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fix: enable failing dependencies to be optimised by pre-processing them with esbuild #4275

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merged 6 commits into from Aug 23, 2021
Merged

fix: enable failing dependencies to be optimised by pre-processing them with esbuild #4275

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0b41650
fix: enable JSX dependencies to be optimised
fwouts Jul 16, 2021
939dc27
fix: switch from a warning to a debug statement
fwouts Jul 16, 2021
a88f5b4
fix: ensure you don't need any custom esbuild options
fwouts Jul 16, 2021
3707279
fix: use transformWithEsBuild()
fwouts Aug 21, 2021
45f5d5d
fix: use spread syntax to avoid mutating esbuildOptions outside the f…
fwouts Aug 22, 2021
00e4aa6
fix: do not duplicate esbuildOptions
fwouts Aug 22, 2021
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14 changes: 10 additions & 4 deletions packages/vite/src/node/optimizer/index.ts
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Expand Up @@ -238,7 +238,7 @@ export async function optimizeDeps(
const idToExports: Record<string, ExportsData> = {}
const flatIdToExports: Record<string, ExportsData> = {}

const { plugins = [], ...esbuildOptions } =
let { plugins = [], ...esbuildOptions } =
config.optimizeDeps?.esbuildOptions ?? {}

await init
Expand All @@ -256,9 +256,15 @@ export async function optimizeDeps(
const transformed = await transformWithEsbuild(entryContent, filePath, {
loader: 'jsx'
})
// Ensure that optimization won't fail.
esbuildOptions.loader ??= {}
esbuildOptions.loader['.js'] ??= 'jsx'
// Ensure that optimization won't fail by defaulting '.js' to the JSX parser.
// This is useful for packages such as Gatsby.
esbuildOptions = {
...esbuildOptions,
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loader: {
'.js': 'jsx',
...esbuildOptions.loader
}
}
exportsData = parse(transformed.code) as ExportsData
}
for (const { ss, se } of exportsData[0]) {
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