streams.rb in vedeu-0.8.14

- old
+ new
@@ -8,52 +8,58 @@
     #
     # @api private
     #
     class Streams < Vedeu::Repositories::Collection
 
-      # @param (see Vedeu::Repositories::Collection#initialize)
-      # @macro raise_invalid_syntax
-      # @return [Vedeu::Views::Streams]
-      def self.coerce(collection = [], parent = nil, name = nil)
-        if collection.is_a?(Vedeu::Views::Streams)
-          collection
+      class << self
 
-        elsif collection.is_a?(Array)
-          return new(collection, parent, name) if collection.empty?
+        include Vedeu::Common
 
-          coerced_collection = []
-          collection.each do |element|
-            if element.is_a?(Vedeu::Views::Stream)
-              coerced_collection << element
+        # @param (see Vedeu::Repositories::Collection#initialize)
+        # @macro raise_invalid_syntax
+        # @return [Vedeu::Views::Streams]
+        def coerce(collection = [], parent = nil, name = nil)
+          if collection.is_a?(Vedeu::Views::Streams)
+            collection
 
-            elsif element.is_a?(String)
-              coerced_collection << Vedeu::Views::Stream.new(value: element)
+          elsif array?(collection)
+            return new(collection, parent, name) if collection.empty?
 
+            coerced_collection = []
+            collection.each do |element|
+              if element.is_a?(Vedeu::Views::Stream)
+                coerced_collection << element
+
+              elsif string?(element)
+                coerced_collection << Vedeu::Views::Stream.new(value: element)
+
+              end
             end
-          end
 
-          new(coerced_collection, parent, name)
+            new(coerced_collection, parent, name)
 
-        elsif collection.is_a?(Vedeu::Views::Stream)
-          new([collection], parent, name)
+          elsif collection.is_a?(Vedeu::Views::Stream)
+            new([collection], parent, name)
 
-        elsif collection.is_a?(Vedeu::Views::Chars)
-          return new([], parent, name) if collection.empty?
+          elsif collection.is_a?(Vedeu::Views::Chars)
+            return new([], parent, name) if collection.empty?
 
-          new([Vedeu::Views::Stream.new(value: collection)], parent, name)
+            new([Vedeu::Views::Stream.new(value: collection)], parent, name)
 
-        elsif collection.is_a?(String)
-          return new([], parent, name) if collection.empty?
+          elsif string?(collection)
+            return new([], parent, name) if collection.empty?
 
-          new([Vedeu::Views::Stream.new(value: collection)], parent, name)
+            new([Vedeu::Views::Stream.new(value: collection)], parent, name)
 
-        else
-          raise Vedeu::Error::InvalidSyntax,
-                'Cannot coerce for Vedeu::View::Streams, as collection ' \
-                "unrecognised. (#{collection.class.name})"
+          else
+            raise Vedeu::Error::InvalidSyntax,
+                  'Cannot coerce for Vedeu::View::Streams, as collection ' \
+                  "unrecognised. (#{collection.class.name})"
 
+          end
         end
-      end
+
+      end # Eigenclass
 
       alias streams value
 
     end # Streams
 