Struct Callback 

pub struct Callback<F> { /* private fields */ }

Callback middleware for custom processing.

Wraps a closure for simple one-off transformations.

Implementations

impl<F> Callback<F>

where F: Fn(&mut MiddlewareContext, Vec<Entity>) -> Result<Vec<Entity>> + Send + Sync,

pub fn new(name: &'static str, func: F) -> Self

Create a new callback middleware.

Trait Implementations

impl<F> Debug for Callback<F>

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.

impl<F> Middleware for Callback<F>

where F: Fn(&mut MiddlewareContext, Vec<Entity>) -> Result<Vec<Entity>> + Send + Sync,

fn post_process( &self, ctx: &mut MiddlewareContext, entities: Vec<Entity>, ) -> Result<Vec<Entity>>

Postprocess entities after extraction.

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

Name of this middleware (for debugging/logging).

fn pre_process<'a>( &self, ctx: &mut MiddlewareContext, text: &'a str, ) -> Result<Cow<'a, str>>

Preprocess text before entity extraction.