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fix: chunks are analysed multiple times #2541

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merged 1 commit into from Apr 4, 2021
Merged

fix: chunks are analysed multiple times #2541

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3 changes: 3 additions & 0 deletions packages/vite/src/node/plugins/importAnalysisBuild.ts
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Expand Up @@ -218,6 +218,7 @@ export function buildImportAnalysisPlugin(config: ResolvedConfig): Plugin {

if (imports.length) {
const s = new MagicString(code)
const analyzed: Set<string> = new Set<string>()
for (let index = 0; index < imports.length; index++) {
const { s: start, e: end, d: dynamicIndex } = imports[index]
// if dynamic import polyfill is used, rewrite the import to
Expand All @@ -234,6 +235,8 @@ export function buildImportAnalysisPlugin(config: ResolvedConfig): Plugin {
// literal import - trace direct imports and add to deps
const addDeps = (filename: string) => {
if (filename === ownerFilename) return
if (analyzed.has(filename)) return
analyzed.add(filename)
const chunk = bundle[filename] as OutputChunk | undefined
if (chunk) {
deps.add(config.base + chunk.fileName)
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