Fixed to return uint256[] correctly when passed as type

lib/eth/contract/function_input.rb

@@ -32,7 +32,7 @@ def initialize(data)
 
     # Returns complete types with subtypes, e.g., `uint256`.
     def type
-      @type.base_type + @type.sub_type
+      @type.base_type + @type.sub_type + @type.dimensions.map { |dimension| "[#{dimension > 0 ? dimension : ""}]" }.join("")
     end
   end
 end

lib/eth/contract/function_output.rb

@@ -31,7 +31,7 @@ def initialize(data)
 
     # Returns complete types with subtypes, e.g., `uint256`.
     def type
-      @type.base_type + @type.sub_type
+      @type.base_type + @type.sub_type + @type.dimensions.map { |dimension| "[#{dimension > 0 ? dimension : ""}]" }.join("")
     end
   end
 end

spec/eth/contract/function_input_spec.rb

@@ -7,4 +7,13 @@
     expect(function_input.type).to eq("uint256")
     expect(function_input).to be_instance_of Contract::FunctionInput
   end
+
+  context "with an array type" do
+    subject(:function_with_array) { Contract::FunctionInput.new({ "name" => "array", "type" => "uint256[]" }) }
+    it "creates FunctionInput objects" do
+      expect(function_with_array.name).to eq("array")
+      expect(function_with_array.type).to eq("uint256[]")
+      expect(function_with_array).to be_instance_of Contract::FunctionInput
+    end
+  end
 end

spec/eth/contract/function_output_spec.rb

@@ -7,4 +7,13 @@
     expect(function_output.type).to eq("uint256")
     expect(function_output).to be_instance_of Contract::FunctionOutput
   end
+
+  context "with an array type" do
+    subject(:function_with_array) { Contract::FunctionOutput.new({ "name" => "array", "type" => "uint256[]" }) }
+    it "creates FunctionInput objects" do
+      expect(function_with_array.name).to eq("array")
+      expect(function_with_array.type).to eq("uint256[]")
+      expect(function_with_array).to be_instance_of Contract::FunctionOutput
+    end
+  end
 end