chore: 🤖 pass more tree shaking tests

.gitignore

@@ -218,6 +218,7 @@ justfile
 /webpack-test/ChangesAndRemovals
 /webpack-test/**/dev-defaults.webpack.lock
 !/webpack-test/**/target
+!/webpack-test/cases/**/node_modules
 
 /webpack-examples/**/dist
 

crates/rspack/tests/check.js

@@ -69,6 +69,7 @@ const falsePositiveMap = {
 	"react-redux-like": "update dep",
 	"webpack-side-effects-all-used": "update dep",
 	"webpack-side-effects-simple-unused": "update dep",
+	"reexport-all-as-multi-level-nested": "update dep"
 };
 
 const normalizedList = filteredList.map((item) => {

crates/rspack/tests/tree-shaking/reexport-all-as-multi-level-nested/snapshot/new_treeshaking.snap

@@ -7,10 +7,8 @@ source: crates/rspack_testing/src/run_fixture.rs
 "use strict";
 __webpack_require__.r(__webpack_exports__);
 __webpack_require__.d(__webpack_exports__, {
-  a: function() { return a; },
-  aa: function() { return _aa__WEBPACK_IMPORTED_MODULE_0__; }
+  a: function() { return a; }
 });
-/* harmony import */var _aa__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(/*! ./aa */"./package/autogen/aa.js");
 
  function a() {}
  function dddd() {}
@@ -29,9 +27,10 @@ __webpack_require__.d(__webpack_exports__, {
 "use strict";
 __webpack_require__.r(__webpack_exports__);
 /* harmony import */var _package_src_index_js__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(/*! ../package/src/index.js */"./package/autogen/a.js");
+/* harmony import */var _package_src_index_js__WEBPACK_IMPORTED_MODULE_1__ = __webpack_require__(/*! ../package/src/index.js */"./package/autogen/aa.js");
 
 _package_src_index_js__WEBPACK_IMPORTED_MODULE_0__.a;
-_package_src_index_js__WEBPACK_IMPORTED_MODULE_0__.aa.aa;
+_package_src_index_js__WEBPACK_IMPORTED_MODULE_1__.aa;
 }),
 
 },function(__webpack_require__) {

crates/rspack/tests/tree-shaking/reexport-all-as-multi-level-nested/snapshot/snap.diff

@@ -1,9 +1,22 @@
 --- expected
 +++ actual
-@@ -25,31 +25,13 @@
+@@ -7,10 +7,8 @@
+ "use strict";
+ __webpack_require__.r(__webpack_exports__);
+ __webpack_require__.d(__webpack_exports__, {
+-  a: function() { return a; },
+-  aa: function() { return _aa__WEBPACK_IMPORTED_MODULE_0__; }
++  a: function() { return a; }
+ });
+-/* harmony import */var _aa__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(/*! ./aa */"./package/autogen/aa.js");
+
+  function a() {}
+  function dddd() {}
+@@ -24,32 +22,15 @@
+ });
   const aa = 3;
   const cc = 3;
- }),
+-}),
 -"./package/autogen/index.js": (function (__unused_webpack_module, __webpack_exports__, __webpack_require__) {
 -"use strict";
 -__webpack_require__.r(__webpack_exports__);
@@ -14,7 +27,7 @@
 -
 -
 -
--}),
+ }),
 -"./package/src/index.js": (function (__unused_webpack_module, __webpack_exports__, __webpack_require__) {
 -"use strict";
 -__webpack_require__.r(__webpack_exports__);
@@ -27,11 +40,12 @@
  __webpack_require__.r(__webpack_exports__);
 -/* harmony import */var _package_src_index_js__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(/*! ../package/src/index.js */"./package/src/index.js");
 +/* harmony import */var _package_src_index_js__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(/*! ../package/src/index.js */"./package/autogen/a.js");
++/* harmony import */var _package_src_index_js__WEBPACK_IMPORTED_MODULE_1__ = __webpack_require__(/*! ../package/src/index.js */"./package/autogen/aa.js");
 
 -_package_src_index_js__WEBPACK_IMPORTED_MODULE_0__.a.a;
 -_package_src_index_js__WEBPACK_IMPORTED_MODULE_0__.a.aa.aa;
 +_package_src_index_js__WEBPACK_IMPORTED_MODULE_0__.a;
-+_package_src_index_js__WEBPACK_IMPORTED_MODULE_0__.aa.aa;
++_package_src_index_js__WEBPACK_IMPORTED_MODULE_1__.aa;
  }),
 
  },function(__webpack_require__) {

crates/rspack_core/src/module_graph/mod.rs

@@ -636,7 +636,6 @@ impl ModuleGraph {
     mut connection: ModuleGraphConnection,
     module_identifier: ModuleIdentifier,
   ) -> ModuleGraphConnection {
-    let old_connection_module_id = connection.module_identifier;
     let old_connection_original_module_id = connection.original_module_identifier;
     let old_connection_dependency_id = connection.dependency_id;
     let new_connection_id = ConnectionId::from(mg.connections.len());
@@ -655,7 +654,7 @@ impl ModuleGraph {
       .insert(new_connection_id, old_connection_dependency_id);
 
     let mgm = mg
-      .module_graph_module_by_identifier_mut(&old_connection_module_id)
+      .module_graph_module_by_identifier_mut(&module_identifier)
       .expect("should have mgm");
 
     mgm.add_incoming_connection(new_connection_id);

crates/rspack_plugin_javascript/src/plugin/inner_graph_plugin.rs

@@ -347,7 +347,7 @@ impl<'a> Visit for InnerGraphPlugin<'a> {
           if is_pure {
             self.set_symbol_if_is_top_level(symbol);
           }
-          class.class.visit_with(self);
+          class.visit_with(self);
           self.clear_symbol_if_is_top_level();
         }
         _ => {

crates/rspack_plugin_javascript/src/plugin/side_effects_flag_plugin.rs

@@ -1,10 +1,14 @@
+use std::collections::VecDeque;
 use std::fmt::Debug;
 use std::sync::Arc;
 
 use async_trait::async_trait;
 use once_cell::sync::Lazy;
-use rspack_core::{Compilation, ConnectionState, ModuleGraph, Plugin, ResolvedExportInfoTarget};
+use rspack_core::{
+  Compilation, ConnectionState, ModuleGraph, ModuleIdentifier, Plugin, ResolvedExportInfoTarget,
+};
 use rspack_error::Result;
+use rspack_identifier::IdentifierSet;
 use rustc_hash::FxHashSet as HashSet;
 // use rspack_core::Plugin;
 // use rspack_error::Result;
@@ -413,16 +417,12 @@ pub struct SideEffectsFlagPlugin;
 #[async_trait]
 impl Plugin for SideEffectsFlagPlugin {
   async fn optimize_dependencies(&self, compilation: &mut Compilation) -> Result<Option<()>> {
-    // SAFETY: this method will not modify the map, and we can guarantee there is no other
-    // thread access the map at the same time.
+    let entries = compilation.entry_modules().collect::<Vec<_>>();
     let mg = &mut compilation.module_graph;
-    let module_id_list = mg
-      .module_identifier_to_module
-      .keys()
-      .cloned()
-      .collect::<Vec<_>>();
-    for module_identifier in module_id_list {
+    let level_order_module_identifier = get_level_order_module_ids(mg, entries);
+    for module_identifier in level_order_module_identifier {
       let mut module_chain = HashSet::default();
+      // dbg!(&module_identifier);
       let Some(module) = mg.module_by_identifier(&module_identifier) else {
         continue;
       };
@@ -489,6 +489,7 @@ impl Plugin for SideEffectsFlagPlugin {
         }
 
         let ids = dep_id.get_ids(mg);
+        // dbg!(&ids);
 
         if !ids.is_empty() {
           let export_info_id = cur_exports_info_id.get_export_info(&ids[0], mg);
@@ -527,3 +528,30 @@ impl Plugin for SideEffectsFlagPlugin {
     Ok(None)
   }
 }
+
+fn get_level_order_module_ids(
+  mg: &ModuleGraph,
+  entries: Vec<ModuleIdentifier>,
+) -> Vec<ModuleIdentifier> {
+  let mut res = vec![];
+  let mut visited = IdentifierSet::default();
+  for entry in entries {
+    let mut q = VecDeque::from_iter([entry]);
+    while let Some(mi) = q.pop_front() {
+      if visited.contains(&mi) {
+        continue;
+      } else {
+        visited.insert(mi);
+        res.push(mi);
+      }
+      let Some(m) = mg.module_by_identifier(&mi) else {
+        continue;
+      };
+      for con in mg.get_outgoing_connections(m) {
+        let mi = con.module_identifier;
+        q.push_back(mi);
+      }
+    }
+  }
+  res
+}

webpack-test/TestCases.template.js

@@ -129,6 +129,7 @@ const describeCases = config => {
 											mangleExports: true,
 											emitOnErrors: true,
 											concatenateModules: false,
+											innerGraph: true,
 											// TODO: size is not supported yet
 											// moduleIds: "size",
 											// chunkIds: "size",
@@ -219,6 +220,8 @@ const describeCases = config => {
 									backCompat: false,
                   // RSPACK exclusive: Rspack enables `css` by default.
                   // Turning off here to fallback to webpack's default css processing logic.
+
+									rspackFuture: testConfig?.experiments?.rspackFuture ?? {},
                   css: false,
 									...(config.module ? { outputModule: true } : {}),
 								},
@@ -285,6 +288,7 @@ const describeCases = config => {
 										);
 										infraStructureLog.length = 0;
 										const deprecationTracker = deprecationTracking.start();
+										console.log(options.experiments)
 										const webpack = require("@rspack/core").rspack;
 										webpack(options, err => {
 											deprecationTracker();

webpack-test/cases/cjs-tree-shaking/cjs-to-esm/test.config.js

@@ -0,0 +1,12 @@
+/**@type {import("@rspack/cli").Configuration} */
+const config = {
+	experiments: {
+		rspackFuture: {
+			newTreeshaking: true,
+		},
+	},
+	builtins: {
+		treeShaking: false,
+	},
+};
+module.exports = config;

webpack-test/cases/cjs-tree-shaking/esModule-getter/test.config.js

@@ -0,0 +1,12 @@
+/**@type {import("@rspack/cli").Configuration} */
+const config = {
+	experiments: {
+		rspackFuture: {
+			newTreeshaking: true,
+		},
+	},
+	builtins: {
+		treeShaking: false,
+	},
+};
+module.exports = config;

webpack-test/cases/cjs-tree-shaking/esm-to-cjs/test.config.js

@@ -0,0 +1,12 @@
+/**@type {import("@rspack/cli").Configuration} */
+const config = {
+	experiments: {
+		rspackFuture: {
+			newTreeshaking: true,
+		},
+	},
+	builtins: {
+		treeShaking: false,
+	},
+};
+module.exports = config;

webpack-test/cases/cjs-tree-shaking/exports/test.config.js

@@ -0,0 +1,12 @@
+/**@type {import("@rspack/cli").Configuration} */
+const config = {
+	experiments: {
+		rspackFuture: {
+			newTreeshaking: true,
+		},
+	},
+	builtins: {
+		treeShaking: false,
+	},
+};
+module.exports = config;

webpack-test/cases/cjs-tree-shaking/importing/test.config.js

@@ -0,0 +1,12 @@
+/**@type {import("@rspack/cli").Configuration} */
+const config = {
+	experiments: {
+		rspackFuture: {
+			newTreeshaking: true,
+		},
+	},
+	builtins: {
+		treeShaking: false,
+	},
+};
+module.exports = config;

webpack-test/cases/cjs-tree-shaking/mjs/test.config.js

@@ -0,0 +1,12 @@
+/**@type {import("@rspack/cli").Configuration} */
+const config = {
+	experiments: {
+		rspackFuture: {
+			newTreeshaking: true,
+		},
+	},
+	builtins: {
+		treeShaking: false,
+	},
+};
+module.exports = config;

webpack-test/cases/cjs-tree-shaking/namespace/test.config.js

@@ -0,0 +1,12 @@
+/**@type {import("@rspack/cli").Configuration} */
+const config = {
+	experiments: {
+		rspackFuture: {
+			newTreeshaking: true,
+		},
+	},
+	builtins: {
+		treeShaking: false,
+	},
+};
+module.exports = config;

webpack-test/cases/cjs-tree-shaking/non-root-this/test.config.js

@@ -0,0 +1,12 @@
+/**@type {import("@rspack/cli").Configuration} */
+const config = {
+	experiments: {
+		rspackFuture: {
+			newTreeshaking: true,
+		},
+	},
+	builtins: {
+		treeShaking: false,
+	},
+};
+module.exports = config;

webpack-test/cases/cjs-tree-shaking/object-define-property-replace/test.config.js

@@ -0,0 +1,12 @@
+/**@type {import("@rspack/cli").Configuration} */
+const config = {
+	experiments: {
+		rspackFuture: {
+			newTreeshaking: true,
+		},
+	},
+	builtins: {
+		treeShaking: false,
+	},
+};
+module.exports = config;

webpack-test/cases/cjs-tree-shaking/objects/test.config.js

@@ -0,0 +1,12 @@
+/**@type {import("@rspack/cli").Configuration} */
+const config = {
+	experiments: {
+		rspackFuture: {
+			newTreeshaking: true,
+		},
+	},
+	builtins: {
+		treeShaking: false,
+	},
+};
+module.exports = config;

webpack-test/cases/cjs-tree-shaking/parsing/test.config.js

@@ -0,0 +1,12 @@
+/**@type {import("@rspack/cli").Configuration} */
+const config = {
+	experiments: {
+		rspackFuture: {
+			newTreeshaking: true,
+		},
+	},
+	builtins: {
+		treeShaking: false,
+	},
+};
+module.exports = config;

webpack-test/cases/cjs-tree-shaking/reexports/test.config.js

@@ -0,0 +1,12 @@
+/**@type {import("@rspack/cli").Configuration} */
+const config = {
+	experiments: {
+		rspackFuture: {
+			newTreeshaking: true,
+		},
+	},
+	builtins: {
+		treeShaking: false,
+	},
+};
+module.exports = config;

webpack-test/cases/cjs-tree-shaking/reexports/test.filter.js

@@ -1,4 +1,3 @@
 
 module.exports = () => {return "https://github.com/web-infra-dev/rspack/issues/4325"}
 
-

webpack-test/cases/cjs-tree-shaking/transpiled/test.config.js

@@ -0,0 +1,12 @@
+/**@type {import("@rspack/cli").Configuration} */
+const config = {
+	experiments: {
+		rspackFuture: {
+			newTreeshaking: true,
+		},
+	},
+	builtins: {
+		treeShaking: false,
+	},
+};
+module.exports = config;