Alec Larson

Symlink support is being tracked in #1. See [this comment](https://github.com/facebook/metro/issues/1#issuecomment-457955034), specifically.

Rebased onto v0.56

Waiting on the Jest team, but wouldn't mind getting this reviewed soon. 😎

> if `follow` is just like realpath, we should call it on the entire string so that several levels of symlinks would be potentially resolved? In https://github.com/facebook/jest/pull/6993, the Jest team...

Now that https://github.com/facebook/jest/pull/6993 is supplanted by https://github.com/facebook/jest/pull/7549, all symlinks are cached by `jest-haste-map`, so it should be easy to add support for "symlinks to modules" in addition to the support...

@fr3fou Unlikely. The people over at Jest want "transparent" symlink support, and this PR relies on an implementation of *opaque* symlinks. 😖

Rebased onto v0.56

Bump. This deserves more attention from the Metro team. What does Facebook do internally for this?

When you make a change to a file in your bundle and restart your app (either from Xcode or via the "Reload JS" button), breakpoints in Chrome devtools are not...

> Still, we could consider a PR that changes https://github.com/v8/web-tooling-benchmark/blob/master/src/acorn-benchmark.js Did you mean to link to the Buble benchmark? > It's important that the measurements are of the same order...