Running an esm based application that has an esm based package w/a config package as a dependency, an error is thrown.
- problem occurs when importing a package using
esmandconfig, into an application also usingesm - occurs when both app and package are on 3.0.20
⇒ npm run start
> [email protected] start /Users/chamm/esm-nyc-bug/esm-app
> node -r esm index.js
/Users/chamm/esm-nyc-bug/esm-package/node_modules/config/lib/config.js:1
TypeError: Function.prototype.toString requires that 'this' be a Function
at Proxy.toString (<anonymous>)
at Function.keys (<anonymous>)# initialize the esm package
cd esm-package;
npm install;
npm link;
# initalize consuming app
cd esm-app
npm install;
npm link esm-package;
npm run start # throws error: Function.prototype.toString requires that 'this' be a Function