applying transfer to react app

node_modules/jsx-ast-utils/src/values/expressions/LogicalExpression.js

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+/**
+ * Extractor function for a LogicalExpression type value node.
+ * A logical expression is `a && b` or `a || b`, so we evaluate both sides
+ * and return the extracted value of the expression.
+ *
+ * @param - value - AST Value object with type `LogicalExpression`
+ * @returns - The extracted value converted to correct type.
+ */
+export default function extractValueFromLogicalExpression(value) {
+  // eslint-disable-next-line global-require
+  const getValue = require('./index.js').default;
+  const { operator, left, right } = value;
+  const leftVal = getValue(left);
+  const rightVal = getValue(right);
+
+  if (operator === '&&') {
+    return leftVal && rightVal;
+  }
+  if (operator === '??') {
+    // return leftVal ?? rightVal; // TODO: update to babel 7
+    return (leftVal === null || typeof leftVal === 'undefined') ? rightVal : leftVal;
+  }
+  return leftVal || rightVal;
+}