Commit59d0b35

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perf(css): avoid constructingrenderedModules (#19775)

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+13

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+13

-4

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Lines changed: 13 additions & 4 deletions

Original file line number	Diff line number	Diff line change
`@@ -640,10 +640,19 @@ export function cssPostPlugin(config: ResolvedConfig): Plugin {`
`640`	`640`
`641`	`641`	`asyncrenderChunk(code,chunk,opts,meta){`
`642`	`642`	`letchunkCSS=''`
`643`		`-constrenderedModules=Object.fromEntries(`
`644`		`-Object.values(meta.chunks).flatMap((chunk)=>`
`645`		`-Object.entries(chunk.modules),`
`646`		`-),`
	`643`	`+constrenderedModules=newProxy(`
	`644`	`+{}asRecord<string,RenderedModule\|undefined>,`
	`645`	`+{`
	`646`	`+get(_target,p){`
	`647`	`+for(constnameinmeta.chunks){`
	`648`	`+constmodules=meta.chunks[name].modules`
	`649`	`+constmodule=modules[passtring]`
	`650`	`+if(module){`
	`651`	`+returnmodule`
	`652`	`+}`
	`653`	`+}`
	`654`	`+},`
	`655`	`+},`
`647`	`656`	`)`
`648`	`657`	`// the chunk is empty if it's a dynamic entry chunk that only contains a CSS import`
`649`	`658`	`constisJsChunkEmpty=code===''&&!chunk.isEntry`

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