fix(es/renamer): Don't use symbols used by declarations if eval exi…

…sts (#7116)

**Related issue:**

 - Closes #6971.
 - Closes #7094.

crates/swc/tests/fixture/issues-6xxx/6871/input/.swcrc

@@ -0,0 +1,19 @@
+{
+    "jsc": {
+        "parser": {
+            "syntax": "ecmascript",
+            "jsx": false
+        },
+        "target": "es2015",
+        "loose": true,
+        "minify": {
+            "compress": false,
+            "mangle": false
+        }
+    },
+    "module": {
+        "type": "es6"
+    },
+    "minify": false,
+    "isModule": true
+}

crates/swc/tests/fixture/issues-6xxx/6871/input/index.js

@@ -0,0 +1,3 @@
+async function fromTokenizer() { }
+async function _fromTokenizer() { }
+eval()

crates/swc/tests/fixture/issues-6xxx/6871/output/index.js

@@ -0,0 +1,16 @@
+import _async_to_generator from "@swc/helpers/src/_async_to_generator.mjs";
+function fromTokenizer() {
+    return _fromTokenizer1.apply(this, arguments);
+}
+function _fromTokenizer1() {
+    _fromTokenizer1 = _async_to_generator(function*() {});
+    return _fromTokenizer1.apply(this, arguments);
+}
+function _fromTokenizer() {
+    return __fromTokenizer.apply(this, arguments);
+}
+function __fromTokenizer() {
+    __fromTokenizer = _async_to_generator(function*() {});
+    return __fromTokenizer.apply(this, arguments);
+}
+eval();

crates/swc_ecma_minifier/tests/fixture/issues/6628/output.js

@@ -1,10 +1,10 @@
 !function() {
     var CallbackType, Collector = function() {
-        var n = function(n) {};
-        return n.usePlugin = function(n, u, l) {}, n.plugins = [], n;
+        var u = function(u) {};
+        return u.usePlugin = function(u, l, o) {}, u.plugins = [], u;
     }();
-    !function(n) {
-        n[n.Var = 0] = "Var", n[n.All = 1] = "All";
+    !function(u) {
+        u[u.Var = 0] = "Var", u[u.All = 1] = "All";
     }(CallbackType || (CallbackType = {}));
     var CepRule = function() {
         eval();

crates/swc_ecma_minifier/tests/fixture/issues/issue-2604/1/output.js

@@ -15,7 +15,7 @@ push({
         }();
     },
     "App.jsx": function() {
-        var ShaderChunk = {
+        var ShaderChunk1 = {
             shadowmap_pars_vertex: "",
             shadowmap_vertex: "",
             shadowmask_pars_fragment: "",
@@ -47,7 +47,7 @@ push({
             meshphong_frag: ""
         };
         ShaderLib.physical = {
-            x: ShaderChunk.meshphysical_frag
+            x: ShaderChunk1.meshphysical_frag
         };
     }
 });

crates/swc_ecma_minifier/tests/fixture/next/43052/output.js

@@ -1,6 +1,6 @@
 use(function(__unused_webpack_module, exports, __webpack_require__) {
-    !function(e, t) {
-        t(exports, __webpack_require__(7294), __webpack_require__(1321));
+    !function(n, c) {
+        c(exports, __webpack_require__(7294), __webpack_require__(1321));
     }(this, function(exports, React) {
         "use strict";
         var index_production = {
@@ -26,7 +26,7 @@ use(function(__unused_webpack_module, exports, __webpack_require__) {
         });
     });
 });
-(function e() {
-    const e = 1;
-    use(e);
+(function n() {
+    const n = 1;
+    use(n);
 });

crates/swc_ecma_minifier/tests/full/issues/7094/1/input.js

@@ -0,0 +1,5 @@
+export function useSyncExternalStore$2(e, n, t) {
+    let a = n(); // any variable expect `e` 
+    return a;
+}
+eval();

crates/swc_ecma_minifier/tests/full/issues/7094/1/output.js

@@ -0,0 +1 @@
+export function useSyncExternalStore$2(r,o,u){return o()}eval();

crates/swc_ecma_minifier/tests/full/issues/7094/2/input.js

@@ -0,0 +1,19 @@
+
+export function foo() {
+    eval();
+    return function useSyncExternalStore$2(e, n, t) {
+        let a = n(); // any variable expect `e` 
+        return a;
+    }
+}
+
+export function bar() {
+
+    const shouldBeMangled = Math.random() > 0.5 ? 1 : 2;
+    console.log(shouldBeMangled)
+    console.log(shouldBeMangled)
+    console.log(shouldBeMangled)
+    console.log(shouldBeMangled)
+    console.log(shouldBeMangled)
+    console.log(shouldBeMangled)
+}

crates/swc_ecma_minifier/tests/full/issues/7094/2/output.js

@@ -0,0 +1 @@
+export function foo(){return eval(),function(o,l,c){return l()}}export function bar(){const o=Math.random()>.5?1:2;console.log(o),console.log(o),console.log(o),console.log(o),console.log(o),console.log(o)}