ExtractConfig

langextract_rust

Struct ExtractConfig

pub struct ExtractConfig {Show 18 fields
    pub model_id: String,
    pub api_key: Option<String>,
    pub format_type: FormatType,
    pub max_char_buffer: usize,
    pub temperature: f32,
    pub fence_output: Option<bool>,
    pub use_schema_constraints: bool,
    pub batch_length: usize,
    pub max_workers: usize,
    pub additional_context: Option<String>,
    pub resolver_params: HashMap<String, Value>,
    pub language_model_params: HashMap<String, Value>,
    pub debug: bool,
    pub model_url: Option<String>,
    pub extraction_passes: usize,
    pub enable_multipass: bool,
    pub multipass_min_extractions: usize,
    pub multipass_quality_threshold: f32,
}

Expand description

Configuration for the extract function

Fields§

§model_id: String

The model ID to use (e.g., “gemini-2.5-flash”, “gpt-4o”)

§api_key: Option<String>

API key for the language model service

§format_type: FormatType

Output format type

§max_char_buffer: usize

Maximum characters per chunk for processing

§temperature: f32

Sampling temperature (0.0 to 1.0)

§fence_output: Option<bool>

Whether to wrap output in code fences

§use_schema_constraints: bool

Whether to use schema constraints

§batch_length: usize

Batch size for processing chunks

§max_workers: usize

Maximum number of concurrent workers

§additional_context: Option<String>

Additional context for the prompt

§resolver_params: HashMap<String, Value>

Custom resolver parameters

§language_model_params: HashMap<String, Value>

Custom language model parameters

§debug: bool

Enable debug mode

§model_url: Option<String>

Custom model URL for self-hosted models

§extraction_passes: usize

Number of extraction passes to improve recall

§enable_multipass: bool

Enable multi-pass extraction for improved recall

§multipass_min_extractions: usize

Minimum extractions per chunk to avoid re-processing

§multipass_quality_threshold: f32

Quality threshold for keeping extractions (0.0 to 1.0)

Trait Implementations§

impl Clone for ExtractConfig

fn clone(&self) -> ExtractConfig

Returns a duplicate of the value. Read more

1.0.0 · Source§

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source. Read more

impl Debug for ExtractConfig

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

Formats the value using the given formatter. Read more

impl Default for ExtractConfig

fn default() -> Self

Returns the “default value” for a type. Read more

Auto Trait Implementations§

impl Freeze for ExtractConfig

impl RefUnwindSafe for ExtractConfig

impl Send for ExtractConfig

impl Sync for ExtractConfig

impl Unpin for ExtractConfig

impl UnwindSafe for ExtractConfig

Blanket Implementations§

impl<T> Any for T
where T: 'static + ?Sized,

fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more

impl<T> Borrow<T> for T
where T: ?Sized,

fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more

impl<T> BorrowMut<T> for T
where T: ?Sized,

fn borrow_mut(&mut self) -> &mut T

Mutably borrows from an owned value. Read more

impl<T> CloneToUninit for T
where T: Clone,

unsafe fn clone_to_uninit(&self, dest: *mut u8)

🔬This is a nightly-only experimental API. (clone_to_uninit)

Performs copy-assignment from self to dest. Read more

impl<T> From<T> for T

fn from(t: T) -> T

Returns the argument unchanged.

impl<T> Instrument for T

fn instrument(self, span: Span) -> Instrumented<Self>

Instruments this type with the provided Span, returning an Instrumented wrapper. Read more

fn in_current_span(self) -> Instrumented<Self>

Instruments this type with the current Span, returning an Instrumented wrapper. Read more

impl<T, U> Into<U> for T
where U: From<T>,

fn into(self) -> U

Calls U::from(self).

That is, this conversion is whatever the implementation of From<T> for U chooses to do.

impl<T> PolicyExt for T
where T: ?Sized,

fn and<P, B, E>(self, other: P) -> And<T, P>
where T: Policy<B, E>, P: Policy<B, E>,

Create a new Policy that returns Action::Follow only if self and other return Action::Follow. Read more

fn or<P, B, E>(self, other: P) -> Or<T, P>
where T: Policy<B, E>, P: Policy<B, E>,

Create a new Policy that returns Action::Follow if either self or other returns Action::Follow. Read more

impl<T> ToOwned for T
where T: Clone,

type Owned = T

The resulting type after obtaining ownership.

fn to_owned(&self) -> T

Creates owned data from borrowed data, usually by cloning. Read more

fn clone_into(&self, target: &mut T)

Uses borrowed data to replace owned data, usually by cloning. Read more

impl<T, U> TryFrom<U> for T
where U: Into<T>,

type Error = Infallible

The type returned in the event of a conversion error.

fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>

Performs the conversion.

impl<T, U> TryInto<U> for T
where U: TryFrom<T>,

type Error = <U as TryFrom<T>>::Error

The type returned in the event of a conversion error.

fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

Performs the conversion.

impl<T, U> TryInto<U> for T
where U: TryFrom<T>,

type Error = <U as TryFrom<T>>::Error

The type returned in the event of a conversion error.

fn try_into<'async_trait>( self, ) -> Pin<Box<dyn Future<Output = Result<U, <U as TryFrom<T>>::Error>> + 'async_trait>>
where T: 'async_trait,

Performs the conversion.

impl<V, T> VZip<V> for T
where V: MultiLane<T>,

fn vzip(self) -> V

impl<T> WithSubscriber for T

fn with_subscriber<S>(self, subscriber: S) -> WithDispatch<Self>
where S: Into<Dispatch>,

Attaches the provided Subscriber to this type, returning a WithDispatch wrapper. Read more

fn with_current_subscriber(self) -> WithDispatch<Self>

Attaches the current default Subscriber to this type, returning a WithDispatch wrapper. Read more

impl<T> ErasedDestructor for T
where T: 'static,