Disallow duplicated AST nodes (#11807)

2020-07-14 09:32:16 -04:00
parent ffb42488ba
commit 5dd64ecc4a
24 changed files with 85 additions and 62 deletions
--- a/packages/babel-plugin-transform-runtime/src/index.js
+++ b/packages/babel-plugin-transform-runtime/src/index.js
@@ -301,7 +301,11 @@ export default declare((api, options, dirname) => {
              context2 = t.cloneNode(object);
            } else {
              context1 = path.scope.generateDeclaredUidIdentifier("context");
-              context2 = t.assignmentExpression("=", context1, object);
+              context2 = t.assignmentExpression(
+                "=",
+                t.cloneNode(context1),
+                object,
+              );
            }
            node.callee = t.memberExpression(
              t.callExpression(