fix(es/transforms/base): Fix resolver (#1666)

swc_ecma_transforms_base:
 - `resolver`: Handle function declarations in arrow body.

ecmascript/transforms/base/Cargo.toml

@@ -6,7 +6,7 @@ edition = "2018"
 license = "Apache-2.0/MIT"
 name = "swc_ecma_transforms_base"
 repository = "https://github.com/swc-project/swc.git"
-version = "0.12.13"
+version = "0.12.14"
 
 [dependencies]
 fxhash = "0.2.1"

ecmascript/transforms/base/src/resolver/mod.rs

@@ -419,7 +419,14 @@ impl<'a> VisitMut for Resolver<'a> {
         folder.ident_type = old;
         folder.hoist = old_hoist;
 
-        e.body.visit_mut_with(&mut folder);
+        {
+            folder.hoist = false;
+
+            match &mut e.body {
+                BlockStmtOrExpr::BlockStmt(s) => s.stmts.visit_mut_with(&mut folder),
+                BlockStmtOrExpr::Expr(e) => e.visit_mut_with(&mut folder),
+            }
+        }
 
         e.return_type.visit_mut_with(&mut folder);
     }

ecmascript/transforms/base/src/resolver/tests.rs

@@ -2796,3 +2796,44 @@ to_ts!(
     }
     "
 );
+
+to_ts!(
+    ts_type_parameter_used_as_type_parameter_contraint_01,
+    "
+    var f3 = <T, U extends T>(x: T, y: U) => {
+        function bar<V extends T, W extends U>() {
+            var g = <X extends W, Y extends V>(a: X, b: Y): T => {
+                x = y;
+                return y;
+            }
+        }
+    }
+
+    var f4 = <U extends T, T>(x: T, y: U) => {
+        function bar<V extends T, W extends U>() {
+            var g = <X extends W, Y extends V>(a: X, b: Y): T => {
+                x = y;
+                return y;
+            }
+        }
+    }
+    ",
+    "
+    var f3 = <T__2, U__2 extends T__2>(x__2: T__2, y__2: U__2)=>{
+        function bar__2<V__3 extends T__2, W__3 extends U__2>() {
+            var g__3 = <X__4 extends W__3, Y__4 extends V__3>(a__4: X__4, b__4: Y__4)=>{
+                x__2 = y__2;
+                return y__2;
+            };
+        }
+    };
+    var f4 = <U__5 extends T__5, T__5>(x__5: T__5, y__5: U__5)=>{
+        function bar__5<V__6 extends T__5, W__6 extends U__5>() {
+            var g__6 = <X__7 extends W__6, Y__7 extends V__6>(a__7: X__7, b__7: Y__7)=>{
+                x__5 = y__5;
+                return y__5;
+            };
+        }
+    };
+    "
+);

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 = "0.14.1"
+version = "0.14.2"
 # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
 
 [dependencies]

package.json

@@ -1,6 +1,6 @@
 {
   "name": "@swc/core",
-  "version": "1.2.55",
+  "version": "1.2.57",
   "description": "Super-fast alternative for babel",
   "homepage": "https://swc.rs",
   "main": "./index.js",

wasm/Cargo.toml

@@ -5,7 +5,7 @@ edition = "2018"
 license = "Apache-2.0/MIT"
 name = "wasm"
 repository = "https://github.com/swc-project/swc.git"
-version = "1.2.55"
+version = "1.2.57"
 
 [lib]
 crate-type = ["cdylib"]