Update dependencies (#5518)

vendor/go.uber.org/multierr/.travis.yml

@@ -4,17 +4,11 @@ go_import_path: go.uber.org/multierr
 
 env:
   global:
-    - GO15VENDOREXPERIMENT=1
     - GO111MODULE=on
 
 go:
-  - 1.11.x
-  - 1.12.x
-  - 1.13.x
-
-cache:
-  directories:
-    - vendor
+  - oldstable
+  - stable
 
 before_install:
 - go version

vendor/go.uber.org/multierr/CHANGELOG.md

@@ -1,6 +1,25 @@
 Releases
 ========
 
+v1.6.0 (2020-09-14)
+===================
+
+-   Actually drop library dependency on development-time tooling.
+
+
+v1.5.0 (2020-02-24)
+===================
+
+-   Drop library dependency on development-time tooling.
+
+
+v1.4.0 (2019-11-04)
+===================
+
+-   Add `AppendInto` function to more ergonomically build errors inside a
+    loop.
+
+
 v1.3.0 (2019-10-29)
 ===================
 

vendor/go.uber.org/multierr/Makefile

@@ -21,12 +21,12 @@ gofmt:
 
 .PHONY: golint
 golint:
-	@go install golang.org/x/lint/golint
+	@cd tools && go install golang.org/x/lint/golint
 	@$(GOBIN)/golint ./...
 
 .PHONY: staticcheck
 staticcheck:
-	@go install honnef.co/go/tools/cmd/staticcheck
+	@cd tools && go install honnef.co/go/tools/cmd/staticcheck
 	@$(GOBIN)/staticcheck ./...
 
 .PHONY: lint
@@ -38,5 +38,5 @@ cover:
 	go tool cover -html=cover.out -o cover.html
 
 update-license:
-	@go install go.uber.org/tools/update-license
+	@cd tools && go install go.uber.org/tools/update-license
 	@$(GOBIN)/update-license $(GO_FILES)

vendor/go.uber.org/multierr/error.go

@@ -1,4 +1,4 @@
-// Copyright (c) 2017 Uber Technologies, Inc.
+// Copyright (c) 2019 Uber Technologies, Inc.
 //
 // Permission is hereby granted, free of charge, to any person obtaining a copy
 // of this software and associated documentation files (the "Software"), to deal
@@ -54,7 +54,7 @@
 //
 // 	errors := multierr.Errors(err)
 // 	if len(errors) > 0 {
-// 		fmt.Println("The following errors occurred:")
+// 		fmt.Println("The following errors occurred:", errors)
 // 	}
 //
 // Advanced Usage
@@ -130,7 +130,7 @@ type errorGroup interface {
 }
 
 // Errors returns a slice containing zero or more errors that the supplied
-// error is composed of. If the error is nil, the returned slice is empty.
+// error is composed of. If the error is nil, a nil slice is returned.
 //
 // 	err := multierr.Append(r.Close(), w.Close())
 // 	errors := multierr.Errors(err)
@@ -397,3 +397,53 @@ func Append(left error, right error) error {
 	errors := [2]error{left, right}
 	return fromSlice(errors[0:])
 }
+
+// AppendInto appends an error into the destination of an error pointer and
+// returns whether the error being appended was non-nil.
+//
+// 	var err error
+// 	multierr.AppendInto(&err, r.Close())
+// 	multierr.AppendInto(&err, w.Close())
+//
+// The above is equivalent to,
+//
+// 	err := multierr.Append(r.Close(), w.Close())
+//
+// As AppendInto reports whether the provided error was non-nil, it may be
+// used to build a multierr error in a loop more ergonomically. For example:
+//
+// 	var err error
+// 	for line := range lines {
+// 		var item Item
+// 		if multierr.AppendInto(&err, parse(line, &item)) {
+// 			continue
+// 		}
+// 		items = append(items, item)
+// 	}
+//
+// Compare this with a verison that relies solely on Append:
+//
+// 	var err error
+// 	for line := range lines {
+// 		var item Item
+// 		if parseErr := parse(line, &item); parseErr != nil {
+// 			err = multierr.Append(err, parseErr)
+// 			continue
+// 		}
+// 		items = append(items, item)
+// 	}
+func AppendInto(into *error, err error) (errored bool) {
+	if into == nil {
+		// We panic if 'into' is nil. This is not documented above
+		// because suggesting that the pointer must be non-nil may
+		// confuse users into thinking that the error that it points
+		// to must be non-nil.
+		panic("misuse of multierr.AppendInto: into pointer must not be nil")
+	}
+
+	if err == nil {
+		return false
+	}
+	*into = Append(*into, err)
+	return true
+}

vendor/go.uber.org/multierr/tools.go

@@ -1,30 +0,0 @@
-// Copyright (c) 2019 Uber Technologies, Inc.
-//
-// Permission is hereby granted, free of charge, to any person obtaining a copy
-// of this software and associated documentation files (the "Software"), to deal
-// in the Software without restriction, including without limitation the rights
-// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
-// copies of the Software, and to permit persons to whom the Software is
-// furnished to do so, subject to the following conditions:
-//
-// The above copyright notice and this permission notice shall be included in
-// all copies or substantial portions of the Software.
-//
-// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
-// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
-// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
-// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
-// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
-// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
-// THE SOFTWARE.
-
-// +build tools
-
-package multierr
-
-import (
-	// Tools we use during development.
-	_ "go.uber.org/tools/update-license"
-	_ "golang.org/x/lint/golint"
-	_ "honnef.co/go/tools/cmd/staticcheck"
-)