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feat: include duplicate assets in the manifest #9928

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merged 6 commits into from Sep 22, 2022
Merged

feat: include duplicate assets in the manifest #9928

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68c87fd
fix: include duplicate assets in the bundle
timacdonald Aug 31, 2022
7757787
fix: wrong filename in manifest
timacdonald Sep 2, 2022
9f0ba41
chore: relocate to manifest only side-effects
timacdonald Sep 2, 2022
60d024d
chore: remove isDuplicate manifest key
timacdonald Sep 5, 2022
12e4548
chore: make duplicates weakmap
timacdonald Sep 5, 2022
ffd0bef
chore: refactor array to map
timacdonald Sep 5, 2022
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15 changes: 14 additions & 1 deletion packages/vite/src/node/plugins/asset.ts
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Expand Up @@ -5,6 +5,7 @@ import { Buffer } from 'node:buffer'
import * as mrmime from 'mrmime'
import type {
NormalizedOutputOptions,
OutputAsset,
OutputOptions,
PluginContext,
PreRenderedAsset,
Expand All @@ -20,6 +21,8 @@ import { FS_PREFIX } from '../constants'

export const assetUrlRE = /__VITE_ASSET__([a-z\d]{8})__(?:\$_(.*?)__)?/g

export const duplicateAssets = new WeakMap<ResolvedConfig, OutputAsset[]>()

const rawRE = /(\?|&)raw(?:&|$)/
const urlRE = /(\?|&)url(?:&|$)/

Expand Down Expand Up @@ -129,6 +132,7 @@ export function assetPlugin(config: ResolvedConfig): Plugin {
buildStart() {
assetCache.set(config, new Map())
emittedHashMap.set(config, new Set())
duplicateAssets.set(config, [])
},

resolveId(id) {
Expand Down Expand Up @@ -470,15 +474,24 @@ async function fileToBuiltUrl(
map.set(contentHash, fileName)
}
const emittedSet = emittedHashMap.get(config)!
const duplicates = duplicateAssets.get(config)!
const name = normalizePath(path.relative(config.root, file))
if (!emittedSet.has(contentHash)) {
const name = normalizePath(path.relative(config.root, file))
pluginContext.emitFile({
name,
fileName,
type: 'asset',
source: content
})
emittedSet.add(contentHash)
} else {
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duplicates.push({
name,
fileName: map.get(contentHash)!,
type: 'asset',
source: content,
isAsset: true
})
}

url = `__VITE_ASSET__${contentHash}__${postfix ? `$_${postfix}__` : ``}` // TODO_BASE
Expand Down
6 changes: 6 additions & 0 deletions packages/vite/src/node/plugins/manifest.ts
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Expand Up @@ -4,6 +4,7 @@ import type { ResolvedConfig } from '..'
import type { Plugin } from '../plugin'
import { normalizePath } from '../utils'
import { cssEntryFilesCache } from './css'
import { duplicateAssets } from './asset'

export type Manifest = Record<string, ManifestChunk>

Expand Down Expand Up @@ -122,6 +123,11 @@ export function manifestPlugin(config: ResolvedConfig): Plugin {
}
}

duplicateAssets.get(config)!.forEach((asset) => {
const chunk = createAsset(asset)
manifest[asset.name!] = chunk
})

outputCount++
const output = config.build.rollupOptions?.output
const outputLength = Array.isArray(output) ? output.length : 1
Expand Down