code.vegaprotocol.io/vega@v0.79.0/wallet/node/errors.go (about)

     1  // Copyright (C) 2023 Gobalsky Labs Limited
     2  //
     3  // This program is free software: you can redistribute it and/or modify
     4  // it under the terms of the GNU Affero General Public License as
     5  // published by the Free Software Foundation, either version 3 of the
     6  // License, or (at your option) any later version.
     7  //
     8  // This program is distributed in the hope that it will be useful,
     9  // but WITHOUT ANY WARRANTY; without even the implied warranty of
    10  // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    11  // GNU Affero General Public License for more details.
    12  //
    13  // You should have received a copy of the GNU Affero General Public License
    14  // along with this program.  If not, see <http://www.gnu.org/licenses/>.
    15  
    16  package node
    17  
    18  import (
    19  	"errors"
    20  	"fmt"
    21  	"strings"
    22  
    23  	typespb "code.vegaprotocol.io/vega/protos/vega"
    24  
    25  	"google.golang.org/grpc/codes"
    26  	"google.golang.org/grpc/status"
    27  )
    28  
    29  var ErrNoHostSpecified = errors.New("no host specified")
    30  
    31  type ErrorCode codes.Code
    32  
    33  type StatusError struct {
    34  	Code    codes.Code
    35  	Details []string
    36  }
    37  
    38  func (e *StatusError) Error() string {
    39  	return fmt.Sprintf("%s - %v", e.Code.String(), strings.Join(e.Details, ", "))
    40  }
    41  
    42  // intoStatusError extract useful information from a gRPC status error.
    43  // Returns nil if the underlying error is not a gRPC status error.
    44  func intoStatusError(err error) *StatusError {
    45  	st, ok := status.FromError(err)
    46  	if !ok {
    47  		return nil
    48  	}
    49  	statusErr := &StatusError{
    50  		Code:    st.Code(),
    51  		Details: []string{},
    52  	}
    53  	for _, v := range st.Details() {
    54  		v, ok := v.(*typespb.ErrorDetail)
    55  		if !ok {
    56  			continue
    57  		}
    58  		statusErr.Details = append(statusErr.Details, v.GetMessage())
    59  	}
    60  	return statusErr
    61  }