1 files changed, 40 insertions, 0 deletions
diff --git a/third_party/rust/jsparagus-parser/benches/parser.rs b/third_party/rust/jsparagus-parser/benches/parser.rs
new file mode 100644
index 0000000000..9479a2dbcf
--- /dev/null
+++ b/third_party/rust/jsparagus-parser/benches/parser.rs
@@ -0,0 +1,40 @@
+use criterion::criterion_group;
+use criterion::criterion_main;
+use criterion::Criterion;
+use std::cell::RefCell;
+use std::collections::HashMap;
+use std::rc::Rc;
+
+use bumpalo::Bump;
+use jsparagus_ast::source_atom_set::SourceAtomSet;
+use jsparagus_ast::source_slice_list::SourceSliceList;
+use jsparagus_parser::{parse_script, ParseOptions};
+
+fn parser_bench(c: &mut Criterion) {
+    let tests = &["simple", "__finStreamer-proto"];
+    let mut programs = HashMap::new();
+
+    programs.insert("simple", include_str!("./simple.js"));
+    programs.insert(
+        "__finStreamer-proto",
+        include_str!("./__finStreamer-proto.js"),
+    );
+
+    c.bench_function_over_inputs(
+        "parser_bench",
+        move |b, &name| {
+            let program = &programs[name];
+            b.iter(|| {
+                let allocator = &Bump::new();
+                let options = ParseOptions::new();
+                let atoms = Rc::new(RefCell::new(SourceAtomSet::new()));
+                let slices = Rc::new(RefCell::new(SourceSliceList::new()));
+                let _ = parse_script(allocator, program, &options, atoms, slices);
+            });
+        },
+        tests,
+    );
+}
+
+criterion_group!(benches, parser_bench);
+criterion_main!(benches);