use udgraph::graph::Sentence;
#[allow(clippy::len_without_is_empty)]
pub trait DependencyGraph {
fn dependents<'a>(&'a self, idx: usize) -> Box<dyn Iterator<Item = (usize, String)> + 'a>;
fn token(&self, idx: usize) -> &dyn Token;
fn token_mut(&mut self, idx: usize) -> &mut dyn TokenMut;
fn len(&self) -> usize;
}
impl DependencyGraph for Sentence {
fn dependents<'a>(&'a self, idx: usize) -> Box<dyn Iterator<Item = (usize, String)> + 'a> {
Box::new(self.dep_graph().dependents(idx).map(|triple| {
(
triple.dependent(),
triple
.relation()
.expect("Edge without a dependency relation")
.to_owned(),
)
}))
}
fn token(&self, idx: usize) -> &dyn Token {
self[idx]
.token()
.expect("The root node was used as a token")
}
fn token_mut(&mut self, idx: usize) -> &mut dyn TokenMut {
self[idx]
.token_mut()
.expect("The root node was used as a token")
}
fn len(&self) -> usize {
self.len()
}
}
pub trait TokenMut: Token {
fn set_lemma(&mut self, lemma: Option<String>);
}
pub trait Token {
fn form(&self) -> &str;
fn lemma(&self) -> &str;
fn upos(&self) -> &str;
fn xpos(&self) -> &str;
}
impl Token for udgraph::token::Token {
fn form(&self) -> &str {
self.form()
}
fn lemma(&self) -> &str {
self.lemma().unwrap_or("_")
}
fn upos(&self) -> &str {
self.upos().unwrap()
}
fn xpos(&self) -> &str {
self.xpos().unwrap()
}
}
impl TokenMut for udgraph::token::Token {
fn set_lemma(&mut self, lemma: Option<String>) {
self.set_lemma(lemma);
}
}
pub trait Transform: Sync {
fn transform(&self, graph: &dyn DependencyGraph, node: usize) -> String;
}
pub struct Transforms(pub Vec<Box<dyn Transform>>);
impl Transforms {
pub fn transform(&self, graph: &mut dyn DependencyGraph) {
for t in &self.0 {
for idx in 1..graph.len() {
let lemma = t.as_ref().transform(graph, idx);
graph.token_mut(idx).set_lemma(Some(lemma));
}
}
}
}
pub mod delemmatization;
pub mod lemmatization;
pub mod misc;
mod named_entity;
mod svp;
#[cfg(test)]
pub(crate) mod test_helpers;