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Refactor is_snake_case.

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This commit is contained in:
Diane Ringo 2025-03-13 20:31:59 -05:00
parent cbfdf0b014
commit b9f0ca11bc
1 changed files with 7 additions and 12 deletions
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19
compiler/rustc_lint/src/nonstandard_style.rs
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@ -274,18 +274,13 @@ impl NonSnakeCase {
let ident = ident.trim_start_matches('\'');
let ident = ident.trim_matches('_');
let mut allow_underscore = true;
ident.chars().all(|c| {
allow_underscore = match c {
'_' if !allow_underscore => return false,
'_' => false,
// It would be more obvious to use `c.is_lowercase()`,
// but some characters do not have a lowercase form
c if !c.is_uppercase() => true,
_ => return false,
};
true
})
if ident.contains("__") {
return false;
}
// This correctly handles letters in languages with and without
// cases, as well as numbers and underscores.
!ident.chars().any(char::is_uppercase)
}
let name = ident.name.as_str();