✨ Add help dialog to makefile template

Makefile

@@ -28,10 +28,17 @@ endif
 
 ##@ General
 
-# The help will print out all targets with their descriptions organized bellow their categories. The categories are represented by `##@` and the target descriptions by `##`.
-# The awk commands is responsable to read the entire set of makefiles included in this invocation, looking for lines of the file as xyz: ## something, and then pretty-format the target and help. Then, if there's a line with ##@ something, that gets pretty-printed as a category.
-# More info over the usage of ANSI control characters for terminal formatting: https://en.wikipedia.org/wiki/ANSI_escape_code#SGR_parameters
-# More info over awk command: http://linuxcommand.org/lc3_adv_awk.php
+# The help target prints out all targets with their descriptions organized
+# beneath their categories. The categories are represented by '##@' and the
+# target descriptions by '##'. The awk commands is responsible for reading the
+# entire set of makefiles included in this invocation, looking for lines of the
+# file as xyz: ## something, and then pretty-format the target and help. Then,
+# if there's a line with ##@ something, that gets pretty-printed as a category.
+# More info on the usage of ANSI control characters for terminal formatting:
+# https://en.wikipedia.org/wiki/ANSI_escape_code#SGR_parameters
+# More info on the awk command:
+# http://linuxcommand.org/lc3_adv_awk.php
+
 .PHONY: help
 help:  ## Display this help
 	@awk 'BEGIN {FS = ":.*##"; printf "\nUsage:\n  make \033[36m<target>\033[0m\n"} /^[a-zA-Z_0-9-]+:.*?##/ { printf "  \033[36m%-15s\033[0m %s\n", $$1, $$2 } /^##@/ { printf "\n\033[1m%s\033[0m\n", substr($$0, 5) } ' $(MAKEFILE_LIST)

pkg/plugins/golang/v3/scaffolds/internal/templates/makefile.go

@@ -72,70 +72,78 @@ endif
 
 all: manager
 
-# Run tests
+##@ Targets
+
+# The help target prints out all targets with their descriptions organized
+# beneath their categories. The categories are represented by '##@' and the
+# target descriptions by '##'. The awk commands is responsible for reading the
+# entire set of makefiles included in this invocation, looking for lines of the
+# file as xyz: ## something, and then pretty-format the target and help. Then,
+# if there's a line with ##@ something, that gets pretty-printed as a category.
+# More info on the usage of ANSI control characters for terminal formatting:
+# https://en.wikipedia.org/wiki/ANSI_escape_code#SGR_parameters
+# More info on the awk command:
+# http://linuxcommand.org/lc3_adv_awk.php
+
+.PHONY: help
+help:  ## Display this help.
+	@awk 'BEGIN {FS = ":.*##"; printf "\nUsage:\n  make \033[36m<target>\033[0m\n"} /^[a-zA-Z_0-9-]+:.*?##/ { printf "  \033[36m%-15s\033[0m %s\n", $$1, $$2 } /^##@/ { printf "\n\033[1m%s\033[0m\n", substr($$0, 5) } ' $(MAKEFILE_LIST)
+
 ENVTEST_ASSETS_DIR=$(shell pwd)/testbin
-test: generate fmt vet manifests
+test: generate fmt vet manifests ## Run tests.
 	mkdir -p ${ENVTEST_ASSETS_DIR}
 	test -f ${ENVTEST_ASSETS_DIR}/setup-envtest.sh || curl -sSLo ${ENVTEST_ASSETS_DIR}/setup-envtest.sh https://raw.githubusercontent.com/kubernetes-sigs/controller-runtime/{{ .ControllerRuntimeVersion }}/hack/setup-envtest.sh
 	source ${ENVTEST_ASSETS_DIR}/setup-envtest.sh; fetch_envtest_tools $(ENVTEST_ASSETS_DIR); setup_envtest_env $(ENVTEST_ASSETS_DIR); go test ./... -coverprofile cover.out
 
-# Build manager binary
-manager: generate fmt vet
+manager: generate fmt vet ## Build manager binary.
 	go build -o bin/manager main.go
 
-# Run against the configured Kubernetes cluster in ~/.kube/config
-run: generate fmt vet manifests
+run: generate fmt vet manifests ## Run a controller from your host. 
 	go run ./main.go
 
-# Install CRDs into a cluster
-install: manifests kustomize
+install: manifests kustomize ## Install CRDs into the K8s cluster specified in ~/.kube/config. 
 	$(KUSTOMIZE) build config/crd | kubectl apply -f -
 
-# Uninstall CRDs from a cluster
-uninstall: manifests kustomize
+uninstall: manifests kustomize ## Uninstall CRDs from the K8s cluster specified in ~/.kube/config. 
 	$(KUSTOMIZE) build config/crd | kubectl delete -f -
 
-# Deploy controller in the configured Kubernetes cluster in ~/.kube/config
-deploy: manifests kustomize
+deploy: manifests kustomize ## Deploy controller to the K8s cluster specified in ~/.kube/config.
 	cd config/manager && $(KUSTOMIZE) edit set image controller=${IMG}
 	$(KUSTOMIZE) build config/default | kubectl apply -f -
 
-# UnDeploy controller from the configured Kubernetes cluster in ~/.kube/config
-undeploy:
+undeploy: ## Undeploy controller from the K8s cluster specified in ~/.kube/config.
 	$(KUSTOMIZE) build config/default | kubectl delete -f -
 
-# Generate manifests e.g. CRD, RBAC etc.
-manifests: controller-gen
+
+manifests: controller-gen ## Generate manifests e.g. CRD, RBAC, etc.
 	$(CONTROLLER_GEN) $(CRD_OPTIONS) rbac:roleName=manager-role webhook paths="./..." output:crd:artifacts:config=config/crd/bases
 
-# Run go fmt against code
-fmt:
+fmt: ## Run go fmt against code.
 	go fmt ./...
 
-# Run go vet against code
-vet:
+
+vet: ## Run go vet against code.
 	go vet ./...
 
-# Generate code
-generate: controller-gen
+generate: controller-gen ## Generate code.
 	$(CONTROLLER_GEN) object:headerFile={{printf "%q" .BoilerplatePath}} paths="./..."
 
-# Build the docker image
-docker-build: test
+
+docker-build: test ## Build the docker image for the controller.
 	docker build -t ${IMG} .
 
-# Push the docker image
-docker-push:
+
+docker-push: ## Push the docker image for the controller.
 	docker push ${IMG}
 
-# Download controller-gen locally if necessary
+
 CONTROLLER_GEN = $(shell pwd)/bin/controller-gen
-controller-gen:
+controller-gen: ## Download controller-gen locally if necessary.
 	$(call go-get-tool,$(CONTROLLER_GEN),sigs.k8s.io/controller-tools/cmd/controller-gen@{{ .ControllerToolsVersion }})
 
-# Download kustomize locally if necessary
+
 KUSTOMIZE = $(shell pwd)/bin/kustomize
-kustomize:
+kustomize: ## Download kustomize locally if necessary.
 	$(call go-get-tool,$(KUSTOMIZE),sigs.k8s.io/kustomize/kustomize/v3@{{ .KustomizeVersion }})
 
 # go-get-tool will 'go get' any package $2 and install it to $1.

testdata/project-v3-addon/Makefile

@@ -13,70 +13,78 @@ endif
 
 all: manager
 
-# Run tests
+##@ Targets
+
+# The help target prints out all targets with their descriptions organized
+# beneath their categories. The categories are represented by '##@' and the
+# target descriptions by '##'. The awk commands is responsible for reading the
+# entire set of makefiles included in this invocation, looking for lines of the
+# file as xyz: ## something, and then pretty-format the target and help. Then,
+# if there's a line with ##@ something, that gets pretty-printed as a category.
+# More info on the usage of ANSI control characters for terminal formatting:
+# https://en.wikipedia.org/wiki/ANSI_escape_code#SGR_parameters
+# More info on the awk command:
+# http://linuxcommand.org/lc3_adv_awk.php
+
+.PHONY: help
+help:  ## Display this help.
+	@awk 'BEGIN {FS = ":.*##"; printf "\nUsage:\n  make \033[36m<target>\033[0m\n"} /^[a-zA-Z_0-9-]+:.*?##/ { printf "  \033[36m%-15s\033[0m %s\n", $$1, $$2 } /^##@/ { printf "\n\033[1m%s\033[0m\n", substr($$0, 5) } ' $(MAKEFILE_LIST)
+
 ENVTEST_ASSETS_DIR=$(shell pwd)/testbin
-test: generate fmt vet manifests
+test: generate fmt vet manifests ## Run tests.
 	mkdir -p ${ENVTEST_ASSETS_DIR}
 	test -f ${ENVTEST_ASSETS_DIR}/setup-envtest.sh || curl -sSLo ${ENVTEST_ASSETS_DIR}/setup-envtest.sh https://raw.githubusercontent.com/kubernetes-sigs/controller-runtime/v0.7.0/hack/setup-envtest.sh
 	source ${ENVTEST_ASSETS_DIR}/setup-envtest.sh; fetch_envtest_tools $(ENVTEST_ASSETS_DIR); setup_envtest_env $(ENVTEST_ASSETS_DIR); go test ./... -coverprofile cover.out
 
-# Build manager binary
-manager: generate fmt vet
+manager: generate fmt vet ## Build manager binary.
 	go build -o bin/manager main.go
 
-# Run against the configured Kubernetes cluster in ~/.kube/config
-run: generate fmt vet manifests
+run: generate fmt vet manifests ## Run a controller from your host. 
 	go run ./main.go
 
-# Install CRDs into a cluster
-install: manifests kustomize
+install: manifests kustomize ## Install CRDs into the K8s cluster specified in ~/.kube/config. 
 	$(KUSTOMIZE) build config/crd | kubectl apply -f -
 
-# Uninstall CRDs from a cluster
-uninstall: manifests kustomize
+uninstall: manifests kustomize ## Uninstall CRDs from the K8s cluster specified in ~/.kube/config. 
 	$(KUSTOMIZE) build config/crd | kubectl delete -f -
 
-# Deploy controller in the configured Kubernetes cluster in ~/.kube/config
-deploy: manifests kustomize
+deploy: manifests kustomize ## Deploy controller to the K8s cluster specified in ~/.kube/config.
 	cd config/manager && $(KUSTOMIZE) edit set image controller=${IMG}
 	$(KUSTOMIZE) build config/default | kubectl apply -f -
 
-# UnDeploy controller from the configured Kubernetes cluster in ~/.kube/config
-undeploy:
+undeploy: ## Undeploy controller from the K8s cluster specified in ~/.kube/config.
 	$(KUSTOMIZE) build config/default | kubectl delete -f -
 
-# Generate manifests e.g. CRD, RBAC etc.
-manifests: controller-gen
+
+manifests: controller-gen ## Generate manifests e.g. CRD, RBAC, etc.
 	$(CONTROLLER_GEN) $(CRD_OPTIONS) rbac:roleName=manager-role webhook paths="./..." output:crd:artifacts:config=config/crd/bases
 
-# Run go fmt against code
-fmt:
+fmt: ## Run go fmt against code.
 	go fmt ./...
 
-# Run go vet against code
-vet:
+
+vet: ## Run go vet against code.
 	go vet ./...
 
-# Generate code
-generate: controller-gen
+generate: controller-gen ## Generate code.
 	$(CONTROLLER_GEN) object:headerFile="hack/boilerplate.go.txt" paths="./..."
 
-# Build the docker image
-docker-build: test
+
+docker-build: test ## Build the docker image for the controller.
 	docker build -t ${IMG} .
 
-# Push the docker image
-docker-push:
+
+docker-push: ## Push the docker image for the controller.
 	docker push ${IMG}
 
-# Download controller-gen locally if necessary
+
 CONTROLLER_GEN = $(shell pwd)/bin/controller-gen
-controller-gen:
+controller-gen: ## Download controller-gen locally if necessary.
 	$(call go-get-tool,$(CONTROLLER_GEN),sigs.k8s.io/controller-tools/cmd/controller-gen@v0.4.1)
 
-# Download kustomize locally if necessary
+
 KUSTOMIZE = $(shell pwd)/bin/kustomize
-kustomize:
+kustomize: ## Download kustomize locally if necessary.
 	$(call go-get-tool,$(KUSTOMIZE),sigs.k8s.io/kustomize/kustomize/v3@v3.8.7)
 
 # go-get-tool will 'go get' any package $2 and install it to $1.

testdata/project-v3-config/Makefile

@@ -13,70 +13,78 @@ endif
 
 all: manager
 
-# Run tests
+##@ Targets
+
+# The help target prints out all targets with their descriptions organized
+# beneath their categories. The categories are represented by '##@' and the
+# target descriptions by '##'. The awk commands is responsible for reading the
+# entire set of makefiles included in this invocation, looking for lines of the
+# file as xyz: ## something, and then pretty-format the target and help. Then,
+# if there's a line with ##@ something, that gets pretty-printed as a category.
+# More info on the usage of ANSI control characters for terminal formatting:
+# https://en.wikipedia.org/wiki/ANSI_escape_code#SGR_parameters
+# More info on the awk command:
+# http://linuxcommand.org/lc3_adv_awk.php
+
+.PHONY: help
+help:  ## Display this help.
+	@awk 'BEGIN {FS = ":.*##"; printf "\nUsage:\n  make \033[36m<target>\033[0m\n"} /^[a-zA-Z_0-9-]+:.*?##/ { printf "  \033[36m%-15s\033[0m %s\n", $$1, $$2 } /^##@/ { printf "\n\033[1m%s\033[0m\n", substr($$0, 5) } ' $(MAKEFILE_LIST)
+
 ENVTEST_ASSETS_DIR=$(shell pwd)/testbin
-test: generate fmt vet manifests
+test: generate fmt vet manifests ## Run tests.
 	mkdir -p ${ENVTEST_ASSETS_DIR}
 	test -f ${ENVTEST_ASSETS_DIR}/setup-envtest.sh || curl -sSLo ${ENVTEST_ASSETS_DIR}/setup-envtest.sh https://raw.githubusercontent.com/kubernetes-sigs/controller-runtime/v0.7.0/hack/setup-envtest.sh
 	source ${ENVTEST_ASSETS_DIR}/setup-envtest.sh; fetch_envtest_tools $(ENVTEST_ASSETS_DIR); setup_envtest_env $(ENVTEST_ASSETS_DIR); go test ./... -coverprofile cover.out
 
-# Build manager binary
-manager: generate fmt vet
+manager: generate fmt vet ## Build manager binary.
 	go build -o bin/manager main.go
 
-# Run against the configured Kubernetes cluster in ~/.kube/config
-run: generate fmt vet manifests
+run: generate fmt vet manifests ## Run a controller from your host. 
 	go run ./main.go
 
-# Install CRDs into a cluster
-install: manifests kustomize
+install: manifests kustomize ## Install CRDs into the K8s cluster specified in ~/.kube/config. 
 	$(KUSTOMIZE) build config/crd | kubectl apply -f -
 
-# Uninstall CRDs from a cluster
-uninstall: manifests kustomize
+uninstall: manifests kustomize ## Uninstall CRDs from the K8s cluster specified in ~/.kube/config. 
 	$(KUSTOMIZE) build config/crd | kubectl delete -f -
 
-# Deploy controller in the configured Kubernetes cluster in ~/.kube/config
-deploy: manifests kustomize
+deploy: manifests kustomize ## Deploy controller to the K8s cluster specified in ~/.kube/config.
 	cd config/manager && $(KUSTOMIZE) edit set image controller=${IMG}
 	$(KUSTOMIZE) build config/default | kubectl apply -f -
 
-# UnDeploy controller from the configured Kubernetes cluster in ~/.kube/config
-undeploy:
+undeploy: ## Undeploy controller from the K8s cluster specified in ~/.kube/config.
 	$(KUSTOMIZE) build config/default | kubectl delete -f -
 
-# Generate manifests e.g. CRD, RBAC etc.
-manifests: controller-gen
+
+manifests: controller-gen ## Generate manifests e.g. CRD, RBAC, etc.
 	$(CONTROLLER_GEN) $(CRD_OPTIONS) rbac:roleName=manager-role webhook paths="./..." output:crd:artifacts:config=config/crd/bases
 
-# Run go fmt against code
-fmt:
+fmt: ## Run go fmt against code.
 	go fmt ./...
 
-# Run go vet against code
-vet:
+
+vet: ## Run go vet against code.
 	go vet ./...
 
-# Generate code
-generate: controller-gen
+generate: controller-gen ## Generate code.
 	$(CONTROLLER_GEN) object:headerFile="hack/boilerplate.go.txt" paths="./..."
 
-# Build the docker image
-docker-build: test
+
+docker-build: test ## Build the docker image for the controller.
 	docker build -t ${IMG} .
 
-# Push the docker image
-docker-push:
+
+docker-push: ## Push the docker image for the controller.
 	docker push ${IMG}
 
-# Download controller-gen locally if necessary
+
 CONTROLLER_GEN = $(shell pwd)/bin/controller-gen
-controller-gen:
+controller-gen: ## Download controller-gen locally if necessary.
 	$(call go-get-tool,$(CONTROLLER_GEN),sigs.k8s.io/controller-tools/cmd/controller-gen@v0.4.1)
 
-# Download kustomize locally if necessary
+
 KUSTOMIZE = $(shell pwd)/bin/kustomize
-kustomize:
+kustomize: ## Download kustomize locally if necessary.
 	$(call go-get-tool,$(KUSTOMIZE),sigs.k8s.io/kustomize/kustomize/v3@v3.8.7)
 
 # go-get-tool will 'go get' any package $2 and install it to $1.