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feat(dev): added assets to manifest #6649

Merged
merged 13 commits into from
Jun 19, 2022
27 changes: 26 additions & 1 deletion packages/vite/src/node/plugins/css.ts
Original file line number Diff line number Diff line change
Expand Up @@ -47,6 +47,7 @@ import {
import type { Logger } from '../logger'
import { addToHTMLProxyTransformResult } from './html'
import {
assetFileNamesToFileName,
assetUrlRE,
checkPublicFile,
fileToUrl,
Expand Down Expand Up @@ -488,6 +489,10 @@ export function cssPostPlugin(config: ResolvedConfig): Plugin {
return chunkCSS
}

function ensureFileExt(name: string, ext: string) {
return path.format({ ...path.parse(name), base: undefined, ext })
}

if (config.build.cssCodeSplit) {
if (isPureCssChunk) {
// this is a shared CSS-only chunk that is empty.
Expand All @@ -498,14 +503,34 @@ export function cssPostPlugin(config: ResolvedConfig): Plugin {
opts.format === 'cjs' ||
opts.format === 'system'
) {
const cssAssetName = chunk.name + '.css'
const cssAssetName = ensureFileExt(
chunk.facadeModuleId
? normalizePath(path.relative(config.root, chunk.facadeModuleId))
: chunk.name,
'.css'
)

chunkCSS = resolveAssetUrlsInCss(chunkCSS, cssAssetName)
chunkCSS = await finalizeCss(chunkCSS, true, config)

const output = config.build?.rollupOptions?.output
const assetFileNames =
(output && !Array.isArray(output)
? output.assetFileNames
: undefined) ??
// defaults to '<assetsDir>/[name].[hash][extname]'
// slightly different from rollup's one ('assets/[name]-[hash][extname]')
path.posix.join(config.build.assetsDir, '[name].[hash][extname]')

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This is copied verbatim from asset.ts so we could potentially extract it to function if we wanted to keep that logic and naming pattern centralised.

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Done, there was also a fix for plugin legacy with custom asset file names. So this abstraction was needed for it

// emit corresponding css file
const fileHandle = this.emitFile({
name: cssAssetName,
fileName: assetFileNamesToFileName(
assetFileNames,
cssAssetName,
getHash(chunkCSS),
chunkCSS
),
type: 'asset',
source: chunkCSS
})
Expand Down
11 changes: 10 additions & 1 deletion packages/vite/src/node/plugins/manifest.ts
Original file line number Diff line number Diff line change
@@ -1,5 +1,5 @@
import path from 'path'
import type { OutputChunk } from 'rollup'
import type { OutputAsset, OutputChunk } from 'rollup'
import type { ResolvedConfig } from '..'
import type { Plugin } from '../plugin'
import { normalizePath } from '../utils'
Expand Down Expand Up @@ -99,10 +99,19 @@ export function manifestPlugin(config: ResolvedConfig): Plugin {
return manifestChunk
}

function createAsset(chunk: OutputAsset): ManifestChunk {
return {
file: chunk.fileName,
src: chunk.name
}
}

for (const file in bundle) {
const chunk = bundle[file]
if (chunk.type === 'chunk') {
manifest[getChunkName(chunk)] = createChunk(chunk)
} else if (chunk.type === 'asset' && typeof chunk.name === 'string') {
manifest[chunk.name] = createAsset(chunk)
}
}

Expand Down
Original file line number Diff line number Diff line change
Expand Up @@ -32,8 +32,12 @@ describe.runIf(isBuild)('build', () => {
test('manifest', async () => {
const manifest = readManifest('dev')
const htmlEntry = manifest['index.html']
const cssAssetEntry = manifest['global.css']
const imgAssetEntry = manifest['../images/logo.png']
expect(htmlEntry.css.length).toEqual(1)
expect(htmlEntry.assets.length).toEqual(1)
expect(cssAssetEntry?.file).not.toBeUndefined()
expect(imgAssetEntry?.file).not.toBeUndefined()
})
})

Expand Down