When, for example, a function is moved between from one place to another we recrawl and end up double counting any references it holds to the upper scope. This protects against that. (The same thing is done for constant violations in the `reassign` method)
The compiler for writing next generation JavaScript.
Looking for support?
For questions and support please visit the discussion forum, Slack community, or StackOverflow.
Want to report a bug or request a feature?
Bugs and feature requests should be posted at phabricator.babeljs.io.
You can directly translate a github issue to phabricator; just add a T to the beginning of the issue.
https://phabricator.babeljs.io/T2168
corresponds to
https://github.com/babel/babel/issues/2168
Want to report an issue with babeljs.io?
For documentation and website issues please visit the babel.github.io repo.
Description
Languages
JavaScript
99.5%
Makefile
0.3%
HTML
0.1%