chore: Format examples in doc strings - datasource crates #18338
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alamb
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Oct 28, 2025
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Thanks @CuteChuanChuan -- can you please also double check the ascii art isn't messed up by this change?
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Which issue does this PR close?
Part of #16915
Rationale for this change
Format code examples in documentation comments to improve readability and maintain consistent code style across the codebase. This is part of a multi-PR effort to format all doc comment examples and eventually enable CI checks to enforce this formatting.
What changes are included in this PR?
Run
cargo fmt -p <crate> -- --config format_code_in_doc_comments=truefor the following datasource-related crates:datafusion-datasourcedatafusion-datasource-arrowdatafusion-datasource-avrodatafusion-datasource-csvdatafusion-datasource-jsondatafusion-datasource-parquetAre these changes tested?
No testing needed - this is purely a formatting change with no functional modifications.
Are there any user-facing changes?
No - this only affects documentation formatting.