize>

Overrides the default concurrency of the pipeline

fn name(&self) -> &'static str

impl<I: Chunk, O: Chunk> Transformer for Box<dyn Transformer<Input = I, Output = O>>

type Input = I

type Output = O

fn transform_node<'life0, 'async_trait>( &'life0 self, node: Node<Self::Input>, ) -> Pin<Box<dyn Future<Output = Result<Node<Self::Output>>> + Send + 'async_trait>>

where Self: 'async_trait, 'life0: 'async_trait,

fn concurrency(&self) -> Option<usize>

Overrides the default concurrency of the pipeline

fn name(&self) -> &'static str

impl<I, O> WithIndexingDefaults for Box<dyn Transformer<Input = I, Output = O>>

fn with_indexing_defaults(&mut self, indexing_defaults: IndexingDefaults)

impl<I, O> WithIndexingDefaults for dyn Transformer<Input = I, Output = O>

fn with_indexing_defaults(&mut self, _indexing_defaults: IndexingDefaults)

Implementations on Foreign Types

impl<I: Chunk, O: Chunk> Transformer for Box<dyn Transformer<Input = I, Output = O>>

type Input = I

type Output = O

fn transform_node<'life0, 'async_trait>( &'life0 self, node: Node<Self::Input>, ) -> Pin<Box<dyn Future<Output = Result<Node<Self::Output>>> + Send + 'async_trait>>

where Self: 'async_trait, 'life0: 'async_trait,

fn concurrency(&self) -> Option<usize>

fn name(&self) -> &'static str

Implementors

impl Transformer for MockTransformer

type Input = String

type Output = String

impl<F> Transformer for F

where F: Fn(Node<String>) -> Result<Node<String>> + Send + Sync + Clone,

Use a closure as a transformer

type Input = String

type Output = String

impl<I: Chunk, O: Chunk> Transformer for &dyn Transformer<Input = I, Output = O>

type Input = I

type Output = O

impl<I: Chunk, O: Chunk> Transformer for Arc<dyn Transformer<Input = I, Output = O>>

type Input = I

type Output = O