Rename ast::Lit as ast::MetaItemLit.

src/tools/rustfmt/src/attr.rs

@@ -527,14 +527,19 @@ pub(crate) trait MetaVisitor<'ast> {
 
     fn visit_meta_word(&mut self, _meta_item: &'ast ast::MetaItem) {}
 
-    fn visit_meta_name_value(&mut self, _meta_item: &'ast ast::MetaItem, _lit: &'ast ast::Lit) {}
+    fn visit_meta_name_value(
+        &mut self,
+        _meta_item: &'ast ast::MetaItem,
+        _lit: &'ast ast::MetaItemLit,
+    ) {
+    }
 
     fn visit_nested_meta_item(&mut self, nm: &'ast ast::NestedMetaItem) {
         match nm {
             ast::NestedMetaItem::MetaItem(ref meta_item) => self.visit_meta_item(meta_item),
-            ast::NestedMetaItem::Literal(ref lit) => self.visit_literal(lit),
+            ast::NestedMetaItem::Literal(ref lit) => self.visit_meta_item_lit(lit),
         }
     }
 
-    fn visit_literal(&mut self, _lit: &'ast ast::Lit) {}
+    fn visit_meta_item_lit(&mut self, _lit: &'ast ast::MetaItemLit) {}
 }

src/tools/rustfmt/src/modules/visitor.rs

@@ -84,15 +84,19 @@ impl PathVisitor {
 }
 
 impl<'ast> MetaVisitor<'ast> for PathVisitor {
-    fn visit_meta_name_value(&mut self, meta_item: &'ast ast::MetaItem, lit: &'ast ast::Lit) {
+    fn visit_meta_name_value(
+        &mut self,
+        meta_item: &'ast ast::MetaItem,
+        lit: &'ast ast::MetaItemLit,
+    ) {
         if meta_item.has_name(Symbol::intern("path")) && lit.kind.is_str() {
-            self.paths.push(lit_to_str(lit));
+            self.paths.push(meta_item_lit_to_str(lit));
         }
     }
 }
 
 #[cfg(not(windows))]
-fn lit_to_str(lit: &ast::Lit) -> String {
+fn meta_item_lit_to_str(lit: &ast::MetaItemLit) -> String {
     match lit.kind {
         ast::LitKind::Str(symbol, ..) => symbol.to_string(),
         _ => unreachable!(),
@@ -100,7 +104,7 @@ fn lit_to_str(lit: &ast::Lit) -> String {
 }
 
 #[cfg(windows)]
-fn lit_to_str(lit: &ast::Lit) -> String {
+fn meta_item_lit_to_str(lit: &ast::MetaItemLit) -> String {
     match lit.kind {
         ast::LitKind::Str(symbol, ..) => symbol.as_str().replace("/", "\\"),
         _ => unreachable!(),