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Lodash: Refactor away from useFocusFirstElement #43847

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merged 1 commit into from Sep 5, 2022

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@tyxla tyxla commented Sep 5, 2022

What?

This PR removes all of the Lodash from the useFocusFirstElement hook. There are just a few usages and conversion is pretty straightforward.

Why?

Lodash is known to unnecessarily inflate the bundle size of packages, and in most cases, it can be replaced with native language functionality. See these for more information and rationale:

How?

We're replacing a few usages with their native counterparts.

Testing Instructions

  • Open the post editor, and insert a few blocks.
  • Verify that inserting a new block focuses that block.
  • Verify that removing a block focuses the last block above it.
  • Verify all checks are green.

@tyxla tyxla added [Type] Performance Related to performance efforts [Type] Code Quality Issues or PRs that relate to code quality [Package] Block editor /packages/block-editor labels Sep 5, 2022
@tyxla tyxla self-assigned this Sep 5, 2022
@tyxla tyxla requested a review from ellatrix as a code owner September 5, 2022 10:02
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Size Change: +1 B (0%)

Total Size: 1.25 MB

Filename Size Change
build/block-editor/index.min.js 161 kB +1 B (0%)
ℹ️ View Unchanged
Filename Size
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LGTM, good change! 👍

@tyxla tyxla merged commit 35a2579 into trunk Sep 5, 2022
@tyxla tyxla deleted the remove/lodash-use-focus-first-element branch September 5, 2022 14:10
@github-actions github-actions bot added this to the Gutenberg 14.1 milestone Sep 5, 2022
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