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      1 // Copyright 2014 Google Inc. All Rights Reserved.
      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 storage
     16 
     17 import (
     18 	"cloud.google.com/go/internal"
     19 	gax "github.com/googleapis/gax-go"
     20 	"golang.org/x/net/context"
     21 )
     22 
     23 // runWithRetry calls the function until it returns nil or a non-retryable error, or
     24 // the context is done.
     25 func runWithRetry(ctx context.Context, call func() error) error {
     26 	return internal.Retry(ctx, gax.Backoff{}, func() (stop bool, err error) {
     27 		err = call()
     28 		if err == nil {
     29 			return true, nil
     30 		}
     31 		if shouldRetry(err) {
     32 			return false, nil
     33 		}
     34 		return true, err
     35 	})
     36 }
     37