bendns' repos / rust-analyzer
Unnamed repository; edit this file 'description' to name the repository.
Diffstat (limited to 'crates/ide-diagnostics/src/handlers/trait_impl_reduntant_assoc_item.rs')
-rw-r--r--crates/ide-diagnostics/src/handlers/trait_impl_reduntant_assoc_item.rs56
1 files changed, 0 insertions, 56 deletions
diff --git a/crates/ide-diagnostics/src/handlers/trait_impl_reduntant_assoc_item.rs b/crates/ide-diagnostics/src/handlers/trait_impl_reduntant_assoc_item.rs
deleted file mode 100644
index 446ce7d9fe..0000000000
--- a/crates/ide-diagnostics/src/handlers/trait_impl_reduntant_assoc_item.rs
+++ /dev/null
@@ -1,56 +0,0 @@
-use hir::InFile;
-use itertools::Itertools;
-use syntax::{ast, AstNode};
-
-use crate::{adjusted_display_range, Diagnostic, DiagnosticCode, DiagnosticsContext};
-
-// Diagnostic: trait-impl-reduntant-assoc_item
-//
-// Diagnoses reduntant trait items in a trait impl.
-pub(crate) fn trait_impl_reduntant_assoc_item(
- ctx: &DiagnosticsContext<'_>,
- d: &hir::TraitImplReduntantAssocItems,
-) -> Diagnostic {
- let reduntant = d.reduntant.iter().format_with(", ", |(name, item), f| {
- f(&match *item {
- hir::AssocItem::Function(_) => "`fn ",
- hir::AssocItem::Const(_) => "`const ",
- hir::AssocItem::TypeAlias(_) => "`type ",
- })?;
- f(&name.display(ctx.sema.db))?;
- f(&"`")
- });
- Diagnostic::new(
- DiagnosticCode::RustcHardError("E0407"),
- format!("{reduntant} is not a member of trait"),
- adjusted_display_range::<ast::Impl>(
- ctx,
- InFile { file_id: d.file_id, value: d.impl_.syntax_node_ptr() },
- &|impl_| impl_.trait_().map(|t| t.syntax().text_range()),
- ),
- )
-}
-
-#[cfg(test)]
-mod tests {
- use crate::tests::check_diagnostics;
-
- #[test]
- fn trait_with_default_value() {
- check_diagnostics(
- r#"
-trait Marker {
- fn boo();
-}
-struct Foo;
-impl Marker for Foo {
- //^^^^^^ error: `type T`, `const FLAG`, `fn bar` is not a member of trait
- type T = i32;
- const FLAG: bool = false;
- fn bar() {}
- fn boo() {}
-}
- "#,
- )
- }
-}