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incorrect case diagnostics for param names of trait impl assoc functions

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This commit is contained in:
davidsemakula 2024-02-05 01:31:28 +03:00
parent 33b3b6dbf9
commit b45ee82811
2 changed files with 8 additions and 20 deletions
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26
crates/hir-ty/src/diagnostics/decl_check.rs
View file

@ -316,31 +316,19 @@ impl<'a> DeclValidator<'a> {
/// Check incorrect names for patterns inside the function body.
/// This includes function parameters except for trait implementation associated functions.
fn validate_func_body(&mut self, func: FunctionId) {
// Check whether function is an associated item of a trait implementation
let container = func.lookup(self.db.upcast()).container;
let is_trait_impl_assoc_fn = self.is_trait_impl_container(container);
let body = self.db.body(func.into());
let mut pats_replacements = body
.pats
.iter()
.filter_map(|(pat_id, pat)| match pat {
Pat::Bind { id, .. } => {
// Filter out parameters for trait implementation associated functions.
if is_trait_impl_assoc_fn
&& body.params.iter().any(|param_id| *param_id == pat_id)
{
cov_mark::hit!(trait_impl_assoc_func_param_incorrect_case_ignored);
None
} else {
let bind_name = &body.bindings[*id].name;
let replacement = Replacement {
current_name: bind_name.clone(),
suggested_text: to_lower_snake_case(&bind_name.to_smol_str())?,
expected_case: CaseType::LowerSnakeCase,
};
Some((pat_id, replacement))
}
let bind_name = &body.bindings[*id].name;
let replacement = Replacement {
current_name: bind_name.clone(),
suggested_text: to_lower_snake_case(&bind_name.to_smol_str())?,
expected_case: CaseType::LowerSnakeCase,
};
Some((pat_id, replacement))
}
_ => None,
})

2
crates/ide-diagnostics/src/handlers/incorrect_case.rs
View file

@ -486,7 +486,6 @@ trait BAD_TRAIT {
cov_mark::check!(trait_impl_assoc_const_incorrect_case_ignored);
cov_mark::check!(trait_impl_assoc_type_incorrect_case_ignored);
cov_mark::check_count!(trait_impl_assoc_func_name_incorrect_case_ignored, 2);
cov_mark::check!(trait_impl_assoc_func_param_incorrect_case_ignored);
check_diagnostics_with_disabled(
r#"
trait BAD_TRAIT {
@ -506,6 +505,7 @@ impl BAD_TRAIT for () {
const bad_const: u8 = 0;
type BAD_TYPE = ();
fn BAD_FUNCTION(BAD_PARAM: u8) {
// ^^^^^^^^^ 💡 warn: Parameter `BAD_PARAM` should have snake_case name, e.g. `bad_param`
let BAD_VAR = 0;
// ^^^^^^^ 💡 warn: Variable `BAD_VAR` should have snake_case name, e.g. `bad_var`
}