From 8c12c6939aab9106db14ec2d11d983bc5b29fb2c Mon Sep 17 00:00:00 2001
From: Niall Sheridan <nsheridan@gmail.com>
Date: Sun, 7 Jul 2019 21:33:44 +0100
Subject: Switch to modules

---
 .../grpc/internal/backoff/backoff.go               | 78 ----------------------
 1 file changed, 78 deletions(-)
 delete mode 100644 vendor/google.golang.org/grpc/internal/backoff/backoff.go

(limited to 'vendor/google.golang.org/grpc/internal/backoff/backoff.go')

diff --git a/vendor/google.golang.org/grpc/internal/backoff/backoff.go b/vendor/google.golang.org/grpc/internal/backoff/backoff.go
deleted file mode 100644
index 1bd0cce..0000000
--- a/vendor/google.golang.org/grpc/internal/backoff/backoff.go
+++ /dev/null
@@ -1,78 +0,0 @@
-/*
- *
- * Copyright 2017 gRPC authors.
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *     http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- *
- */
-
-// Package backoff implement the backoff strategy for gRPC.
-//
-// This is kept in internal until the gRPC project decides whether or not to
-// allow alternative backoff strategies.
-package backoff
-
-import (
-	"time"
-
-	"google.golang.org/grpc/internal/grpcrand"
-)
-
-// Strategy defines the methodology for backing off after a grpc connection
-// failure.
-//
-type Strategy interface {
-	// Backoff returns the amount of time to wait before the next retry given
-	// the number of consecutive failures.
-	Backoff(retries int) time.Duration
-}
-
-const (
-	// baseDelay is the amount of time to wait before retrying after the first
-	// failure.
-	baseDelay = 1.0 * time.Second
-	// factor is applied to the backoff after each retry.
-	factor = 1.6
-	// jitter provides a range to randomize backoff delays.
-	jitter = 0.2
-)
-
-// Exponential implements exponential backoff algorithm as defined in
-// https://github.com/grpc/grpc/blob/master/doc/connection-backoff.md.
-type Exponential struct {
-	// MaxDelay is the upper bound of backoff delay.
-	MaxDelay time.Duration
-}
-
-// Backoff returns the amount of time to wait before the next retry given the
-// number of retries.
-func (bc Exponential) Backoff(retries int) time.Duration {
-	if retries == 0 {
-		return baseDelay
-	}
-	backoff, max := float64(baseDelay), float64(bc.MaxDelay)
-	for backoff < max && retries > 0 {
-		backoff *= factor
-		retries--
-	}
-	if backoff > max {
-		backoff = max
-	}
-	// Randomize backoff delays so that if a cluster of requests start at
-	// the same time, they won't operate in lockstep.
-	backoff *= 1 + jitter*(grpcrand.Float64()*2-1)
-	if backoff < 0 {
-		return 0
-	}
-	return time.Duration(backoff)
-}
-- 
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