aws/request: Add utility functions for comparing request errors
Adds utility functions to identify the class of request errors.
Utilities added are: IsErrorThrottle, IsErrorRetryable, and IsErrorExpiredCreds.
Fix
@@ -83,36 +83,60 @@ func isSerializationErrorRetryable(err error) bool {
}
// IsErrorRetryable returns whether the error is retryable, based on its Code.
-// Returns false if the request has no Error set.
-func (r *Request) IsErrorRetryable() bool {
- if r.Error != nil {
- if err, ok := r.Error.(awserr.Error); ok && err.Code() != ErrCodeSerialization {
- return isCodeRetryable(err.Code())
+// Returns false if error is nil.
+func IsErrorRetryable(err error) bool {
+ if err != nil {
+ if aerr, ok := err.(awserr.Error); ok && aerr.Code() != ErrCodeSerialization {
+ return isCodeRetryable(aerr.Code())
} else if ok {
- return isSerializationErrorRetryable(err.OrigErr())
+ return isSerializationErrorRetryable(aerr.OrigErr())
}
}
return false
}
// IsErrorThrottle returns whether the error is to be throttled based on its code.
-// Returns false if the request has no Error set
-func (r *Request) IsErrorThrottle() bool {
- if r.Error != nil {
- if err, ok := r.Error.(awserr.Error); ok {
- return isCodeThrottle(err.Code())
+// Returns false if error is nil.
+func IsErrorThrottle(err error) bool {
+ if err != nil {
+ if aerr, ok := err.(awserr.Error); ok {
+ return isCodeThrottle(aerr.Code())
}
}
return false
}
-// IsErrorExpired returns whether the error code is a credential expiry error.
-// Returns false if the request has no Error set.
-func (r *Request) IsErrorExpired() bool {
- if r.Error != nil {
- if err, ok := r.Error.(awserr.Error); ok {
- return isCodeExpiredCreds(err.Code())
+// IsErrorExpiredCreds returns whether the error code is a credential expiry error.
+// Returns false if error is nil.
+func IsErrorExpiredCreds(err error) bool {
+ if err != nil {
+ if aerr, ok := err.(awserr.Error); ok {
+ return isCodeExpiredCreds(aerr.Code())
}
}
return false
}
+
+// IsErrorRetryable returns whether the error is retryable, based on its Code.
+// Returns false if the request has no Error set.
+//
+// Alias for the utility function IsErrorRetryable
+func (r *Request) IsErrorRetryable() bool {
+ return IsErrorRetryable(r.Error)
+}
+
+// IsErrorThrottle returns whether the error is to be throttled based on its code.
+// Returns false if the request has no Error set
+//
+// Alias for the utility function IsErrorThrottle
+func (r *Request) IsErrorThrottle() bool {
+ return IsErrorThrottle(r.Error)
+}
+
+// IsErrorExpired returns whether the error code is a credential expiry error.
+// Returns false if the request has no Error set.
+//
+// Alias for the utility function IsErrorExpiredCreds
+func (r *Request) IsErrorExpired() bool {
+ return IsErrorExpiredCreds(r.Error)
+}
