fix(es/transforms/compat): Fix async_to_generator pass. (swc-projec…

…t#1724)

swc_ecma_transforms_compat:
 - `async_to_generator`: Fix async iife. (swc-project#1722)
 - `async_to_generator`: Don't apply iife optimization to named function expressions.
 - `async_to_generator`: Remove duplicated works.
 - `async_to_generator`: Support `await for`. (swc-project#1721)
 - `async_to_generator`: Support async generators.

ecmascript/preset_env/Cargo.toml

@@ -5,7 +5,7 @@ documentation = "https://rustdoc.swc.rs/swc_ecma_preset_env/"
 edition = "2018"
 license = "Apache-2.0/MIT"
 name = "swc_ecma_preset_env"
-version = "0.20.2"
+version = "0.20.3"
 
 # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
 

ecmascript/transforms/base/src/fixer.rs

@@ -336,9 +336,11 @@ impl VisitMut for Fixer<'_> {
     }
 
     fn visit_mut_expr(&mut self, e: &mut Expr) {
+        let ctx = self.ctx;
         self.unwrap_expr(e);
         e.visit_mut_children_with(self);
 
+        self.ctx = ctx;
         self.wrap_with_paren_if_required(e)
     }
     fn visit_mut_expr_or_spread(&mut self, e: &mut ExprOrSpread) {

ecmascript/transforms/compat/Cargo.toml

@@ -6,7 +6,7 @@ edition = "2018"
 license = "Apache-2.0/MIT"
 name = "swc_ecma_transforms_compat"
 repository = "https://github.com/swc-project/swc.git"
-version = "0.17.3"
+version = "0.17.4"
 # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
 
 [dependencies]