Updates.

packages/rust/benches/parsing.rs

@@ -0,0 +1,87 @@
+//! Benchmarks for the Terrace Rust implementation.
+
+use criterion::{black_box, criterion_group, criterion_main, Criterion};
+use terrace::{TerraceDocument, StringReader};
+
+fn bench_simple_parsing(c: &mut Criterion) {
+    let content = r#"
+config
+ database
+  host localhost
+  port 5432
+  name mydb
+  ssl true
+ server
+  port 3000
+  host 0.0.0.0
+  ssl enabled
+  workers 4
+ logging
+  level info
+  file /var/log/app.log
+"#;
+
+    c.bench_function("parse_simple_config", |b| {
+        b.iter(|| {
+            let reader = StringReader::new(black_box(content));
+            let mut doc = TerraceDocument::with_reader(reader);
+            let mut count = 0;
+            while let Some(node) = pollster::block_on(doc.next()) {
+                count += 1;
+            }
+            black_box(count);
+        })
+    });
+}
+
+fn bench_large_document(c: &mut Criterion) {
+    let mut content = String::new();
+    for i in 0..1000 {
+        content.push_str(&format!("item{}\n value{}\n  nested{}\n", i, i, i));
+    }
+
+    c.bench_function("parse_large_document", |b| {
+        b.iter(|| {
+            let reader = StringReader::new(black_box(&content));
+            let mut doc = TerraceDocument::with_reader(reader);
+            let mut count = 0;
+            while let Some(node) = pollster::block_on(doc.next()) {
+                count += 1;
+            }
+            black_box(count);
+        })
+    });
+}
+
+fn bench_filtering(c: &mut Criterion) {
+    let content = r#"
+users
+ user alice active
+ user bob inactive
+ user charlie active
+ user david inactive
+ user eve active
+groups
+ group admins
+  member alice
+  member charlie
+ group users
+  member bob
+  member david
+  member eve
+"#;
+
+    c.bench_function("filter_active_users", |b| {
+        b.iter(|| {
+            let reader = StringReader::new(black_box(content));
+            let doc = TerraceDocument::with_reader(reader);
+            let active_users = pollster::block_on(doc.filter(|node| {
+                node.head() == "user" && node.tail().contains("active")
+            }));
+            black_box(active_users.len());
+        })
+    });
+}
+
+criterion_group!(benches, bench_simple_parsing, bench_large_document, bench_filtering);
+criterion_main!(benches);