Rename traits::impl_item -> impl_block as well, as well as the tests

crates/ra_syntax/src/grammar/items.rs

@@ -151,7 +151,7 @@ pub(super) fn maybe_item(p: &mut Parser, flavor: ItemFlavor) -> MaybeItem {
         // test unsafe_default_impl
         // unsafe default impl Foo {}
         IMPL_KW => {
-            traits::impl_item(p);
+            traits::impl_block(p);
             IMPL_BLOCK
         }
         _ => {

crates/ra_syntax/src/grammar/items/traits.rs

@@ -40,9 +40,9 @@ pub(crate) fn trait_item_list(p: &mut Parser) {
     m.complete(p, ITEM_LIST);
 }
 
-// test impl_item
+// test impl_block
 // impl Foo {}
-pub(super) fn impl_item(p: &mut Parser) {
+pub(super) fn impl_block(p: &mut Parser) {
     assert!(p.at(IMPL_KW));
     p.bump();
     if choose_type_params_over_qpath(p) {
@@ -52,7 +52,7 @@ pub(super) fn impl_item(p: &mut Parser) {
     // TODO: never type
     // impl ! {}
 
-    // test impl_item_neg
+    // test impl_block_neg
     // impl !Send for X {}
     p.eat(EXCL);
     impl_type(p);