Package.activateConfig is deprecated.

[zimme]

Use a config schema instead. See the configuration section
of https://atom.io/docs/latest/hacking-atom-package-word-count and
https://atom.io/docs/api/latest/Config for more details

Package.activateConfig (/opt/homebrew-cask/Caskroom/atom/latest/Atom.app/Contents/Resources/app.asar/src/package.js:247:11)
Package.activateNow (/opt/homebrew-cask/Caskroom/atom/latest/Atom.app/Contents/Resources/app.asar/src/package.js:218:14)
<unknown> (/opt/homebrew-cask/Caskroom/atom/latest/Atom.app/Contents/Resources/app.asar/src/package.js:203:30)
Package.measure (/opt/homebrew-cask/Caskroom/atom/latest/Atom.app/Contents/Resources/app.asar/src/package.js:147:15)

[kyoh86]

+1

[kevinsawicki]

Fixed by #14