Expose React 19 root error callbacks (rootErrorHandlers) + hydration-mismatch debugging guide#3933

Merged

justin808 merged 28 commits into

mainfrom

jg/3892-react19-root-error-callbacks

Jun 15, 2026

Commits on Jun 14, 2026

Expose React 19 root error callbacks via setOptions rootErrorHandlers

justin808
and
claude
committed
Swallow async rootErrorHandlers callback rejections (codex review)

justin808
and
claude
committed
Exclude not-yet-live #3892 links from lychee

justin808
and
claude
committed
Capture root error handlers at root creation (codex review)

justin808
and
claude
committed
Substitute PR number 3933 into changelog entry

justin808
and
claude
committed
Address PR #3933 review: dev-default reporting, merge semantics, shared isThenable

justin808
and
claude
committed
Reuse OSS defaultReportRecoverableError in Pro recoverable-error chain

justin808
and
claude
committed
Move changelog entry to Unreleased and waive bundle-size gate

justin808
and
claude
committed
Clarify root error handler docs
justin808
committed
Warn once for unsupported root error handlers
justin808
committed
Tighten root error handler review fixes
justin808
committed
Address root error handler review follow-ups
justin808
committed
Gate React 19 root error callback tests
justin808
committed
Normalize root error callback DOM ids
justin808
committed
Clarify root error default reporting docs
justin808
committed
Address React 19 root error callback reviews
justin808
committed
Address root error callback review feedback
justin808
committed
Align root error callback edge cases
justin808
committed
Clarify root error callback comments
justin808
committed
Address root error callback review nits
justin808
committed
Normalize Pro root error callback context
justin808
committed
Keep root error callback act helper React 18 compatible
justin808
committed
Merge origin/main into root error callbacks
justin808
committed
Polish root error callback review fixes
justin808
committed
Address root error callback review follow-ups
justin808
committed
Document root error handler invariants
justin808
committed
Clarify null root error handler validation
justin808
committed
Clarify Pro RSC recoverable error reporting docs
justin808
committed

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Expose React 19 root error callbacks (rootErrorHandlers) + hydration-mismatch debugging guide#3933

Expose React 19 root error callbacks (rootErrorHandlers) + hydration-mismatch debugging guide#3933
justin808 merged 28 commits into
mainfrom
jg/3892-react19-root-error-callbacks

Commits on Jun 14, 2026

Expose React 19 root error callbacks via setOptions rootErrorHandlers

Swallow async rootErrorHandlers callback rejections (codex review)

Exclude not-yet-live #3892 links from lychee

Capture root error handlers at root creation (codex review)

Substitute PR number 3933 into changelog entry

Address PR #3933 review: dev-default reporting, merge semantics, shared isThenable

Reuse OSS defaultReportRecoverableError in Pro recoverable-error chain

Move changelog entry to Unreleased and waive bundle-size gate

Clarify root error handler docs

Warn once for unsupported root error handlers

Tighten root error handler review fixes

Address root error handler review follow-ups

Gate React 19 root error callback tests

Normalize root error callback DOM ids

Clarify root error default reporting docs

Address React 19 root error callback reviews

Address root error callback review feedback

Align root error callback edge cases

Clarify root error callback comments

Address root error callback review nits

Normalize Pro root error callback context

Keep root error callback act helper React 18 compatible

Merge origin/main into root error callbacks

Polish root error callback review fixes

Address root error callback review follow-ups

Document root error handler invariants

Clarify null root error handler validation

Clarify Pro RSC recoverable error reporting docs