Merge pull request #34 from Andonome/completions

Completions

Author: AlexanderGrooff

Makefile

@@ -1,21 +1,38 @@
 PREFIX ?= /usr/local/bin
+pkgname ?= mermaid-ascii
 
-mermaid-ascii: cmd/*.go
-	go build
+targets += $(PREFIX)/$(pkgname)
+
+ifneq (,$(wildcard /usr/share/bash-completion/completions/))
+  targets += /usr/share/bash-completion/completions/$(pkgname)
+endif
+
+all: build/$(pkgname) build/completions/bash build/completions/zsh build/completions/fish
+
+build/$(pkgname): cmd/*.go | build/
+	go build -o $@
 
 .PHONY: install
-install: $(PREFIX)/mermaid-ascii
+install: $(targets)
 
-$(PREFIX)/mermaid-ascii: mermaid-ascii | $(PREFIX)
+$(PREFIX)/$(pkgname): build/$(pkgname) | $(PREFIX)
 	install -m 755 $< $@
+/usr/share/bash-completion/completions/$(pkgname): build/completions/bash
+	install -m 755 $< $@
+
+build/completions/%: build/$(pkgname) | build/completions/
+	./$< completion $(@F) > $@
+
+%/:
+	mkdir -p $@
 
 .PHONY: clean
 clean:
-	$(RM) mermaid-ascii
+	$(RM) -r build
 
 .PHONY: uninstall
 uninstall:
-	$(RM) $(PREFIX)/mermaid-ascii
+	$(RM) $(targets)
 
 dev:
 	air