chore: bench parse_source_map_from_json

Author: SyMind

benches/bench.rs

@@ -1,6 +1,7 @@
 #![allow(missing_docs)]
 
 mod bench_complex_replace_source;
+mod bench_source_map;
 
 use std::collections::HashMap;
 
@@ -16,6 +17,7 @@ use rspack_sources::{
 };
 
 use bench_complex_replace_source::benchmark_complex_replace_source;
+use bench_source_map::benchmark_parse_source_map_from_json;
 
 const HELLOWORLD_JS: &str = include_str!(concat!(
  env!("CARGO_MANIFEST_DIR"),
@@ -41,14 +43,6 @@ const BUNDLE_JS_MAP: &str = include_str!(concat!(
  env!("CARGO_MANIFEST_DIR"),
  "/benches/fixtures/transpile-rollup/files/bundle.js.map"
 ));
-const ANTD_MIN_JS: &str = include_str!(concat!(
- env!("CARGO_MANIFEST_DIR"),
- "/benches/fixtures/antd-mini/antd.min.js"
-));
-const ANTD_MIN_JS_MAP: &str = include_str!(concat!(
- env!("CARGO_MANIFEST_DIR"),
- "/benches/fixtures/antd-mini/antd.min.js.map"
-));
 
 fn benchmark_concat_generate_string(b: &mut Bencher) {
  let sms_minify = SourceMapSource::new(SourceMapSourceOptions {
@@ -251,6 +245,11 @@ fn bench_rspack_sources(criterion: &mut Criterion) {
  group
  .bench_function("complex_replace_source", benchmark_complex_replace_source);
 
+ group.bench_function(
+ "benchmark_parse_source_map_from_json",
+ benchmark_parse_source_map_from_json,
+ );
+
  group.finish();
 }
 

benches/bench_source_map.rs

@@ -0,0 +1,20 @@
+#![allow(missing_docs)]
+
+#[cfg(not(codspeed))]
+pub use criterion::*;
+
+#[cfg(codspeed)]
+pub use codspeed_criterion_compat::*;
+
+use rspack_sources::SourceMap;
+
+const ANTD_MIN_JS_MAP: &str = include_str!(concat!(
+ env!("CARGO_MANIFEST_DIR"),
+ "/benches/fixtures/antd-mini/antd.min.js"
+));
+
+pub fn benchmark_parse_source_map_from_json(b: &mut Bencher) {
+ b.iter(|| {
+ let _ = black_box(|| SourceMap::from_json(ANTD_MIN_JS_MAP).unwrap());
+ })
+}