Mermaid Makefile

Makefile

SOURCES := $(shell find . -name '*.mmd' -not -path "node_modules")
SVGS := $(SOURCES:%.mmd=%.svg)
DATEFILE := .last_build.$(shell date +%Y-%m-%d).date
MERMAID_CLI := node_modules/.bin/mmdc

all: $(MERMAID_CLI) $(SVGS)

$(MERMAID_CLI): node_modules

node_modules: package.json
	@npm install

%.svg: %.mmd $(DATEFILE)
	$(MERMAID_CLI) -i $< -o $@

$(DATEFILE):
	@rm -f .last_build.*.date
	@touch $@

clean:
	@rm -f $(SVGS)
	@rm -f .last_build.*.date

cleaner: clean
	@rm -rf node_modules

.PHONY: all clean cleaner