lib/optional/option/enumerable.rb in optional-0.0.3 vs lib/optional/option/enumerable.rb in optional-0.0.4

@@ -5,17 +5,36 @@
     def do &block
       each &block
       self
     end
 
+    def to_ary
+      to_a
+    end
+
+    def flatten
+      from_array to_ary.flatten
+    end
+
+    def juxt(*methods)
+      map { |v| methods.map { |m| v.send(m) } }
+    end
+
+    def map_through(*methods)
+      methods.reduce(self) { |acc, m| acc.map(&m) }
+    end
+
     def map
       from_array super
     end
     alias_method :collect, :map
-    alias_method :flat_map, :map
     alias_method :collect_concat, :map
 
+    def flat_map(&block)
+      map(&block).flatten
+    end
+
     def detect
       from_value super
     end
     alias_method :find, :detect
 
@@ -26,11 +45,11 @@
 
     def grep(value)
       from_array super
     end
 
-    def reject
-      from_array super
+    def reject(*args, &block)
+      from_array to_a.reject(*args, &block)
     end
 
     def reduce(*args, &block)
       if none? && (args.size < 1 || args.size < 2 && block.nil?)
         raise ValueOfNoneError