Initial QSfera import

Server/vendor/github.com/Nerzal/gocloak/v13/errors.go

@@ -0,0 +1,38 @@
+package gocloak
+
+import (
+	"strings"
+)
+
+// HTTPErrorResponse is a model of an error response
+type HTTPErrorResponse struct {
+	Error       string `json:"error,omitempty"`
+	Message     string `json:"errorMessage,omitempty"`
+	Description string `json:"error_description,omitempty"`
+}
+
+// String returns a string representation of an error
+func (e HTTPErrorResponse) String() string {
+	var res strings.Builder
+	if len(e.Error) > 0 {
+		res.WriteString(e.Error)
+	}
+	if len(e.Message) > 0 {
+		if res.Len() > 0 {
+			res.WriteString(": ")
+		}
+		res.WriteString(e.Message)
+	}
+	if len(e.Description) > 0 {
+		if res.Len() > 0 {
+			res.WriteString(": ")
+		}
+		res.WriteString(e.Description)
+	}
+	return res.String()
+}
+
+// NotEmpty validates that error is not emptyp
+func (e HTTPErrorResponse) NotEmpty() bool {
+	return len(e.Error) > 0 || len(e.Message) > 0 || len(e.Description) > 0
+}