48 lines
1.1 KiB
Go
48 lines
1.1 KiB
Go
|
package twitter
|
||
|
|
|
||
|
|
import (
|
||
|
|
"fmt"
|
||
|
|
)
|
||
|
|
|
||
|
|
// APIError represents a Twitter API Error response
|
||
|
|
// https://dev.twitter.com/overview/api/response-codes
|
||
|
|
type APIError struct {
|
||
|
|
Errors []ErrorDetail `json:"errors"`
|
||
|
|
}
|
||
|
|
|
||
|
|
// ErrorDetail represents an individual item in an APIError.
|
||
|
|
type ErrorDetail struct {
|
||
|
|
Message string `json:"message"`
|
||
|
|
Code int `json:"code"`
|
||
|
|
}
|
||
|
|
|
||
|
|
func (e APIError) Error() string {
|
||
|
|
if len(e.Errors) > 0 {
|
||
|
|
err := e.Errors[0]
|
||
|
|
return fmt.Sprintf("twitter: %d %v", err.Code, err.Message)
|
||
|
|
}
|
||
|
|
return ""
|
||
|
|
}
|
||
|
|
|
||
|
|
// Empty returns true if empty. Otherwise, at least 1 error message/code is
|
||
|
|
// present and false is returned.
|
||
|
|
func (e APIError) Empty() bool {
|
||
|
|
if len(e.Errors) == 0 {
|
||
|
|
return true
|
||
|
|
}
|
||
|
|
return false
|
||
|
|
}
|
||
|
|
|
||
|
|
// relevantError returns any non-nil http-related error (creating the request,
|
||
|
|
// getting the response, decoding) if any. If the decoded apiError is non-zero
|
||
|
|
// the apiError is returned. Otherwise, no errors occurred, returns nil.
|
||
|
|
func relevantError(httpError error, apiError APIError) error {
|
||
|
|
if httpError != nil {
|
||
|
|
return httpError
|
||
|
|
}
|
||
|
|
if apiError.Empty() {
|
||
|
|
return nil
|
||
|
|
}
|
||
|
|
return apiError
|
||
|
|
}
|