Support file-level type: ignore comments#15081
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MichaReiser merged 1 commit intomainfrom Dec 23, 2024
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| let (suppressions, suppressed_range) = | ||
| // `type: ignore` comments at the start of the file apply to the entire range. | ||
| // > A # type: ignore comment on a line by itself at the top of a file, before any docstrings, | ||
| // > imports, or other executable code, silences all errors in the file. | ||
| // > Blank lines and other comments, such as shebang lines and coding cookies, | ||
| // > may precede the # type: ignore comment. | ||
| // > https://typing.readthedocs.io/en/latest/spec/directives.html#type-ignore-comments | ||
| if comment.kind.is_type_ignore() && !self.seen_non_trivia_token { | ||
| ( | ||
| &mut self.file, | ||
| TextRange::new(0.into(), self.source.text_len()), | ||
| ) | ||
| } else { | ||
| ( | ||
| &mut self.line, | ||
| TextRange::new(line_start, comment.range.end()), | ||
| ) | ||
| }; |
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This is the only new code in this block. Everything else was extracted from the suppressions functions
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| including module docstrings. | ||
| """ | ||
|
|
||
| # type: ignore |
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Should this emit a diagnostic? Or not necessary, because it just won't work and that will be obvious from other diagnostics in the file?
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Summary
This PR adds support for file-level
type: ignorecommentsI intentionally didn't enable this behavior for
knot: ignorecomments because we may want to introduce a distinct syntax that not only allows suppressing errors but also enabling rules or changing the rule's severity:knot: possibly-undefined-variable="warn"Test Plan
Added mtests