meta: deprecated resolve by id, added entt::resolve_id

docs/md/meta.md

@@ -260,19 +260,18 @@ All this has the great merit that, unlike the vast majority of the things
 present in this library and closely linked to the compile-time, the reflection
 system stands in fact as a non-intrusive tool for the runtime.
 
-To search for a reflected type there are two options: by type or by _name_. In
-both cases, the search can be done by means of the `resolve` function:
+To search for a reflected type there are a few options:
 
 ```cpp
-// search for a reflected type by type
+// direct access to a reflected type
 auto by_type = entt::resolve<my_type>();
 
-// search for a reflected type by name
-auto by_name = entt::resolve("reflected_type"_hs);
+// search for a reflected type by identifier
+auto by_id = entt::resolve_id("reflected_type"_hs);
 ```
 
-There exits also a third overload of the `resolve` function to use to iterate
-all the reflected types at once:
+There exits also an overload of the `resolve` function to use to iterate all the
+reflected types at once:
 
 ```cpp
 resolve([](auto type) {

src/entt/meta/factory.hpp

@@ -860,14 +860,19 @@ inline meta_type resolve_if(Func func) ENTT_NOEXCEPT {
 
 
 /**
- * @brief Returns the meta type associated with a given identifier.
+ * @brief Returns the meta type associated with a given identifier, if any.
  * @param id Unique identifier.
- * @return The meta type associated with the given id, if any.
+ * @return The meta type associated with the given identifier, if any.
  */
+inline meta_type resolve_id(const id_type id) ENTT_NOEXCEPT {
+    return resolve_if([id](const auto type) { return type.id() == id; });
+}
+
+
+/*! @copydoc resolve_id */
+[[deprecated("use entt::resolve_id instead")]]
 inline meta_type resolve(const id_type id) ENTT_NOEXCEPT {
-    return internal::find_if([id](const auto *curr) {
-        return curr->id == id;
-    }, *internal::meta_context::global);
+    return resolve_id(id);
 }