Struct PatternLF 

pub struct PatternLF { /* private fields */ }

Regex-based labeling function for text.

Implementations

impl PatternLF

pub fn new( name: impl Into<String>, pattern: impl Into<String>, label: LabelVote, ) -> Self

Create a new pattern labeling function (simple substring match).

Trait Implementations

impl Debug for PatternLF

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

Formats the value using the given formatter.

impl LabelingFunction<String> for PatternLF

fn name(&self) -> &str

Name of this labeling function (for debugging/metrics).

fn apply(&self, sample: &String) -> LabelVote

Apply the labeling function to a sample.

fn weight(&self) -> f32

Optional weight for this LF in aggregation (default 1.0).