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go-micro/client/grpc/error.go
Vasiliy Tolstov ab73127063
grpc client/server fixes (#1355)
* grpc client/server fixes

Signed-off-by: Vasiliy Tolstov <v.tolstov@unistack.org>
2020-03-17 14:27:20 +03:00

38 lines
659 B
Go

package grpc
import (
"github.com/micro/go-micro/v2/errors"
"google.golang.org/grpc/status"
)
func microError(err error) error {
// no error
switch err {
case nil:
return nil
}
if verr, ok := err.(*errors.Error); ok {
return verr
}
// grpc error
s, ok := status.FromError(err)
if !ok {
return err
}
// return first error from details
if details := s.Details(); len(details) > 0 {
return microError(details[0].(error))
}
// try to decode micro *errors.Error
if e := errors.Parse(s.Message()); e.Code > 0 {
return e // actually a micro error
}
// fallback
return errors.InternalServerError("go.micro.client", s.Message())
}