Dump&Load API extended

Author: paneq

lib/protobuf_nested_struct.rb

@@ -7,6 +7,17 @@
 
 module ProtobufNestedStruct
   class Value
+    def self.dump(obj)
+      v = new
+      v.from_ruby(obj)
+      encode(v)
+    end
+
+    def self.load(string)
+      v = decode(string)
+      v.to_ruby
+    end
+
     def from_ruby(obj)
       case obj
         when nil
@@ -60,6 +71,17 @@ def to_ruby
   end
 
   class HashMapStringValue
+    def self.dump(obj)
+      v = new
+      v.from_ruby(obj)
+      encode(v)
+    end
+
+    def self.load(string)
+      v = decode(string)
+      v.to_ruby
+    end
+
     def from_ruby(obj)
       Hash === obj or raise ArgumentError
       obj.each do |key, value|
@@ -76,6 +98,17 @@ def to_ruby
   end
 
   class ListValue
+    def self.dump(obj)
+      v = new
+      v.from_ruby(obj)
+      encode(v)
+    end
+
+    def self.load(string)
+      v = decode(string)
+      v.to_ruby
+    end
+
     def from_ruby(obj)
       Array === obj or raise ArgumentError
       values.clear
@@ -90,13 +123,10 @@ def to_ruby
   end
 
   def self.dump(obj)
-    v = Value.new
-    v.from_ruby(obj)
-    Value.encode(v)
+    Value.dump(obj)
   end
 
   def self.load(string)
-    v = Value.decode(string)
-    v.to_ruby
+    Value.load(string)
   end
 end

spec/protobuf_nested_struct_spec.rb

@@ -262,16 +262,40 @@ module ProtobufNestedStruct
 
     specify ".load & .dump" do
       obj = {"asd" => "def"}
-      expect(dump_and_load(obj)).to eql(obj)
+      expect(dump_and_load(obj, ProtobufNestedStruct)).to eql(obj)
 
       obj = nil
-      expect(dump_and_load(obj)).to eql(obj)
+      expect(dump_and_load(obj, ProtobufNestedStruct)).to eql(obj)
 
       obj = [1,2,"5", 6.0]
-      expect(dump_and_load(obj)).to eql(obj)
+      expect(dump_and_load(obj, ProtobufNestedStruct)).to eql(obj)
 
       obj = true
-      expect(dump_and_load(obj)).to eql(obj)
+      expect(dump_and_load(obj, ProtobufNestedStruct)).to eql(obj)
+    end
+
+    specify "Value.load & Value.dump" do
+      obj = {"asd" => "def"}
+      expect(dump_and_load(obj, Value)).to eql(obj)
+
+      obj = nil
+      expect(dump_and_load(obj, Value)).to eql(obj)
+
+      obj = [1,2,"5", 6.0]
+      expect(dump_and_load(obj, Value)).to eql(obj)
+
+      obj = true
+      expect(dump_and_load(obj, Value)).to eql(obj)
+    end
+
+    specify "HashMapStringValue.load & HashMapStringValue.dump" do
+      obj = {"asd" => "def"}
+      expect(dump_and_load(obj, HashMapStringValue)).to eql(obj)
+    end
+
+    specify "ListValue.load & ListValue.dump" do
+      obj = [1,2,"5", 6.0]
+      expect(dump_and_load(obj, ListValue)).to eql(obj)
     end
 
     private
@@ -281,8 +305,8 @@ def clone(v)
       klass.decode(klass.encode(v))
     end
 
-    def dump_and_load(obj)
-      ProtobufNestedStruct.load(ProtobufNestedStruct.dump(obj))
+    def dump_and_load(obj, klass)
+      klass.load(klass.dump(obj))
     end
   end
 end