bugfix: searchbox function go throw a error with no suggestions

[Liyuk]

Summary

What kind of change does this PR introduce? (check at least one)

• Bugfix
• Feature
• Code style update
• Refactor
• Docs
• Build-related changes
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Does this PR introduce a breaking change? (check one)

• Yes
• No

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The PR fulfills these requirements:

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Other information:

searchbox function go throw a error with no suggestions

[ulivz]

Thanks, but please follow the original code style. Remove semicolon and add a space after if.

[Liyuk]

done

[ulivz]

LGTM