From fc30c5ccbeba2a102922da497809dd3f812544c4 Mon Sep 17 00:00:00 2001
From: Aleksey Kladov <aleksey.kladov@gmail.com>
Date: Sun, 13 Jun 2021 21:09:03 +0300
Subject: internal: refactor incorrect case diagnostics

---
 crates/hir/src/diagnostics.rs | 29 +----------------------------
 crates/hir/src/lib.rs         | 18 ++++++++++--------
 2 files changed, 11 insertions(+), 36 deletions(-)

(limited to 'crates/hir/src')

diff --git a/crates/hir/src/diagnostics.rs b/crates/hir/src/diagnostics.rs
index c294a803b..c2d608eb5 100644
--- a/crates/hir/src/diagnostics.rs
+++ b/crates/hir/src/diagnostics.rs
@@ -34,6 +34,7 @@ macro_rules! diagnostics {
 diagnostics![
     BreakOutsideOfLoop,
     InactiveCode,
+    IncorrectCase,
     MacroError,
     MismatchedArgCount,
     MissingFields,
@@ -195,31 +196,3 @@ impl Diagnostic for InternalBailedOut {
 }
 
 pub use hir_ty::diagnostics::IncorrectCase;
-
-impl Diagnostic for IncorrectCase {
-    fn code(&self) -> DiagnosticCode {
-        DiagnosticCode("incorrect-ident-case")
-    }
-
-    fn message(&self) -> String {
-        format!(
-            "{} `{}` should have {} name, e.g. `{}`",
-            self.ident_type,
-            self.ident_text,
-            self.expected_case.to_string(),
-            self.suggested_text
-        )
-    }
-
-    fn display_source(&self) -> InFile<SyntaxNodePtr> {
-        InFile::new(self.file, self.ident.clone().into())
-    }
-
-    fn as_any(&self) -> &(dyn Any + Send + 'static) {
-        self
-    }
-
-    fn is_experimental(&self) -> bool {
-        true
-    }
-}
diff --git a/crates/hir/src/lib.rs b/crates/hir/src/lib.rs
index b2731b62f..fc147ade3 100644
--- a/crates/hir/src/lib.rs
+++ b/crates/hir/src/lib.rs
@@ -86,8 +86,8 @@ use crate::{
 pub use crate::{
     attrs::{HasAttrs, Namespace},
     diagnostics::{
-        AnyDiagnostic, BreakOutsideOfLoop, InactiveCode, InternalBailedOut, MacroError,
-        MismatchedArgCount, MissingFields, MissingMatchArms, MissingOkOrSomeInTailExpr,
+        AnyDiagnostic, BreakOutsideOfLoop, InactiveCode, IncorrectCase, InternalBailedOut,
+        MacroError, MismatchedArgCount, MissingFields, MissingMatchArms, MissingOkOrSomeInTailExpr,
         MissingUnsafe, NoSuchField, RemoveThisSemicolon, ReplaceFilterMapNextWithFindMap,
         UnimplementedBuiltinMacro, UnresolvedExternCrate, UnresolvedImport, UnresolvedMacroCall,
         UnresolvedModule, UnresolvedProcMacro,
@@ -340,7 +340,7 @@ impl ModuleDef {
         }
     }
 
-    pub fn diagnostics(self, db: &dyn HirDatabase, sink: &mut DiagnosticSink) {
+    pub fn diagnostics(self, db: &dyn HirDatabase) -> Vec<AnyDiagnostic> {
         let id = match self {
             ModuleDef::Adt(it) => match it {
                 Adt::Struct(it) => it.id.into(),
@@ -353,17 +353,19 @@ impl ModuleDef {
             ModuleDef::Module(it) => it.id.into(),
             ModuleDef::Const(it) => it.id.into(),
             ModuleDef::Static(it) => it.id.into(),
-            _ => return,
+            _ => return Vec::new(),
         };
 
         let module = match self.module(db) {
             Some(it) => it,
-            None => return,
+            None => return Vec::new(),
         };
 
+        let mut acc = Vec::new();
         for diag in hir_ty::diagnostics::validate_module_item(db, module.id.krate(), id) {
-            sink.push(diag)
+            acc.push(diag.into())
         }
+        acc
     }
 }
 
@@ -624,7 +626,7 @@ impl Module {
                         acc.extend(m.diagnostics(db, sink, internal_diagnostics))
                     }
                 }
-                _ => decl.diagnostics(db, sink),
+                _ => acc.extend(decl.diagnostics(db)),
             }
         }
 
@@ -1234,7 +1236,7 @@ impl Function {
         }
 
         for diag in hir_ty::diagnostics::validate_module_item(db, krate, self.id.into()) {
-            sink.push(diag)
+            acc.push(diag.into())
         }
         acc
     }
-- 
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