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Refactor code #43828

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merged 2 commits into from Dec 8, 2022
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14 changes: 8 additions & 6 deletions packages/next/server/dev/hot-reloader.ts
Expand Up @@ -766,7 +766,7 @@ export default class HotReloader {
(
pageHashMap: Map<string, string>,
changedItems: Set<string>,
serverComponentChangeCallback?: (key: string) => void
serverComponentChangedItems?: Set<string>
) =>
(stats: webpack.Compilation) => {
try {
Expand Down Expand Up @@ -849,12 +849,12 @@ export default class HotReloader {
}
pageHashMap.set(key, curHash)

if (serverComponentChangeCallback) {
if (serverComponentChangedItems) {
const serverKey = WEBPACK_LAYERS.server + ':' + key
const prevServerHash = pageHashMap.get(serverKey)
const curServerHash = chunksHashServerLayer.toString()
if (prevServerHash && prevServerHash !== curServerHash) {
serverComponentChangeCallback(key)
serverComponentChangedItems.add(key)
}
pageHashMap.set(serverKey, curServerHash)
}
Expand All @@ -877,16 +877,18 @@ export default class HotReloader {
)
this.multiCompiler.compilers[1].hooks.emit.tap(
'NextjsHotReloaderForServer',
trackPageChanges(prevServerPageHashes, changedServerPages, (key) =>
changedServerComponentPages.add(key)
trackPageChanges(
prevServerPageHashes,
changedServerPages,
changedServerComponentPages
)
)
this.multiCompiler.compilers[2].hooks.emit.tap(
'NextjsHotReloaderForServer',
trackPageChanges(
prevEdgeServerPageHashes,
changedEdgeServerPages,
(key) => changedServerComponentPages.add(key)
changedServerComponentPages
)
)

Expand Down