Function Handler

error/handler.go:15–41

Handler creates a gin middleware for handling errors.

()

// Handler creates a gin middleware for handling errors.
func Handler() gin.HandlerFunc {
	return func(c *gin.Context) {
		c.Next()

		if len(c.Errors) > 0 {
			for _, e := range c.Errors {
				switch e.Type {
				case gin.ErrorTypeBind:
					errs, ok := e.Err.(validator.ValidationErrors)

					if !ok {
						writeError(c, e.Error())
						return
					}

					var stringErrors []string
					for _, err := range errs {
						stringErrors = append(stringErrors, validationErrorToText(err))
					}
					writeError(c, strings.Join(stringErrors, "; "))
				default:
					writeError(c, e.Err.Error())
				}
			}
		}
	}
}

func validationErrorToText(e validator.FieldError) string {
	runes := []rune(e.Field())