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@jackpope jackpope commented Jan 27, 2026

#34935 Introduced unstable_reactFragments handle on DOM nodes to enable caching of Observers.

This has been tested in production and is stable so it can be rolled out with the Fragment Refs feature.

@meta-cla meta-cla bot added the CLA Signed label Jan 27, 2026
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Comparing: 90b2dd4...5d353a4

Critical size changes

Includes critical production bundles, as well as any change greater than 2%:

Name +/- Base Current +/- gzip Base gzip Current gzip
oss-stable/react-dom/cjs/react-dom.production.js = 6.84 kB 6.84 kB = 1.88 kB 1.88 kB
oss-stable/react-dom/cjs/react-dom-client.production.js = 609.58 kB 609.58 kB = 107.80 kB 107.80 kB
oss-experimental/react-dom/cjs/react-dom.production.js = 6.84 kB 6.84 kB = 1.88 kB 1.88 kB
oss-experimental/react-dom/cjs/react-dom-client.production.js = 675.51 kB 675.51 kB = 118.75 kB 118.75 kB
facebook-www/ReactDOM-prod.classic.js = 695.14 kB 695.09 kB = 122.19 kB 122.18 kB
facebook-www/ReactDOM-prod.modern.js = 685.52 kB 685.47 kB = 120.59 kB 120.58 kB

Significant size changes

Includes any change greater than 0.2%:

(No significant changes)

Generated by 🚫 dangerJS against 5d353a4

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2 participants