add comments for new API

colinger · Nov 22, 2018 · 7b11f45 · 7b11f45
1 parent 327de86
commit 7b11f45
Showing 1 changed file with 7 additions and 0 deletions.
diff --git a/Sources/Mappable/Mapper.swift b/Sources/Mappable/Mapper.swift
@@ -105,6 +105,13 @@ extension Mapper {
 
 extension Mapper {
 
+    /// With the help of @dynamicMemberLookup, mapper API could be simplified:
+    ///
+    ///     // old
+    ///     time = try map.from("time")
+    ///     // new
+    ///     time = try map.time()
+    ///
     public subscript<T>(dynamicMember member: String) -> () throws -> T {
         return { try self.from(member) }
     }