bundler: fix extra bugs (#1127)

swc_bundler:
 - Prevent invalid output like `export * as helpers`
 - Prevent stack overflow which occurs while bundling `https://deno.land/x/oak@v6.2.0/mod.ts`

swc_ecma_transforms:
 - Migrate inlining pass to VisitMut

ecmascript/Cargo.toml

@@ -24,7 +24,7 @@ swc_ecma_ast = {version = "0.32.0", path = "./ast"}
 swc_ecma_codegen = {version = "0.36.0", path = "./codegen", optional = true}
 swc_ecma_dep_graph = {version = "0.4.0", path = "./dep-graph", optional = true}
 swc_ecma_parser = {version = "0.38.0", path = "./parser", optional = true}
-swc_ecma_transforms = {version = "0.24.1", path = "./transforms", optional = true}
+swc_ecma_transforms = {version = "0.24.4", path = "./transforms", optional = true}
 swc_ecma_utils = {version = "0.22.0", path = "./utils", optional = true}
 swc_ecma_visit = {version = "0.18.0", path = "./visit", optional = true}
 

ecmascript/transforms/src/ext.rs

@@ -91,6 +91,12 @@ impl MapWithMut for ObjectPatProp {
     }
 }
 
+impl MapWithMut for PatOrExpr {
+    fn dummy() -> Self {
+        PatOrExpr::Pat(Box::new(Pat::Ident(Ident::dummy())))
+    }
+}
+
 pub(crate) trait PatOrExprExt: AsOptExpr {
     fn as_ref(&self) -> &PatOrExpr;
     fn as_mut(&mut self) -> &mut PatOrExpr;