[core] Add debug values to various hooks #19515
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eps1lon
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eps1lon
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Feb 1, 2020
| }; | ||
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| return (props = {}) => { | ||
| const useStyles = (props = {}) => { |
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vs.
We could potentially incorporate the name option into the display name of the hook but that might be confusing if the hook name changes between components. Usually you only have a single useStyles per component and even if you have more than 1 then the name will be reflected in the debug value.
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oliviertassinari
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Mar 4, 2020
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eps1lon
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Mar 17, 2020
| // skip | ||
| // import * as React from 'react' | ||
| // if (__DEV__) React.useDebugValue() | ||
| ignoreWarning = true; |
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@TrySound Is this expected from rollup? Feels like it should not warn here but remove the import. Or is this terser territory?
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Let's leave this as a console.warn as opposed to throwing as a reminder that this isn't fully dce'd (Dead Code Elimination). It's only 23Bytes anyway.
oliviertassinari
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useThemedisplays the themeuseMediaQuerydisplays{ query: string, match: boolean }makeStylesnow has a name and returns the class keys with their name i.e.Record<string, string>useFocusVisiblereturns the focus-visible stateShould be visible as soon as facebook/react#18070 is released.