feat(es/compat): Implement auto accessors fully (#7370)

**Related issue:**

 - Closes #7193.

Author: kdy1

crates/swc_ecma_transforms_proposal/src/decorator_2022_03.rs

@@ -31,10 +31,6 @@ fn exec(input: PathBuf) {
 fn exec_inner(input: PathBuf) {
     let code = std::fs::read_to_string(&input).unwrap();
 
-    if code.contains("accessor ") {
-        return;
-    }
-
     swc_ecma_transforms_testing::exec_tr(
         "decorator",
         Syntax::Typescript(TsConfig {
@@ -53,9 +49,6 @@ fn fixture(input: PathBuf) {
 
 fn fixture_inner(input: PathBuf) {
     let src = std::fs::read_to_string(&input).unwrap();
-    if src.contains("accessor ") {
-        return;
-    }
 
     let output = input.with_file_name("output.js");
 

crates/swc_ecma_transforms_proposal/tests/decorators.rs

@@ -1,47 +1,64 @@
-var _init_a, _get_a, _set_a, _init_b, _get_b, _set_b, _initProto;
-const dec = () => { };
-var _A = /*#__PURE__*/new WeakMap();
-var _a = /*#__PURE__*/new WeakMap();
-var _B = /*#__PURE__*/new WeakMap();
-var _b = /*#__PURE__*/new WeakMap();
+var _init_a, _get___a, _set___a, _init_b, _get___b, _set___b, _initProto;
+const dec = ()=>{};
+var ___a = /*#__PURE__*/ new WeakMap(), _a = /*#__PURE__*/ new WeakMap(), ___b = /*#__PURE__*/ new WeakMap(), _b = /*#__PURE__*/ new WeakMap();
 class Foo {
-  constructor() {
-    classPrivateFieldInitSpec(this, _b, {
-      get: _get_b2,
-      set: _set_b2
-    });
-    classPrivateFieldInitSpec(this, _a, {
-      get: _get_a2,
-      set: _set_a2
-    });
-    classPrivateFieldInitSpec(this, _A, {
-      writable: true,
-      value: (_initProto(this), _init_a(this))
-    });
-    classPrivateFieldInitSpec(this, _B, {
-      writable: true,
-      value: _init_b(this, 123)
-    });
-  }
+    constructor(){
+        _class_private_field_init(this, _a, {
+            get: get_a,
+            set: set_a
+        });
+        _class_private_field_init(this, _b, {
+            get: get_b,
+            set: set_b
+        });
+        _class_private_field_init(this, ___a, {
+            writable: true,
+            value: (_initProto(this), _init_a(this))
+        });
+        _class_private_field_init(this, ___b, {
+            writable: true,
+            value: _init_b(this, 123)
+        });
+    }
 }
-function _set_a2(v) {
-  _set_a(this, v);
+var __ = {
+    writable: true,
+    value: (()=>{
+        ({ e: [_init_a, _get___a, _set___a, _init_b, _get___b, _set___b, _initProto]  } = _apply_decs_2203_r(Foo, [
+            [
+                dec,
+                1,
+                "a",
+                function() {
+                    return _class_private_field_get(this, ___a);
+                },
+                function(_v) {
+                    _class_private_field_set(this, ___a, _v);
+                }
+            ],
+            [
+                dec,
+                1,
+                "b",
+                function() {
+                    return _class_private_field_get(this, ___b);
+                },
+                function(_v) {
+                    _class_private_field_set(this, ___b, _v);
+                }
+            ]
+        ], []));
+    })()
+};
+function get_a() {
+    return _get___a(this);
 }
-function _get_a2() {
-  return _get_a(this);
+function set_a(_v) {
+    _set___a(this, _v);
 }
-function _set_b2(v) {
-  _set_b(this, v);
+function get_b() {
+    return _get___b(this);
 }
-function _get_b2() {
-  return _get_b(this);
+function set_b(_v) {
+    _set___b(this, _v);
 }
-[_init_a, _get_a, _set_a, _init_b, _get_b, _set_b, _initProto] = _applyDecs2203R(Foo, [[dec, 1, "a", function () {
-  return classPrivateFieldGet(this, _A);
-}, function (value) {
-  classPrivateFieldSet(this, _A, value);
-}], [dec, 1, "b", function () {
-  return classPrivateFieldGet(this, _B);
-}, function (value) {
-  classPrivateFieldSet(this, _B, value);
-}]], []).e;

crates/swc_ecma_transforms_proposal/tests/decorators/2022-03-classes--to-es2015/decorator-access-modified-fields/exec.js crates/swc_ecma_transforms_proposal/tests/decorators/.2022-03-classes--to-es2015/decorator-access-modified-fields/exec.js

@@ -1,41 +1,61 @@
 var _init_a, _init_b, _computedKey, _init_computedKey, _initProto;
-const dec = () => { };
+const dec = ()=>{};
 _computedKey = 'c';
-var _A = /*#__PURE__*/new WeakMap();
-var _B = /*#__PURE__*/new WeakMap();
-var _C = /*#__PURE__*/new WeakMap();
+var ____private_a = /*#__PURE__*/ new WeakMap(), ____private_b = /*#__PURE__*/ new WeakMap(), ____private_computedKey = /*#__PURE__*/ new WeakMap();
+let _computedKey1 = _computedKey, _computedKey2 = _computedKey;
 class Foo {
-  constructor() {
-    classPrivateFieldInitSpec(this, _A, {
-      writable: true,
-      value: (_initProto(this), _init_a(this))
-    });
-    classPrivateFieldInitSpec(this, _B, {
-      writable: true,
-      value: _init_b(this, 123)
-    });
-    classPrivateFieldInitSpec(this, _C, {
-      writable: true,
-      value: _init_computedKey(this, 456)
-    });
-  }
-  get a() {
-    return classPrivateFieldGet(this, _A);
-  }
-  set a(v) {
-    classPrivateFieldSet(this, _A, v);
-  }
-  get b() {
-    return classPrivateFieldGet(this, _B);
-  }
-  set b(v) {
-    classPrivateFieldSet(this, _B, v);
-  }
-  get [_computedKey]() {
-    return classPrivateFieldGet(this, _C);
-  }
-  set [_computedKey](v) {
-    classPrivateFieldSet(this, _C, v);
-  }
+    get a() {
+        return _class_private_field_get(this, ____private_a);
+    }
+    set a(_v) {
+        _class_private_field_set(this, ____private_a, _v);
+    }
+    get b() {
+        return _class_private_field_get(this, ____private_b);
+    }
+    set b(_v) {
+        _class_private_field_set(this, ____private_b, _v);
+    }
+    get [_computedKey1]() {
+        return _class_private_field_get(this, ____private_computedKey);
+    }
+    set [_computedKey2](_v) {
+        _class_private_field_set(this, ____private_computedKey, _v);
+    }
+    constructor(){
+        _class_private_field_init(this, ____private_a, {
+            writable: true,
+            value: (_initProto(this), _init_a(this))
+        });
+        _class_private_field_init(this, ____private_b, {
+            writable: true,
+            value: _init_b(this, 123)
+        });
+        _class_private_field_init(this, ____private_computedKey, {
+            writable: true,
+            value: _init_computedKey(this, 456)
+        });
+    }
 }
-[_init_a, _init_b, _init_computedKey, _initProto] = _applyDecs2203R(Foo, [[dec, 1, "a"], [dec, 1, "b"], [dec, 1, _computedKey]], []).e;
+var __ = {
+    writable: true,
+    value: (()=>{
+        ({ e: [_init_a, _init_b, _init_computedKey, _initProto]  } = _apply_decs_2203_r(Foo, [
+            [
+                dec,
+                1,
+                "a"
+            ],
+            [
+                dec,
+                1,
+                "b"
+            ],
+            [
+                dec,
+                1,
+                _computedKey
+            ]
+        ], []));
+    })()
+};

crates/swc_ecma_transforms_proposal/tests/decorators/2022-03-classes--to-es2015/decorator-access-modified-fields/input.js crates/swc_ecma_transforms_proposal/tests/decorators/.2022-03-classes--to-es2015/decorator-access-modified-fields/input.js

@@ -1,48 +1,62 @@
-var _init_a, _get_a, _set_a, _init_b, _get_b, _set_b, _initStatic;
-const dec = () => { };
-var _a = /*#__PURE__*/new WeakMap();
-var _b = /*#__PURE__*/new WeakMap();
+var _init_a, _get___a, _set___a, _init_b, _get___b, _set___b, _initStatic;
+const dec = ()=>{};
 class Foo {
-  constructor() {
-    classPrivateFieldInitSpec(this, _b, {
-      get: _get_b2,
-      set: _set_b2
-    });
-    classPrivateFieldInitSpec(this, _a, {
-      get: _get_a2,
-      set: _set_a2
-    });
-  }
 }
-function _set_a2(v) {
-  _set_a(this, v);
+var _a = {
+    get: get_a,
+    set: set_a
+};
+var _b = {
+    get: get_b,
+    set: set_b
+};
+var __ = {
+    writable: true,
+    value: (()=>{
+        ({ e: [_init_a, _get___a, _set___a, _init_b, _get___b, _set___b, _initStatic]  } = _apply_decs_2203_r(Foo, [
+            [
+                dec,
+                6,
+                "a",
+                function() {
+                    return _class_static_private_field_spec_get(this, Foo, ___a);
+                },
+                function(_v) {
+                    _class_static_private_field_spec_set(this, Foo, ___a, _v);
+                }
+            ],
+            [
+                dec,
+                6,
+                "b",
+                function() {
+                    return _class_static_private_field_spec_get(this, Foo, ___b);
+                },
+                function(_v) {
+                    _class_static_private_field_spec_set(this, Foo, ___b, _v);
+                }
+            ]
+        ], []));
+        _initStatic(Foo);
+    })()
+};
+var ___a = {
+    writable: true,
+    value: _init_a(Foo)
+};
+var ___b = {
+    writable: true,
+    value: _init_b(Foo, 123)
+};
+function get_a() {
+    return _get___a(this);
 }
-function _get_a2() {
-  return _get_a(this);
+function set_a(_v) {
+    _set___a(this, _v);
 }
-function _set_b2(v) {
-  _set_b(this, v);
+function get_b() {
+    return _get___b(this);
 }
-function _get_b2() {
-  return _get_b(this);
+function set_b(_v) {
+    _set___b(this, _v);
 }
-(() => {
-  [_init_a, _get_a, _set_a, _init_b, _get_b, _set_b, _initStatic] = _applyDecs2203R(Foo, [[dec, 6, "a", function () {
-    return classStaticPrivateFieldSpecGet(this, Foo, _A);
-  }, function (value) {
-    classStaticPrivateFieldSpecSet(this, Foo, _A, value);
-  }], [dec, 6, "b", function () {
-    return classStaticPrivateFieldSpecGet(this, Foo, _B);
-  }, function (value) {
-    classStaticPrivateFieldSpecSet(this, Foo, _B, value);
-  }]], []).e;
-  _initStatic(Foo);
-})();
-var _A = {
-  writable: true,
-  value: _init_a(Foo)
-};
-var _B = {
-  writable: true,
-  value: _init_b(Foo, 123)
-};