micro/server/grpc/error.go

package grpc

import (
	"net/http"

	"github.com/micro/go-micro/v3/errors"
	"google.golang.org/grpc/codes"
)

func microError(err *errors.Error) codes.Code {
	switch err {
	case nil:
		return codes.OK
	}

	switch err.Code {
	case http.StatusOK:
		return codes.OK
	case http.StatusBadRequest:
		return codes.InvalidArgument
	case http.StatusRequestTimeout:
		return codes.DeadlineExceeded
	case http.StatusNotFound:
		return codes.NotFound
	case http.StatusConflict:
		return codes.AlreadyExists
	case http.StatusForbidden:
		return codes.PermissionDenied
	case http.StatusUnauthorized:
		return codes.Unauthenticated
	case http.StatusPreconditionFailed:
		return codes.FailedPrecondition
	case http.StatusNotImplemented:
		return codes.Unimplemented
	case http.StatusInternalServerError:
		return codes.Internal
	case http.StatusServiceUnavailable:
		return codes.Unavailable
	}

	return codes.Unknown
}