TypeError: Cannot read property 'flag' of undefined

[sonicoder86]

I get this error after upgrading to version 1.0.0. The utils parameter is empty...what should it be? I find no sign of it in the documentation.

module.exports = function(chai, utils) {

[eagleeye]

how do you use this plugin? like this? chai.use(chaiSubset);? we have general test, that says that this plugin works)

[sonicoder86]

Found it out after an hour it was because i used it like:

require('chai-subset')(chai);