update dependency

vendor/github.com/emicklei/go-restful-openapi/build_definitions.go

@@ -0,0 +1,32 @@
+package restfulspec
+
+import (
+	"reflect"
+
+	restful "github.com/emicklei/go-restful"
+	"github.com/go-openapi/spec"
+)
+
+func buildDefinitions(ws *restful.WebService, cfg Config) (definitions spec.Definitions) {
+	definitions = spec.Definitions{}
+	for _, each := range ws.Routes() {
+		addDefinitionsFromRouteTo(each, cfg, definitions)
+	}
+	return
+}
+
+func addDefinitionsFromRouteTo(r restful.Route, cfg Config, d spec.Definitions) {
+	builder := definitionBuilder{Definitions: d, Config: cfg}
+	if r.ReadSample != nil {
+		builder.addModel(reflect.TypeOf(r.ReadSample), "")
+	}
+	if r.WriteSample != nil {
+		builder.addModel(reflect.TypeOf(r.WriteSample), "")
+	}
+	for _, v := range r.ResponseErrors {
+		if v.Model == nil {
+			continue
+		}
+		builder.addModel(reflect.TypeOf(v.Model), "")
+	}
+}