Move incorrect case diagnostic things into their module

crates/hir_ty/src/diagnostics.rs

@@ -4,92 +4,10 @@ mod match_check;
 mod unsafe_check;
 mod decl_check;
 
-use std::fmt;
-
-use base_db::CrateId;
-use hir_def::ModuleDefId;
-use hir_expand::HirFileId;
-use syntax::{ast, AstPtr};
-
-use crate::db::HirDatabase;
-
 pub use crate::diagnostics::{
+    decl_check::{incorrect_case, IncorrectCase},
     expr::{
         record_literal_missing_fields, record_pattern_missing_fields, BodyValidationDiagnostic,
     },
     unsafe_check::missing_unsafe,
 };
-
-pub fn validate_module_item(
-    db: &dyn HirDatabase,
-    krate: CrateId,
-    owner: ModuleDefId,
-) -> Vec<IncorrectCase> {
-    let _p = profile::span("validate_module_item");
-    let mut validator = decl_check::DeclValidator::new(db, krate);
-    validator.validate_item(owner);
-    validator.sink
-}
-
-#[derive(Debug)]
-pub enum CaseType {
-    // `some_var`
-    LowerSnakeCase,
-    // `SOME_CONST`
-    UpperSnakeCase,
-    // `SomeStruct`
-    UpperCamelCase,
-}
-
-impl fmt::Display for CaseType {
-    fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
-        let repr = match self {
-            CaseType::LowerSnakeCase => "snake_case",
-            CaseType::UpperSnakeCase => "UPPER_SNAKE_CASE",
-            CaseType::UpperCamelCase => "CamelCase",
-        };
-
-        write!(f, "{}", repr)
-    }
-}
-
-#[derive(Debug)]
-pub enum IdentType {
-    Constant,
-    Enum,
-    Field,
-    Function,
-    Parameter,
-    StaticVariable,
-    Structure,
-    Variable,
-    Variant,
-}
-
-impl fmt::Display for IdentType {
-    fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
-        let repr = match self {
-            IdentType::Constant => "Constant",
-            IdentType::Enum => "Enum",
-            IdentType::Field => "Field",
-            IdentType::Function => "Function",
-            IdentType::Parameter => "Parameter",
-            IdentType::StaticVariable => "Static variable",
-            IdentType::Structure => "Structure",
-            IdentType::Variable => "Variable",
-            IdentType::Variant => "Variant",
-        };
-
-        write!(f, "{}", repr)
-    }
-}
-
-#[derive(Debug)]
-pub struct IncorrectCase {
-    pub file: HirFileId,
-    pub ident: AstPtr<ast::Name>,
-    pub expected_case: CaseType,
-    pub ident_type: IdentType,
-    pub ident_text: String,
-    pub suggested_text: String,
-}