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fix: Avoid importing in source that __vitePreload has declared (close #4016) #4041

merged 2 commits into from Jul 1, 2021


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@xingxiuyi xingxiuyi commented Jun 30, 2021

fix: Avoid importing in source that __vitePreload has declared (close #4016)


this pull request fix #4016 (Error: Identifier '__vitePreload' has already been declared)

Additional context

If the Identifier '__vitePreload' has already been declared, there is no need to repeat the import

Use this simple project to verify:

What is the purpose of this pull request?

  • Bug fix
  • New Feature
  • Documentation update
  • Other

Before submitting the PR, please make sure you do the following

  • Read the Contributing Guidelines.
  • Read the Pull Request Guidelines and follow the Commit Convention.
  • Check that there isn't already a PR that solves the problem the same way to avoid creating a duplicate.
  • Provide a description in this PR that addresses what the PR is solving, or reference the issue that it solves (e.g. fixes #123).
  • Ideally, include relevant tests that fail without this PR but pass with it.

Co-authored-by: patak <>
@antfu antfu merged commit bd34203 into vitejs:main Jul 1, 2021
aleclarson pushed a commit to aleclarson/vite that referenced this pull request Nov 8, 2021
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Successfully merging this pull request may close these issues.

vite build error: Identifier '__vitePreload' has already been declared
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