code: function isReactClass (node) {
      if (!node || !t.isCallExpression(node)) return false
  
      // not _createClass call
      if (!node.callee || node.callee.name !== '_createClass') return false
  
      // no call arguments
      const args = node.arguments
      if (!args || args.length !== 2) return false
      if (!t.isIdentifier(args[0])) return false
      if (!t.isArrayExpression(args[1])) return false
  
      // no render method
      if (!args[1].elements || !args[1].elements.some((el) => {
        return isRenderMethod(el.properties)
      })) return false
  
      return true
    }
docs: Determine if an AST node is likely a class extending React.Component