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fix(v10/nuxt): Keep sourcesContent in Nuxt 5 server source maps #25499

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Merged
s1gr1d merged 1 commit into from
Oct 19, 2026
Merged

fix(v10/nuxt): Keep sourcesContent in Nuxt 5 server source maps #25499

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7 changes: 5 additions & 2 deletions packages/nuxt/src/vite/sourceMaps.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -332,7 +332,7 @@ export function changeNuxtSourceMapSettings(
}

/** Logs warnings about potentially conflicting source map settings.
* Configures `sourcemapExcludeSources` in Nitro to make source maps usable in Sentry.
* Configures `sourcemapExcludeSources` and `sourcemapMinify` in Nitro to make source maps usable in Sentry.
*
* only exported for testing
*/
Expand Down Expand Up @@ -372,10 +372,13 @@ export function validateNitroSourceMapSettings(
}

nitroConfig.rollupConfig.output.sourcemapExcludeSources = false;
// Nitro's source map minification runs after the bundler wrote the maps: it clears `mappings` of maps with
// `node_modules` sources, and Nitro 3 also deletes `sourcesContent`, which overrides `sourcemapExcludeSources`.
nitroConfig.experimental = { ...nitroConfig.experimental, sourcemapMinify: false };
if (isDebug) {
// eslint-disable-next-line no-console
console.log(
'[Sentry] Set `sourcemapExcludeSources: false` in the Nuxt config (`nitro.rollupConfig.output`). Source maps will now include the actual code to be able to un-minify code snippets in Sentry.',
'[Sentry] Set `sourcemapExcludeSources: false` (`nitro.rollupConfig.output`) and `sourcemapMinify: false` (`nitro.experimental`) in the Nuxt config. Source maps will now include the actual code to be able to un-minify code snippets in Sentry.',
);
}
}
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9 changes: 9 additions & 0 deletions packages/nuxt/test/vite/sourceMaps.test.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -427,6 +427,7 @@ describe('validate sourcemap settings', () => {
rollupConfig?: {
output?: { sourcemap?: SourceMapSetting; sourcemapExcludeSources?: boolean };
};
experimental?: { asyncContext?: boolean; sourcemapMinify?: false };
};
type MinimalNuxtConfig = {
options: { sourcemap?: SourceMapSetting | { server?: SourceMapSetting; client?: SourceMapSetting } };
Expand Down Expand Up @@ -462,6 +463,14 @@ describe('validate sourcemap settings', () => {
expect(nitroConfig?.rollupConfig?.output?.sourcemapExcludeSources).toBe(false);
});

it("should disable Nitro's source map minification and keep other experimental options", () => {
const nitroConfig = { ...getNitroConfig(true), experimental: { asyncContext: true } };

validateNitroSourceMapSettings(getNuxtConfig(true), nitroConfig, { debug: true });

expect(nitroConfig.experimental).toEqual({ asyncContext: true, sourcemapMinify: false });
});

it('should not show console.warn when rollup sourcemap is undefined', () => {
const nitroConfig = getNitroConfig(true);

Expand Down
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