Merge pull request #46 from moul/vgheri/urlHasVarsFromMessage

Added helper to detect if a url contains variables in the form of url parameters with the same name of the fields of a specific protobuf  message

helpers.go

@@ -70,6 +70,7 @@ var ProtoHelpersFuncMap = template.FuncMap{
 	"httpVerb":              httpVerb,
 	"httpPath":              httpPath,
 	"shortType":             shortType,
+	"urlHasVarsFromMessage": urlHasVarsFromMessage,
 }
 
 func init() {
@@ -242,3 +243,15 @@ func httpVerb(m *descriptor.MethodDescriptorProto) string {
 		return t.Custom.Kind
 	}
 }
+
+func urlHasVarsFromMessage(path string, d *descriptor.DescriptorProto) bool {
+	for _, field := range d.Field {
+		if !isFieldMessage(field) {
+			if strings.Contains(path, fmt.Sprintf("{%s}", *field.Name)) {
+				return true
+			}
+		}
+	}
+
+	return false
+}