feat(tasks/benchmark): add mangler (#8470)

Co-authored-by: autofix-ci[bot] <114827586+autofix-ci[bot]@users.noreply.github.com>

tasks/benchmark/Cargo.toml

@@ -68,6 +68,7 @@ oxc_allocator = { workspace = true, optional = true }
 oxc_codegen = { workspace = true, optional = true }
 oxc_isolated_declarations = { workspace = true, optional = true }
 oxc_linter = { workspace = true, optional = true }
+oxc_mangler = { workspace = true, optional = true }
 oxc_minifier = { workspace = true, optional = true }
 oxc_parser = { workspace = true, features = ["benchmarking"], optional = true }
 oxc_prettier = { workspace = true, optional = true }
@@ -89,6 +90,7 @@ default = [
   "dep:oxc_isolated_declarations",
   "dep:oxc_linter",
   "dep:oxc_minifier",
+  "dep:oxc_mangler",
   "dep:oxc_parser",
   "dep:oxc_prettier",
   "dep:oxc_semantic",
@@ -115,6 +117,7 @@ semantic = ["dep:oxc_allocator", "dep:oxc_parser", "dep:oxc_semantic", "dep:oxc_
 minifier = [
   "dep:oxc_allocator",
   "dep:oxc_minifier",
+  "dep:oxc_mangler",
   "dep:oxc_parser",
   "dep:oxc_semantic",
   "dep:oxc_span",

tasks/benchmark/benches/minifier.rs

@@ -1,5 +1,6 @@
 use oxc_allocator::Allocator;
 use oxc_benchmark::{criterion_group, criterion_main, BenchmarkId, Criterion};
+use oxc_mangler::Mangler;
 use oxc_minifier::{CompressOptions, Compressor};
 use oxc_parser::Parser;
 use oxc_semantic::SemanticBuilder;
@@ -46,5 +47,30 @@ fn bench_minifier(criterion: &mut Criterion) {
     group.finish();
 }
 
-criterion_group!(minifier, bench_minifier);
+fn bench_mangler(criterion: &mut Criterion) {
+    let mut group = criterion.benchmark_group("mangler");
+    for file in TestFiles::minimal().files() {
+        let id = BenchmarkId::from_parameter(&file.file_name);
+        let source_type = SourceType::from_path(&file.file_name).unwrap();
+        let source_text = file.source_text.as_str();
+        let mut allocator = Allocator::default();
+        group.bench_function(id, |b| {
+            b.iter_with_setup_wrapper(|runner| {
+                allocator.reset();
+                let program = Parser::new(&allocator, source_text, source_type).parse().program;
+                let (symbols, scopes) = SemanticBuilder::new()
+                    .build(&program)
+                    .semantic
+                    .into_symbol_table_and_scope_tree();
+                runner.run(|| {
+                    let _ =
+                        Mangler::new().build_with_symbols_and_scopes(symbols, &scopes, &program);
+                });
+            });
+        });
+    }
+    group.finish();
+}
+
+criterion_group!(minifier, bench_minifier, bench_mangler);
 criterion_main!(minifier);