fix(types): AppType getInitialProps should return AppInitialProps - #98334
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thedhruvhegde wants to merge 1 commit into
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fix(types): AppType getInitialProps should return AppInitialProps#98334thedhruvhegde wants to merge 1 commit into
thedhruvhegde wants to merge 1 commit into
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App.getInitialProps is typed as returning P, so returning { pageProps } failed typecheck even though Next.js requires that shape. Align AppType with Next.js runtime and the AppInitialProps contract.
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why
AppType<P>['getInitialProps']was typed as returningP. Next.js actually requires{ pageProps }(AppInitialProps<P>), so a correct_appimplementation failed typecheck and a wrong{ foo: 'bar' }return typechecked.what
getInitialPropsasAppInitialProps<P>_appfixture to return{ pageProps }related #42846