opt: optimize the judgement of supportsHydration #24284
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zh-lx
commented
Apr 6, 2022
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Comparing: af73043...d794802 Critical size changesIncludes critical production bundles, as well as any change greater than 2%:
Significant size changesIncludes any change greater than 0.2%: (No significant changes) |
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This is not right. You're in the |
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Thank you for signing our Contributor License Agreement. We can now accept your code for this (and any) Meta Open Source project. Thanks! |
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Actually wait, I misread the indentation. |
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This looks good. This does not optimize anything because the flag is static and gets inlined by the compiler. However, it's nice to remove it to avoid confusion about the outer block of code. |
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Summary: This sync includes the following changes: - **[e8f4a6653](facebook/react@e8f4a6653 )**: Fix import in example //<dan>// - **[bb49abea2](facebook/react@bb49abea2 )**: Update some READMEs ([#24290](facebook/react#24290)) //<dan>// - **[4bc465a16](facebook/react@4bc465a16 )**: Rename Controls to PipeableStream ([#24286](facebook/react#24286)) //<Sebastian Markbåge>// - **[ece5295e5](facebook/react@ece5295e5 )**: Remove unnecessary flag check ([#24284](facebook/react#24284)) //<zhoulixiang>// - **[9ededef94](facebook/react@9ededef94 )**: Don't mute hydration errors forcing client render ([#24276](facebook/react#24276)) //<dan>// - **[985272e26](facebook/react@985272e26 )**: Fix name mismatch in react-reconciler custom build. ([#24272](facebook/react#24272)) //<Hikari Hayashi>// - **[b8cfda15e](facebook/react@b8cfda15e )**: changed Transitions type to Array<Transition> ([#24249](facebook/react#24249)) //<Luna Ruan>// - **[c89a15c71](facebook/react@c89a15c71 )**: [ReactDebugTools] wrap uncaught error from rendering user's component ([#24216](facebook/react#24216)) //<Mengdi "Monday" Chen>// - **[ebd7ff65b](facebook/react@ebd7ff65b )**: Don't recreate the same fallback on the client if hydrating suspends ([#24236](facebook/react#24236)) //<dan>// - **[aa05e7315](facebook/react@aa05e7315 )**: Add 4.4.0 release to eslint rules CHANGELOG ([#24234](facebook/react#24234)) //<Brian Vaughn>// - **[7e3121e1c](facebook/react@7e3121e1c )**: Remove unstable_createMutableSource from experimental build ([#24209](facebook/react#24209)) //<Sebastian Silbermann>// - **[0415b18a1](facebook/react@0415b18a1 )**: [ReactDebugTools] add custom error type for future new hooks ([#24168](facebook/react#24168)) //<Mengdi "Monday" Chen>// Changelog: [General][Changed] - React Native sync for revisions 34aa5cf...e8f4a66 jest_e2e[run_all_tests] Reviewed By: kacieb Differential Revision: D35581059 fbshipit-source-id: ee031dfc49b1ef663b601f33f3f3f6c5a804971e
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Summary: This sync includes the following changes: - **[e8f4a6653](facebook/react@e8f4a6653 )**: Fix import in example //<dan>// - **[bb49abea2](facebook/react@bb49abea2 )**: Update some READMEs ([facebook#24290](facebook/react#24290)) //<dan>// - **[4bc465a16](facebook/react@4bc465a16 )**: Rename Controls to PipeableStream ([facebook#24286](facebook/react#24286)) //<Sebastian Markbåge>// - **[ece5295e5](facebook/react@ece5295e5 )**: Remove unnecessary flag check ([facebook#24284](facebook/react#24284)) //<zhoulixiang>// - **[9ededef94](facebook/react@9ededef94 )**: Don't mute hydration errors forcing client render ([facebook#24276](facebook/react#24276)) //<dan>// - **[985272e26](facebook/react@985272e26 )**: Fix name mismatch in react-reconciler custom build. ([facebook#24272](facebook/react#24272)) //<Hikari Hayashi>// - **[b8cfda15e](facebook/react@b8cfda15e )**: changed Transitions type to Array<Transition> ([facebook#24249](facebook/react#24249)) //<Luna Ruan>// - **[c89a15c71](facebook/react@c89a15c71 )**: [ReactDebugTools] wrap uncaught error from rendering user's component ([facebook#24216](facebook/react#24216)) //<Mengdi "Monday" Chen>// - **[ebd7ff65b](facebook/react@ebd7ff65b )**: Don't recreate the same fallback on the client if hydrating suspends ([facebook#24236](facebook/react#24236)) //<dan>// - **[aa05e7315](facebook/react@aa05e7315 )**: Add 4.4.0 release to eslint rules CHANGELOG ([facebook#24234](facebook/react#24234)) //<Brian Vaughn>// - **[7e3121e1c](facebook/react@7e3121e1c )**: Remove unstable_createMutableSource from experimental build ([facebook#24209](facebook/react#24209)) //<Sebastian Silbermann>// - **[0415b18a1](facebook/react@0415b18a1 )**: [ReactDebugTools] add custom error type for future new hooks ([facebook#24168](facebook/react#24168)) //<Mengdi "Monday" Chen>// Changelog: [General][Changed] - React Native sync for revisions 34aa5cf...e8f4a66 jest_e2e[run_all_tests] Reviewed By: kacieb Differential Revision: D35581059 fbshipit-source-id: ee031dfc49b1ef663b601f33f3f3f6c5a804971e
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Summary
The variable
supportsHydrationhas been judged on line 1354, when the code executes to line 1402, the value ofsupportsHydrationmust betrue. So it doesn't need to be judged again.How did you test this change?
It does not need to add additional tests.