Owned items, static values

crates/pile-dataset/src/extract/epub/mod.rs

@@ -12,13 +12,13 @@ use crate::{
 	extract::{MapExtractor, ObjectExtractor},
 };
 
-pub struct EpubExtractor<'a> {
-	inner: MapExtractor<'a>,
+pub struct EpubExtractor {
+	inner: MapExtractor,
 }
 
-impl<'a> EpubExtractor<'a> {
+impl EpubExtractor {
 	#[expect(clippy::unwrap_used)]
-	pub fn new(item: &'a Item) -> Self {
+	pub fn new(item: &Item) -> Self {
 		let inner = MapExtractor {
 			inner: HashMap::from([
 				(
@@ -37,19 +37,8 @@ impl<'a> EpubExtractor<'a> {
 }
 
 #[async_trait::async_trait]
-impl ObjectExtractor for EpubExtractor<'_> {
-	async fn field<'a>(
-		&'a self,
-		name: &pile_config::Label,
-	) -> Result<Option<&'a PileValue<'a>>, std::io::Error> {
-		#[expect(clippy::unwrap_used)]
-		if name.as_str() == "text" {
-			match self.inner.inner.get(name).unwrap() {
-				PileValue::ObjectExtractor(x) => return x.field(name).await,
-				_ => unreachable!(),
-			};
-		}
-
+impl ObjectExtractor for EpubExtractor {
+	async fn field(&self, name: &pile_config::Label) -> Result<Option<PileValue>, std::io::Error> {
 		self.inner.field(name).await
 	}