chore: benchmark_source_map_clone

Author: SyMind

benches/bench.rs

@@ -17,7 +17,9 @@ use rspack_sources::{
 };
 
 use bench_complex_replace_source::benchmark_complex_replace_source;
-use bench_source_map::benchmark_parse_source_map_from_json;
+use bench_source_map::{
+ benchmark_parse_source_map_from_json, benchmark_source_map_clone,
+};
 
 const HELLOWORLD_JS: &str = include_str!(concat!(
  env!("CARGO_MANIFEST_DIR"),
@@ -246,10 +248,12 @@ fn bench_rspack_sources(criterion: &mut Criterion) {
  .bench_function("complex_replace_source", benchmark_complex_replace_source);
 
  group.bench_function(
- "benchmark_parse_source_map_from_json",
+ "parse_source_map_from_json",
  benchmark_parse_source_map_from_json,
  );
 
+ group.bench_function("source_map_clone", benchmark_source_map_clone);
+
  group.finish();
 }
 

benches/bench_source_map.rs

@@ -18,3 +18,10 @@ pub fn benchmark_parse_source_map_from_json(b: &mut Bencher) {
  let _ = black_box(|| SourceMap::from_json(ANTD_MIN_JS_MAP).unwrap());
  })
 }
+
+pub fn benchmark_source_map_clone(b: &mut Bencher) {
+ let source = SourceMap::from_json(ANTD_MIN_JS_MAP).unwrap();
+ b.iter(|| {
+ let _ = black_box(|| source.clone());
+ })
+}