add functions/vendor files

vendor/github.com/go-openapi/runtime/json.go

@@ -0,0 +1,37 @@
+// Copyright 2015 go-swagger maintainers
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//    http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+package runtime
+
+import (
+	"encoding/json"
+	"io"
+)
+
+// JSONConsumer creates a new JSON consumer
+func JSONConsumer() Consumer {
+	return ConsumerFunc(func(reader io.Reader, data interface{}) error {
+		dec := json.NewDecoder(reader)
+		dec.UseNumber() // preserve number formats
+		return dec.Decode(data)
+	})
+}
+
+// JSONProducer creates a new JSON producer
+func JSONProducer() Producer {
+	return ProducerFunc(func(writer io.Writer, data interface{}) error {
+		enc := json.NewEncoder(writer)
+		return enc.Encode(data)
+	})
+}