Makefile targets

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#### GIST: Makefile targets 
#### https://gist.github.com/rkrug/9005f4b7169e65b6c51866209370c599
###############
SHELL = /bin/bash

# run targets pipeline
build:
	Rscript -e "targets::tar_make()"

# visnetwork
vis: visualise
visualise:
	Rscript -e "targets::tar_visnetwork()"

# delete _targets folderas well as content of data folder
clean:
	Rscript -e "targets::tar_destroy()"
	rm -rf ./data/*
	rm -rf ./Report.html



############# Help targets #############

list_variables:
	@echo
	@echo "#############################################"
	@echo "## Variables ################################"
	@$(MAKE) -pn | grep -A1 "^# makefile"| grep -v "^#\|^--" | sort | uniq
	@echo "#############################################"
	@echo ""

## from https://stackoverflow.com/a/26339924/632423
help:
	@echo
	@echo "#############################################"
	@echo "## Make Targets #############################"
	@$(MAKE) -pRrq -f $(lastword $(MAKEFILE_LIST)) : 2>/dev/null | awk -v RS= -F: '/^# File/,/^# Finished Make data base/ {if ($$1 !~ "^[#.]") {print $$1}}' | sort | egrep -v -e '^[^[:alnum:]]' -e '^$@$$'
	@echo "#############################################"
	@echo