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Addon-Vitest: Ensure Storybook starts correctly across platforms by using shell in spawn #33116

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Merged
valentinpalkovic merged 1 commit into from
Nov 21, 2025
Merged

Addon-Vitest: Ensure Storybook starts correctly across platforms by using shell in spawn #33116

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5 changes: 4 additions & 1 deletion code/addons/vitest/src/vitest-plugin/global-setup.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -44,7 +44,10 @@ const startStorybookIfNotRunning = async () => {

try {
// We don't await the process because we don't want Vitest to hang while Storybook is starting
storybookProcess = spawn(storybookScript, [], {
// Use shell so commands like `yarn storybook --no-open` or `npm run storybook -- --no-open`
// are interpreted correctly across platforms.
storybookProcess = spawn(storybookScript, {
shell: true,
stdio: process.env.DEBUG === 'storybook' ? 'pipe' : 'ignore',
cwd: process.cwd(),
});
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