github.com/line/line-bot-sdk-go/v7@v7.21.0/linebot/error.go (about)

     1  // Copyright 2016 LINE Corporation
     2  //
     3  // LINE Corporation licenses this file to you under the Apache License,
     4  // version 2.0 (the "License"); you may not use this file except in compliance
     5  // with the License. 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, WITHOUT
    11  // WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
    12  // License for the specific language governing permissions and limitations
    13  // under the License.
    14  
    15  package linebot
    16  
    17  import (
    18  	"bytes"
    19  	"errors"
    20  	"fmt"
    21  )
    22  
    23  // errors
    24  var (
    25  	ErrInvalidSignature = errors.New("invalid signature")
    26  )
    27  
    28  // APIError type
    29  type APIError struct {
    30  	Code     int
    31  	Response *ErrorResponse
    32  }
    33  
    34  // Error method
    35  func (e *APIError) Error() string {
    36  	var buf bytes.Buffer
    37  	fmt.Fprintf(&buf, "linebot: APIError %d ", e.Code)
    38  	if e.Response != nil {
    39  		fmt.Fprintf(&buf, "%s", e.Response.Message)
    40  		for _, d := range e.Response.Details {
    41  			fmt.Fprintf(&buf, "\n[%s] %s", d.Property, d.Message)
    42  		}
    43  	}
    44  	return buf.String()
    45  }