Blueprint 4.0

Breaking changes overview

Major changes

• React 16.8+ required
• CSS namespace changed from bp3- to bp4-
• Icons build pipeline has been revamped, so icon font support is restored
  • See Icons 4.0 changes for more info

Removal/migration of deprecated APIs

core

• IKeyWhitelist and IKeyBlacklist are removed (deprecated since 3.30.0)
  • Use KeyAllowlist / KeyDenylist instead.
• Utils.safeInvoke and Utils.safeInvokeOrValue are removed (deprecated since 3.32.0)
  • Use TypeScript optional call operator ?.() instead (available since TS 3.7).
• Utils.createReactRef and IElementRefProps are removed (deprecated since 3.43.0)
  • Use ref prop name and React.createRef, React.useRef, React.forwardRef() instead
• IDrawerProps.vertical is removed (deprecated since 3.15.0)
  • Use the position prop on <Drawer> instead.
• <HTMLTable> component small prop is removed (deprecated since 3.6.0)
  • Use the condensed prop instead.
• Menu.Item and Menu.Divider are removed (deprecated since 3.38.0, see #3829)
  • Use MenuItem and MenuDivider instead.
• IConstructor is removed (deprecated since 3.43.0)
• LifecycleCompatPolyfill type is removed (deprecated since 3.43.0)
• Icon.SIZE_*, Drawer.SIZE_*, Spinner.SIZE_* constants removed (deprecated since 3.44.1)
  • Use IconSize, DrawerSize, and SpinnerSize, respectively, instead
• IconProps.iconSize is removed (deprecated since 3.47.0)
  • Use the size prop on <Icon> instead.