github.com/fafucoder/cilium@v1.6.11/pkg/endpointmanager/errors.go (about)

     1  // Copyright 2018 Authors of Cilium
     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 endpointmanager
    16  
    17  import (
    18  	"errors"
    19  )
    20  
    21  var (
    22  	// ErrUnsupportedID represents an error of unsupported IP address format.
    23  	ErrUnsupportedID = errors.New("unsupported IP address format")
    24  )
    25  
    26  // ErrInvalidPrefix represents the error of an invalid prefix.
    27  type ErrInvalidPrefix struct {
    28  	// InvalidPrefix contains the invalid prefix.
    29  	InvalidPrefix string
    30  }
    31  
    32  // Error returns the string representation of the ErrInvalidPrefix.
    33  func (e ErrInvalidPrefix) Error() string {
    34  	return "unknown endpoint prefix '" + e.InvalidPrefix + "'"
    35  }
    36  
    37  // IsErrUnsupportedID returns true if the given error is the type of
    38  // ErrUnsupportedID.
    39  func IsErrUnsupportedID(err error) bool {
    40  	return err == ErrUnsupportedID
    41  }
    42  
    43  // IsErrInvalidPrefix returns true if the given error is the type of
    44  // ErrInvalidPrefix.
    45  func IsErrInvalidPrefix(err error) bool {
    46  	_, ok := err.(ErrInvalidPrefix)
    47  	return ok
    48  }