1 files changed, 28 insertions, 32 deletions

diff --git a/node_modules/@babel/helpers/lib/helpers.js b/node_modules/@babel/helpers/lib/helpers.js
index 8ba254ee..468f641b 100644
--- a/node_modules/@babel/helpers/lib/helpers.js
+++ b/node_modules/@babel/helpers/lib/helpers.js
@@ -319,13 +319,12 @@ helpers.objectWithoutPropertiesLoose = helper("7.0.0-beta.0")`
     if (source == null) return {};
 
     var target = {};
-    var sourceKeys = Object.keys(source);
-    var key, i;
 
-    for (i = 0; i < sourceKeys.length; i++) {
-      key = sourceKeys[i];
-      if (excluded.indexOf(key) >= 0) continue;
-      target[key] = source[key];
+    for (var key in source) {
+      if (Object.prototype.hasOwnProperty.call(source, key)) {
+        if (excluded.indexOf(key) >= 0) continue;
+        target[key] = source[key];
+      }
     }
 
     return target;
@@ -818,62 +817,61 @@ helpers.classPrivateFieldLooseBase = helper("7.0.0-beta.0")`
 `;
 helpers.classPrivateFieldGet = helper("7.0.0-beta.0")`
   import classApplyDescriptorGet from "classApplyDescriptorGet";
-  import classExtractFieldDescriptor from "classExtractFieldDescriptor";
+  import classPrivateFieldGet2 from "classPrivateFieldGet2";
   export default function _classPrivateFieldGet(receiver, privateMap) {
-    var descriptor = classExtractFieldDescriptor(receiver, privateMap, "get");
+    var descriptor = classPrivateFieldGet2(privateMap, receiver);
     return classApplyDescriptorGet(receiver, descriptor);
   }
 `;
 helpers.classPrivateFieldSet = helper("7.0.0-beta.0")`
   import classApplyDescriptorSet from "classApplyDescriptorSet";
-  import classExtractFieldDescriptor from "classExtractFieldDescriptor";
+  import classPrivateFieldGet2 from "classPrivateFieldGet2";
   export default function _classPrivateFieldSet(receiver, privateMap, value) {
-    var descriptor = classExtractFieldDescriptor(receiver, privateMap, "set");
+    var descriptor = classPrivateFieldGet2(privateMap, receiver);
     classApplyDescriptorSet(receiver, descriptor, value);
     return value;
   }
 `;
 helpers.classPrivateFieldDestructureSet = helper("7.4.4")`
   import classApplyDescriptorDestructureSet from "classApplyDescriptorDestructureSet";
-  import classExtractFieldDescriptor from "classExtractFieldDescriptor";
+  import classPrivateFieldGet2 from "classPrivateFieldGet2";
   export default function _classPrivateFieldDestructureSet(receiver, privateMap) {
-    var descriptor = classExtractFieldDescriptor(receiver, privateMap, "set");
+    var descriptor = classPrivateFieldGet2(privateMap, receiver);
     return classApplyDescriptorDestructureSet(receiver, descriptor);
   }
 `;
 helpers.classExtractFieldDescriptor = helper("7.13.10")`
-  export default function _classExtractFieldDescriptor(receiver, privateMap, action) {
-    if (!privateMap.has(receiver)) {
-      throw new TypeError("attempted to " + action + " private field on non-instance");
-    }
-    return privateMap.get(receiver);
+  import classPrivateFieldGet2 from "classPrivateFieldGet2";
+
+  export default function _classExtractFieldDescriptor(receiver, privateMap) {
+    return classPrivateFieldGet2(privateMap, receiver);
   }
 `;
 helpers.classStaticPrivateFieldSpecGet = helper("7.0.2")`
   import classApplyDescriptorGet from "classApplyDescriptorGet";
-  import classCheckPrivateStaticAccess from "classCheckPrivateStaticAccess";
+  import assertClassBrand from "assertClassBrand";
   import classCheckPrivateStaticFieldDescriptor from "classCheckPrivateStaticFieldDescriptor";
   export default function _classStaticPrivateFieldSpecGet(receiver, classConstructor, descriptor) {
-    classCheckPrivateStaticAccess(receiver, classConstructor);
+    assertClassBrand(classConstructor, receiver);
     classCheckPrivateStaticFieldDescriptor(descriptor, "get");
     return classApplyDescriptorGet(receiver, descriptor);
   }
 `;
 helpers.classStaticPrivateFieldSpecSet = helper("7.0.2")`
   import classApplyDescriptorSet from "classApplyDescriptorSet";
-  import classCheckPrivateStaticAccess from "classCheckPrivateStaticAccess";
+  import assertClassBrand from "assertClassBrand";
   import classCheckPrivateStaticFieldDescriptor from "classCheckPrivateStaticFieldDescriptor";
   export default function _classStaticPrivateFieldSpecSet(receiver, classConstructor, descriptor, value) {
-    classCheckPrivateStaticAccess(receiver, classConstructor);
+    assertClassBrand(classConstructor, receiver);
     classCheckPrivateStaticFieldDescriptor(descriptor, "set");
     classApplyDescriptorSet(receiver, descriptor, value);
     return value;
   }
 `;
 helpers.classStaticPrivateMethodGet = helper("7.3.2")`
-  import classCheckPrivateStaticAccess from "classCheckPrivateStaticAccess";
+  import assertClassBrand from "assertClassBrand";
   export default function _classStaticPrivateMethodGet(receiver, classConstructor, method) {
-    classCheckPrivateStaticAccess(receiver, classConstructor);
+    assertClassBrand(classConstructor, receiver);
     return method;
   }
 `;
@@ -930,19 +928,18 @@ helpers.classApplyDescriptorDestructureSet = helper("7.13.10")`
 `;
 helpers.classStaticPrivateFieldDestructureSet = helper("7.13.10")`
   import classApplyDescriptorDestructureSet from "classApplyDescriptorDestructureSet";
-  import classCheckPrivateStaticAccess from "classCheckPrivateStaticAccess";
+  import assertClassBrand from "assertClassBrand";
   import classCheckPrivateStaticFieldDescriptor from "classCheckPrivateStaticFieldDescriptor";
   export default function _classStaticPrivateFieldDestructureSet(receiver, classConstructor, descriptor) {
-    classCheckPrivateStaticAccess(receiver, classConstructor);
+    assertClassBrand(classConstructor, receiver);
     classCheckPrivateStaticFieldDescriptor(descriptor, "set");
     return classApplyDescriptorDestructureSet(receiver, descriptor);
   }
 `;
 helpers.classCheckPrivateStaticAccess = helper("7.13.10")`
-  export default function _classCheckPrivateStaticAccess(receiver, classConstructor) {
-    if (receiver !== classConstructor) {
-      throw new TypeError("Private static access of wrong provenance");
-    }
+  import assertClassBrand from "assertClassBrand";
+  export default function _classCheckPrivateStaticAccess(receiver, classConstructor, returnValue) {
+    return assertClassBrand(classConstructor, receiver, returnValue);
   }
 `;
 helpers.classCheckPrivateStaticFieldDescriptor = helper("7.13.10")`
@@ -1626,10 +1623,9 @@ helpers.decorate = helper("7.1.5")`
 
 `;
 helpers.classPrivateMethodGet = helper("7.1.6")`
+  import assertClassBrand from "assertClassBrand";
   export default function _classPrivateMethodGet(receiver, privateSet, fn) {
-    if (!privateSet.has(receiver)) {
-      throw new TypeError("attempted to get private field on non-instance");
-    }
+    assertClassBrand(privateSet, receiver);
     return fn;
   }
 `;