Remove false label when self resolve failure does not relate to macro
#143177
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lcnr
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Jul 3, 2025
lcnr
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Signed-off-by: xizheyin <xizheyin@smail.nju.edu.cn>
Signed-off-by: xizheyin <xizheyin@smail.nju.edu.cn>
xizheyin
changed the title
self when it occur in let bindingsself resolve failure does not relate to macro
Signed-off-by: xizheyin <xizheyin@smail.nju.edu.cn>
xizheyin
commented
Jul 3, 2025
| let is_assoc_fn = self.self_type_is_available(); | ||
| let self_from_macro = "a `self` parameter, but a macro invocation can only \ | ||
| access identifiers it receives from parameters"; | ||
| if let Some((fn_kind, span)) = &self.diag_metadata.current_function { | ||
| if let Some((fn_kind, fn_span)) = &self.diag_metadata.current_function { |
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I keep the fn_span change because span shadow make it confused.
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| // using `let self` is wrong even if we're not in an associated method or if we're in a macro expansion. | ||
| // So, we should return early if we're in a pattern, see issue #143134. | ||
| if matches!(source, PathSource::Pat) { | ||
| return true; | ||
| } | ||
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I return early when the source is Pat.
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| LL | fn main () { | ||
| | ---- this function can't have a `self` parameter |
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It indeed bring some benefits. :)
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Fixes #143134
In the first commit, I did some code-clean, moving
suggest*tosuggestions/dir.In the second, commit, I added ui test.
In the third, I change the code, and present the test result.
r? compiler