Mini Program does not support es6?

other uses such as regeneratorRuntime is not defined,promise are normal in the tool. I deleted the place where I used yiled. There is no error. Mini Program does not support yeild?

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Mar.22,2021

download this file to Mini Program directory, and then require can enter
https://github.com/facebook/r.

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const regeneratorRuntime = require('../../utils/runtime.js')
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