1
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forked from sm/vain
vain/errors/errors.go

33 lines
538 B
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package errors
import (
"fmt"
"net/http"
)
// HTTP implements error and keeps track of http return codes.
type HTTP struct {
error
Message string
Code int
}
func (e HTTP) Error() string {
return fmt.Sprintf("%d: %s", e.Code, e.Message)
}
// ToHTTP wraps the type assertion to change an error into an HTTP.
func ToHTTP(err error) *HTTP {
if err == nil {
return nil
}
rerr := &HTTP{
Message: err.Error(),
Code: http.StatusInternalServerError,
}
if e, ok := err.(HTTP); ok {
rerr.Code = e.Code
}
return rerr
}