Codemod: Replace react/addons to react

test.js

import React from 'react/addons';
import Immutable from 'immutable';
import classnames from 'classnames';

transformer.js

export default function transformer(file, api) {
  const j = api.jscodeshift;
  const {expression, statement, statements} = j.template;
  
  var root = j(file.source);
  
  return root
    .find(j.ImportDeclaration, {
      type: "ImportDeclaration",
        source: {
          type: "Literal",
          value: "react/addons"
        }
    })
  	.replaceWith(p => {
    	return (
          j.importDeclaration(
            [j.importDefaultSpecifier(
                j.identifier("React")
            )],
            j.literal("react")
          )
        );
  	}).toSource()
 
};