applying transfer to react app

node_modules/@babel/helper-builder-binary-assignment-operator-visitor/lib/index.js

@@ -0,0 +1,46 @@
+"use strict";
+
+Object.defineProperty(exports, "__esModule", {
+  value: true
+});
+exports.default = _default;
+
+var _helperExplodeAssignableExpression = require("@babel/helper-explode-assignable-expression");
+
+var _t = require("@babel/types");
+
+const {
+  assignmentExpression,
+  sequenceExpression
+} = _t;
+
+function _default(opts) {
+  const {
+    build,
+    operator
+  } = opts;
+  return {
+    AssignmentExpression(path) {
+      const {
+        node,
+        scope
+      } = path;
+      if (node.operator !== operator + "=") return;
+      const nodes = [];
+      const exploded = (0, _helperExplodeAssignableExpression.default)(node.left, nodes, this, scope);
+      nodes.push(assignmentExpression("=", exploded.ref, build(exploded.uid, node.right)));
+      path.replaceWith(sequenceExpression(nodes));
+    },
+
+    BinaryExpression(path) {
+      const {
+        node
+      } = path;
+
+      if (node.operator === operator) {
+        path.replaceWith(build(node.left, node.right));
+      }
+    }
+
+  };
+}