Replace godep with dep

vendor/github.com/go-openapi/spec/items.go

@@ -16,7 +16,9 @@ package spec
 
 import (
 	"encoding/json"
+	"strings"
 
+	"github.com/go-openapi/jsonpointer"
 	"github.com/go-openapi/swag"
 )
 
@@ -60,11 +62,12 @@ type CommonValidations struct {
 // Items a limited subset of JSON-Schema's items object.
 // It is used by parameter definitions that are not located in "body".
 //
-// For more information: http://goo.gl/8us55a#items-object-
+// For more information: http://goo.gl/8us55a#items-object
 type Items struct {
 	Refable
 	CommonValidations
 	SimpleSchema
+	VendorExtensible
 }
 
 // NewItems creates a new instance of items
@@ -175,9 +178,14 @@ func (i *Items) UnmarshalJSON(data []byte) error {
 	if err := json.Unmarshal(data, &simpleSchema); err != nil {
 		return err
 	}
+	var vendorExtensible VendorExtensible
+	if err := json.Unmarshal(data, &vendorExtensible); err != nil {
+		return err
+	}
 	i.Refable = ref
 	i.CommonValidations = validations
 	i.SimpleSchema = simpleSchema
+	i.VendorExtensible = vendorExtensible
 	return nil
 }
 
@@ -195,5 +203,26 @@ func (i Items) MarshalJSON() ([]byte, error) {
 	if err != nil {
 		return nil, err
 	}
-	return swag.ConcatJSON(b3, b1, b2), nil
+	b4, err := json.Marshal(i.VendorExtensible)
+	if err != nil {
+		return nil, err
+	}
+	return swag.ConcatJSON(b4, b3, b1, b2), nil
+}
+
+// JSONLookup look up a value by the json property name
+func (p Items) JSONLookup(token string) (interface{}, error) {
+	if token == "$ref" {
+		return &p.Ref, nil
+	}
+
+	r, _, err := jsonpointer.GetForToken(p.CommonValidations, token)
+	if err != nil && !strings.HasPrefix(err.Error(), "object has no field") {
+		return nil, err
+	}
+	if r != nil {
+		return r, nil
+	}
+	r, _, err = jsonpointer.GetForToken(p.SimpleSchema, token)
+	return r, err
 }