19.1.0-rc.2 (May 14, 2025)

babel-plugin-react-compiler

• Fix for string attribute values with emoji #33096 by @josephsavona

19.1.0-rc.1 (April 21, 2025)

eslint-plugin-react-hooks

• Temporarily disable ref access in render validation #32839 by @poteto
• Fix type error with recommended config #32666 by @niklasholm
• Merge rule from eslint-plugin-react-compiler into react-hooks plugin #32416 by @michaelfaith
• Add dev dependencies for typescript migration #32279 by @michaelfaith
• Support v9 context api #32045 by @michaelfaith
• Support eslint 8+ flat plugin syntax out of the box for eslint-plugin-react-compiler #32120 by @orta

babel-plugin-react-compiler

• Support satisfies operator #32742 by @rodrigofariow
• Fix inferEffectDependencies lint false positives #32769 by @mofeiZ
• Fix hoisting of let declarations #32724 by @mofeiZ
• Avoid failing builds when import specifiers conflict or shadow vars #32663 by @mofeiZ
• Optimize components declared with arrow function and implicit return and compilationMode: 'infer' #31792 by @dimaMachina
• Validate static components #32683 by @josephsavona
• Hoist dependencies from functions more conservatively #32616 by @mofeiZ
• Implement NumericLiteral as ObjectPropertyKey #31791 by @dimaMachina
• Avoid bailouts when inserting gating #32598 by @mofeiZ
• Stop bailing out early for hoisted gated functions #32597 by @mofeiZ
• Add shape for Array.from #32522 by @mofeiZ
• Patch array and argument spread mutability #32521 by @mofeiZ
• Make CompilerError compatible with reflection #32539 by @poteto
• Add simple walltime measurement #32331 by @poteto
• Improve error messages for unhandled terminal and instruction kinds #32324 by @inottn
• Handle TSInstantiationExpression in lowerExpression #32302 by @inottn
• Fix invalid Array.map type #32095 by @mofeiZ
• Patch for JSX escape sequences in @babel/generator #32131 by @mofeiZ
• JSXText emits incorrect with bracket #32138 by @himself65
• Validation against calling impure functions #31960 by @josephsavona
• Always target node #32091 by @poteto
• Patch compilationMode:infer object method edge case #32055 by @mofeiZ
• Generate ts defs #31994 by @poteto
• Relax react peer dep requirement #31915 by @poteto
• Allow type cast expressions with refs #31871 by @josephsavona
• Add shape for global Object.keys #31583 by @mofeiZ
• Optimize method calls w props receiver #31775 by @josephsavona
• Fix dropped ref with spread props in InlineJsxTransform #31726 by @jackpope
• Support for non-declatation for in/of iterators #31710 by @mvitousek
• Support for context variable loop iterators #31709 by @mvitousek
• Replace deprecated dependency in eslint-plugin-react-compiler #31629 by @rakleed
• Support enableRefAsProp in jsx transform #31558 by @jackpope
• Fix: ref.current now correctly reactive #31521 by @mofeiZ
• Outline JSX with non-jsx children #31442 by @gsathya
• Outline jsx with duplicate attributes #31441 by @gsathya
• Store original and new prop names #31440 by @gsathya
• Stabilize compiler output: sort deps and decls by name #31362 by @mofeiZ
• Bugfix for hoistable deps for nested functions #31345 by @mofeiZ
• Remove compiler runtime-compat fixture library #31430 by @poteto
• Wrap inline jsx transform codegen in conditional #31267 by @jackpope
• Check if local identifier is a hook when resolving globals #31384 by @poteto
• Handle member expr as computed property #31344 by @gsathya
• Fix to ref access check to ban ref?.current #31360 by @mvitousek
• InlineJSXTransform transforms jsx inside function expressions #31282 by @josephsavona

Other

• Add shebang to banner #32225 by @Jeremy-Hibiki
• remove terser from react-compiler-runtime build #31326 by @henryqdineen