dodo/custom_errors/formaters.go

76 lines
2.5 KiB
Go

package customerrors
import (
"fmt"
"net"
"net/url"
"strings"
"github.com/aykhans/dodo/config"
"github.com/go-playground/validator/v10"
)
func OSErrorFormater(err error) error {
errStr := err.Error()
if strings.Contains(errStr, "no such file or directory") {
fileName1 := strings.Index(errStr, "open")
fileName2 := strings.LastIndex(errStr, ":")
return NewFileNotFoundError(errStr[fileName1+5:fileName2], err)
}
return ErrInvalidFile
}
func CobraErrorFormater(err error) error {
return err
}
func ValidationErrorsFormater(errs validator.ValidationErrors) error {
errsStr := make(map[string]string)
for _, err := range errs {
switch err.Tag() {
case "required":
errsStr[err.Field()] = fmt.Sprintf("Field \"%s\" is required", err.Field())
case "gte":
errsStr[err.Field()] = fmt.Sprintf("Value of \"%s\" must be greater than or equal to \"%s\"", err.Field(), err.Param())
case "lte":
errsStr[err.Field()] = fmt.Sprintf("Value of \"%s\" must be less than or equal to \"%s\"", err.Field(), err.Param())
case "filepath":
errsStr[err.Field()] = fmt.Sprintf("Invalid file path for \"%s\" field: \"%s\"", err.Field(), err.Value())
case "http_url":
errsStr[err.Field()] = fmt.Sprintf("Invalid URL for \"%s\" field: \"%s\"", err.Field(), err.Value())
// --------------------------------------| Custom validations |--------------------------------------
case "http_method":
errsStr[err.Field()] = fmt.Sprintf("Invalid HTTP method for \"%s\" field: \"%s\"", err.Field(), err.Value())
case "url_map_slice":
values := err.Value().(config.ProxySlice)
for i, value := range values {
if _, ok := value["url"]; !ok {
errsStr[fmt.Sprintf("%s[%d]", err.Field(), i)] = fmt.Sprintf("Field \"url\" is required for \"%s\" field", err.Field())
} else {
errsStr[fmt.Sprintf("%s[%d]", err.Field(), i)] = fmt.Sprintf("Invalid url for \"%s\" field: \"%s\"", err.Field(), value["url"])
}
}
case "string_bool":
errsStr[err.Field()] = fmt.Sprintf("Invalid value for \"%s\" field: \"%s\"", err.Field(), err.Value())
default:
errsStr[err.Field()] = fmt.Sprintf("Invalid value for \"%s\" field: \"%s\"", err.Field(), err.Value())
}
}
return NewValidationErrors(errsStr, errs)
}
func RequestErrorsFormater(err error) string {
switch e := err.(type) {
case *url.Error:
if netErr, ok := e.Err.(net.Error); ok && netErr.Timeout() {
return "Timeout Error"
}
if strings.Contains(e.Error(), "http: ContentLength=") {
println(e.Error())
return "Empty Body Error"
}
// TODO: Add more cases
}
return "Unknown Error"
}