fix(es/compat): Visit AssignExpr right branch in FnEnvHoister (#8633)

**Related issue:**

- Closes #8632

crates/swc/tests/fixture/issues-8xxx/8632/input/.swcrc

@@ -0,0 +1,19 @@
+{
+    "jsc": {
+        "parser": {
+            "syntax": "typescript",
+            "tsx": false
+        },
+        "target": "es2015",
+        "loose": false,
+        "minify": {
+            "compress": false,
+            "mangle": false
+        }
+    },
+    "module": {
+        "type": "commonjs"
+    },
+    "minify": false,
+    "isModule": true
+}

crates/swc/tests/fixture/issues-8xxx/8632/input/index.ts

@@ -0,0 +1,22 @@
+export class Test {
+    public async bad(): Promise<void> {
+        let foo = false;
+
+        [foo] = await Promise.all(
+            [
+                this.foo(),
+            ]
+        );
+    }
+
+    public async good(): Promise<void> {
+        let [foo] = await Promise.all(
+            [
+                this.foo(),
+            ]);
+    }
+
+    private async foo(): Promise<boolean> {
+        return true;
+    }
+}

crates/swc/tests/fixture/issues-8xxx/8632/output/index.ts

@@ -0,0 +1,35 @@
+"use strict";
+Object.defineProperty(exports, "__esModule", {
+    value: true
+});
+Object.defineProperty(exports, "Test", {
+    enumerable: true,
+    get: function() {
+        return Test;
+    }
+});
+const _async_to_generator = require("@swc/helpers/_/_async_to_generator");
+class Test {
+    bad() {
+        var _this = this;
+        return _async_to_generator._(function*() {
+            let foo = false;
+            [foo] = yield Promise.all([
+                _this.foo()
+            ]);
+        })();
+    }
+    good() {
+        var _this = this;
+        return _async_to_generator._(function*() {
+            let [foo] = yield Promise.all([
+                _this.foo()
+            ]);
+        })();
+    }
+    foo() {
+        return _async_to_generator._(function*() {
+            return true;
+        })();
+    }
+}

crates/swc_ecma_utils/src/function/fn_env_hoister.rs

@@ -386,7 +386,7 @@ impl VisitMut for FnEnvHoister {
             }) => {
                 let expr = match left {
                     AssignTarget::Simple(e) => e,
-                    AssignTarget::Pat(e) => {
+                    AssignTarget::Pat(..) => {
                         e.visit_mut_children_with(self);
                         return;
                     }