Inferno

• Added new Component lifecycle methods componentWillMove, componentDidAppear and componentWillDisappear
• Added a warning when rendering links with javascript: URLs 7bc3763
• Inferno now uses String.prototype.substring instead of deprecated String.prototype.substr 06195ad https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/String/substr
• Removed development bundle warning when Inferno is used in Jest test environment 5c017e1

Typescript

• Added basic support for JSX Component default props 696006c
• Added missing optimization flag #1595

Inferno-animation

• inferno-animation is a new package that eases animation work using inferno v8 componentDidAppear and componentWillDisappear hooks to coordinate animations and reduce number of repaints browsers have to do https://github.com/infernojs/inferno/tree/master/packages/inferno-animation #1583

Special thanks for improving inferno animations to @jhsware

Inferno-router

• history package has been updated to version 5

Inferno-mobx

• Document details about server side rendering for inferno-mobx d0ed1ca
• Forward exceptions thrown by render so MobX does not eat them 0165ff0
• inferno-mobx observer now correctly throws an exception for incompatible components 2da4cb6
• Clean up new inferno-mobx examples 779f04f
• Added observerPatch to inferno-mobx 8b6750f

Special thanks for improving inferno-mobx to @Gwenio

Build system and internal changes

• Inferno build system has been improved and is now 13 times faster thanks to @jhsware #1558
• Development dependencies have been updated
• Inferno build scripts have been converted to ESM syntax 614a1d2
• Removed color.js and colored output from build, because its maintainer created infinite loop on purpose 320be7d GHSA-gh88-3pxp-6fm8
• Removed rollup-plugin-typescript2 4e36aa7
• Sinon.Js has been removed 0abcc9f
• Benchmarks and Examples have been merged #1554 https://infernojs.github.io/inferno/

Breaking changes

• VNodeFlags.Void has been removed c658a41, use null or undefined vNode instead
• Internet Explorer is not actively tested anymore due to Internet Explorer retiring on June 15, 2022 and jasmine v4 has dropped IE support https://github.com/jasmine/jasmine/blob/main/release_notes/4.0.0.md
• inferno-component package has been removed. Component is available in "inferno" main package
• inferno-devtools is discontinued 537cb2d
• method findDOMfromVNode is now called findDOMFromVNode
• method isDOMinsideComponent is now called isDOMInsideComponent