github.com/akamai/AkamaiOPEN-edgegrid-golang/v8@v8.1.0/pkg/cloudlets/errors.go (about)

     1  package cloudlets
     2  
     3  import (
     4  	"encoding/json"
     5  	"errors"
     6  	"fmt"
     7  	"io/ioutil"
     8  	"net/http"
     9  
    10  	"github.com/akamai/AkamaiOPEN-edgegrid-golang/v8/pkg/errs"
    11  )
    12  
    13  type (
    14  	// Error is a cloudlets error interface
    15  	Error struct {
    16  		Type          string          `json:"type,omitempty"`
    17  		Title         string          `json:"title,omitempty"`
    18  		Detail        string          `json:"detail,omitempty"`
    19  		Instance      string          `json:"instance,omitempty"`
    20  		BehaviorName  string          `json:"behaviorName,omitempty"`
    21  		ErrorLocation string          `json:"errorLocation,omitempty"`
    22  		StatusCode    int             `json:"statusCode,omitempty"`
    23  		Errors        json.RawMessage `json:"errors,omitempty"`
    24  		Warnings      json.RawMessage `json:"warnings,omitempty"`
    25  	}
    26  )
    27  
    28  // Error parses an error from the response
    29  func (c *cloudlets) Error(r *http.Response) error {
    30  	var e Error
    31  
    32  	var body []byte
    33  
    34  	body, err := ioutil.ReadAll(r.Body)
    35  	if err != nil {
    36  		c.Log(r.Request.Context()).Errorf("reading error response body: %s", err)
    37  		e.StatusCode = r.StatusCode
    38  		e.Title = "Failed to read error body"
    39  		e.Detail = err.Error()
    40  		return &e
    41  	}
    42  
    43  	if err := json.Unmarshal(body, &e); err != nil {
    44  		c.Log(r.Request.Context()).Errorf("could not unmarshal API error: %s", err)
    45  		e.Title = "Failed to unmarshal error body. Cloudlets API failed. Check details for more information."
    46  		e.Detail = errs.UnescapeContent(string(body))
    47  	}
    48  
    49  	e.StatusCode = r.StatusCode
    50  
    51  	return &e
    52  }
    53  
    54  func (e *Error) Error() string {
    55  	msg, err := json.MarshalIndent(e, "", "\t")
    56  	if err != nil {
    57  		return fmt.Sprintf("error marshaling API error: %s", err)
    58  	}
    59  	return fmt.Sprintf("API error: \n%s", msg)
    60  }
    61  
    62  // Is handles error comparisons
    63  func (e *Error) Is(target error) bool {
    64  	var t *Error
    65  	if !errors.As(target, &t) {
    66  		return false
    67  	}
    68  
    69  	if e == t {
    70  		return true
    71  	}
    72  
    73  	if e.StatusCode != t.StatusCode {
    74  		return false
    75  	}
    76  
    77  	return e.Error() == t.Error()
    78  }