github.com/livekit/protocol@v1.16.1-0.20240517185851-47e4c6bba773/utils/err_array.go (about)

     1  // Copyright 2023 LiveKit, Inc.
     2  //
     3  // Licensed under the Apache License, Version 2.0 (the "License");
     4  // you may not use this file except in compliance with the License.
     5  // You may obtain a copy of the License at
     6  //
     7  //     http://www.apache.org/licenses/LICENSE-2.0
     8  //
     9  // Unless required by applicable law or agreed to in writing, software
    10  // distributed under the License is distributed on an "AS IS" BASIS,
    11  // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    12  // See the License for the specific language governing permissions and
    13  // limitations under the License.
    14  
    15  package utils
    16  
    17  import (
    18  	"errors"
    19  	"strings"
    20  
    21  	"github.com/livekit/psrpc"
    22  )
    23  
    24  type ErrArray struct {
    25  	errs []error
    26  }
    27  
    28  func (e *ErrArray) AppendErr(err error) {
    29  	e.errs = append(e.errs, err)
    30  }
    31  
    32  func (e *ErrArray) ToError() psrpc.Error {
    33  	if len(e.errs) == 0 {
    34  		return nil
    35  	}
    36  
    37  	code := psrpc.Unknown
    38  	var errStr []string
    39  
    40  	// Return the code for the first error of type psrpc.Error
    41  	for _, err := range e.errs {
    42  		var psrpcErr psrpc.Error
    43  
    44  		if code == psrpc.Unknown && errors.As(err, &psrpcErr) {
    45  			code = psrpcErr.Code()
    46  		}
    47  
    48  		errStr = append(errStr, err.Error())
    49  	}
    50  
    51  	return psrpc.NewErrorf(code, "%s", strings.Join(errStr, "\n"))
    52  }