derivable_impls

Author: Urhengulas

Cargo.toml

@@ -168,7 +168,6 @@ new_ret_no_self = "allow"
 ## Following lints should be tackled at some point
 borrowed_box = "allow"
 borrow_deref_ref = "allow"
-derivable_impls = "allow"
 derived_hash_with_manual_eq = "allow"
 field_reassign_with_default = "allow"
 forget_non_drop = "allow"

crates/hir-def/src/per_ns.rs

@@ -16,19 +16,13 @@ pub enum Namespace {
     Macros,
 }
 
-#[derive(Debug, Copy, Clone, PartialEq, Eq, Hash)]
+#[derive(Clone, Copy, Debug, Default, Eq, Hash, PartialEq)]
 pub struct PerNs {
     pub types: Option<(ModuleDefId, Visibility, Option<ImportOrExternCrate>)>,
     pub values: Option<(ModuleDefId, Visibility, Option<ImportId>)>,
     pub macros: Option<(MacroId, Visibility, Option<ImportId>)>,
 }
 
-impl Default for PerNs {
-    fn default() -> Self {
-        PerNs { types: None, values: None, macros: None }
-    }
-}
-
 impl PerNs {
     pub fn none() -> PerNs {
         PerNs { types: None, values: None, macros: None }