update go 1.18

cmd/config/docs/api-conventions/functions-impl.md

@@ -85,7 +85,7 @@ End-of-message
 `Dockerfile` installs `kustomize fn` and copies the script into the container image.
 
 ```
-FROM golang:1.13-stretch
+FROM golang:1.18-stretch
 RUN go get sigs.k8s.io/kustomize/cmd/config
 RUN mv /go/bin/config /usr/bin/config
 COPY nginx-template.sh /usr/bin/nginx-template.sh

cmd/config/go.mod

@@ -1,18 +1,49 @@
 module sigs.k8s.io/kustomize/cmd/config
 
-go 1.16
+go 1.18
 
 require (
 	github.com/go-errors/errors v1.0.1
-	github.com/kr/text v0.2.0 // indirect
-	github.com/niemeyer/pretty v0.0.0-20200227124842-a10e7caefd8e // indirect
 	github.com/olekukonko/tablewriter v0.0.4
 	github.com/spf13/cobra v1.2.1
 	github.com/stretchr/testify v1.7.0
-	gopkg.in/check.v1 v1.0.0-20200227125254-8fa46927fb4f // indirect
 	gopkg.in/inf.v0 v0.9.1
 	k8s.io/kube-openapi v0.0.0-20220401212409-b28bf2818661
 	sigs.k8s.io/kustomize/kyaml v0.13.7
 )
 
+require (
+	github.com/PuerkitoBio/purell v1.1.1 // indirect
+	github.com/PuerkitoBio/urlesc v0.0.0-20170810143723-de5bf2ad4578 // indirect
+	github.com/asaskevich/govalidator v0.0.0-20190424111038-f61b66f89f4a // indirect
+	github.com/davecgh/go-spew v1.1.1 // indirect
+	github.com/go-openapi/jsonpointer v0.19.5 // indirect
+	github.com/go-openapi/jsonreference v0.19.3 // indirect
+	github.com/go-openapi/swag v0.19.5 // indirect
+	github.com/golang/protobuf v1.5.2 // indirect
+	github.com/google/gnostic v0.5.7-v3refs // indirect
+	github.com/inconshreveable/mousetrap v1.0.0 // indirect
+	github.com/kr/text v0.2.0 // indirect
+	github.com/mailru/easyjson v0.7.0 // indirect
+	github.com/mattn/go-runewidth v0.0.7 // indirect
+	github.com/mitchellh/mapstructure v1.4.1 // indirect
+	github.com/monochromegane/go-gitignore v0.0.0-20200626010858-205db1a8cc00 // indirect
+	github.com/niemeyer/pretty v0.0.0-20200227124842-a10e7caefd8e // indirect
+	github.com/pkg/errors v0.9.1 // indirect
+	github.com/pmezard/go-difflib v1.0.0 // indirect
+	github.com/sergi/go-diff v1.1.0 // indirect
+	github.com/spf13/pflag v1.0.5 // indirect
+	github.com/xlab/treeprint v1.1.0 // indirect
+	go.starlark.net v0.0.0-20200306205701-8dd3e2ee1dd5 // indirect
+	golang.org/x/net v0.0.0-20210405180319-a5a99cb37ef4 // indirect
+	golang.org/x/sys v0.0.0-20210510120138-977fb7262007 // indirect
+	golang.org/x/text v0.3.7 // indirect
+	google.golang.org/protobuf v1.28.0 // indirect
+	gopkg.in/check.v1 v1.0.0-20200227125254-8fa46927fb4f // indirect
+	gopkg.in/yaml.v2 v2.4.0 // indirect
+	gopkg.in/yaml.v3 v3.0.0-20210107192922-496545a6307b // indirect
+	k8s.io/utils v0.0.0-20210802155522-efc7438f0176 // indirect
+	sigs.k8s.io/yaml v1.2.0 // indirect
+)
+
 replace sigs.k8s.io/kustomize/kyaml => ../../kyaml

cmd/config/go.sum

@@ -269,7 +269,6 @@ github.com/spf13/viper v1.8.1/go.mod h1:o0Pch8wJ9BVSWGQMbra6iw0oQ5oktSIBaujf1rJH
 github.com/stoewer/go-strcase v1.2.0/go.mod h1:IBiWB2sKIp3wVVQ3Y035++gc+knqhUQag1KpM8ahLw8=
 github.com/stretchr/objx v0.1.0/go.mod h1:HFkY916IF+rwdDfMAkV7OtwuqBVzrE8GR6GFx+wExME=
 github.com/stretchr/objx v0.2.0 h1:Hbg2NidpLE8veEBkEZTL3CvlkUIVzuU9jDplZO54c48=
-github.com/stretchr/objx v0.2.0/go.mod h1:qt09Ya8vawLte6SNmTgCsAVtYtaKzEcn8ATUoHMkEqE=
 github.com/stretchr/testify v1.2.2/go.mod h1:a8OnRcib4nhh0OaRAV+Yts87kKdq0PP7pXfy6kDkUVs=
 github.com/stretchr/testify v1.3.0/go.mod h1:M5WIy9Dh21IEIfnGCwXGc5bZfKNJtfHm1UVUgZn+9EI=
 github.com/stretchr/testify v1.4.0/go.mod h1:j7eGeouHqKxXV5pUuKE4zz7dFj8WfuZ+81PSLYec5m4=

cmd/config/internal/generateddocs/api/docs.go

@@ -144,7 +144,7 @@ The script wraps itself using ` + "`" + `config run wrap -- $0` + "`" + ` which
 
 ` + "`" + `Dockerfile` + "`" + ` installs ` + "`" + `kustomize fn` + "`" + ` and copies the script into the container image.
 
-	FROM golang:1.13-stretch
+	FROM golang:1.18-stretch
 	RUN go get sigs.k8s.io/kustomize/cmd/config
 	RUN mv /go/bin/config /usr/bin/config
 	COPY nginx-template.sh /usr/bin/nginx-template.sh