Fix prefix bug in copier.

kyaml/Makefile

@@ -5,13 +5,6 @@ MYGOBIN := $(shell go env GOPATH)/bin
 export PATH := $(MYGOBIN):$(PATH)
 
 .PHONY: generate license fix vet fmt test lint tidy clean
-all: license fix vet fmt test lint tidy
-
-fix:
-	go fix ./...
-
-fmt:
-	go fmt ./...
 
 $(MYGOBIN)/addlicense:
 	go get github.com/google/addlicense
@@ -25,25 +18,38 @@ $(MYGOBIN)/k8scopy:
 $(MYGOBIN)/stringer:
 	go get golang.org/x/tools/cmd/stringer
 
+all: license fix vet fmt test lint tidy
+
+k8sGenDir := yaml/internal/k8sgen/pkg
+
 generate: $(MYGOBIN)/stringer $(MYGOBIN)/k8scopy
 	go generate ./...
 
 clean:
-	rm -rf yaml/internal/k8sgen/pkg
+	rm -rf $(k8sGenDir)
+
+lint: $(MYGOBIN)/golangci-lint
+	$(MYGOBIN)/golangci-lint \
+	  --skip-dirs $(k8sGenDir) \
+	  run ./...
 
 license: $(MYGOBIN)/addlicense
-	$(MYGOBIN)/addlicense -c "The Kubernetes Authors." -f LICENSE_TEMPLATE .
+	$(MYGOBIN)/addlicense \
+	  -y 2021 \
+	  -c "The Kubernetes Authors." \
+	  -f LICENSE_TEMPLATE .
+
+test: generate
+	go test -cover ./...
+
+fix:
+	go fix ./...
+
+fmt:
+	go fmt ./...
 
 tidy:
 	go mod tidy
 
-lint: $(MYGOBIN)/golangci-lint
-	$(MYGOBIN)/golangci-lint \
-	  --skip-dirs yaml/internal/k8sgen/pkg \
-	  run ./...
-
-test:
-	go test -cover ./...
-
 vet:
 	go vet ./...

kyaml/yaml/internal/k8sgen/doc.go

@@ -3,5 +3,5 @@
 
 // All code below this directory is generated.
 // See {repo}/cmd/k8scopy/main.go for more info.
-//go:generate k8scopy k8scopy.yaml
+//go:generate k8scopy k8scopy.yaml yaml
 package k8sgen