render svg diagrams using d2

Makefile

@@ -0,0 +1,59 @@
+DENO := deno
+COV := $(DENO) coverage cov_profile
+FMT := $(DENO) fmt *.ts examples/*.ts
+NPM_PUB := npm publish
+
+D2 := nix run git+https://git.pleshevski.ru/mynix/tools\\\#d2_unstable --
+DIAGRAMS := \
+	turnstile
+
+turnstile_theme_args := --layout elk --theme 101
+
+dev: fmt tests cov
+
+ci: fmt-check tests-cov
+
+tests: clean
+	$(DENO) test --coverage=cov_profile *.test.ts
+
+tests-cov: tests
+	$(COV) --lcov > cov_profile/cov.lcov
+
+cov:
+	$(COV)
+
+fmt:
+	$(FMT)
+
+fmt-check:
+	$(FMT) --check
+
+build: clean | $(DIAGRAMS)
+	tsc && tsc -p tsconfig.cjs.json
+
+clean:
+	@echo clean test coverage data
+	rm -rf cov_profile
+	@echo clean build target
+	rm -rf dist
+	@echo clean diagrams
+	rm -rf assets/*.svg
+
+define d2rule
+d2_$(1)_args := $(D2) $$($(1)_theme_args) assets/$(1).d2 assets/$(1).svg
+
+$(1): ; $$($(1)_args)
+$(1)-w: ; $$($(1)_args) -w
+endef
+
+$(foreach d2name,$(DIAGRAMS),$(eval $(call d2rule,$(d2name))))
+
+dry-pub:
+	$(NPM_PUB) --dry-run
+
+pub:
+	$(NPM_PUB)
+
+help:
+	cat Makefile
+

assets/turnstile.d2

@@ -0,0 +1,6 @@
+direction: right
+
+Turnstile: {
+  Locked -> Unlocked: coin
+  Unlocked -> Locked: push
+}

makefile

@@ -1,37 +0,0 @@
-DENO := deno
-COV := $(DENO) coverage cov_profile
-FMT := $(DENO) fmt *.ts examples/*.ts
-NPM_PUB := npm publish
-
-dev: fmt tests cov
-
-ci: fmt-check tests-cov
-
-tests: clean
-	$(DENO) test --coverage=cov_profile *.test.ts
-
-tests-cov: tests
-	$(COV) --lcov > cov_profile/cov.lcov
-
-cov:
-	$(COV)
-
-fmt:
-	$(FMT)
-
-fmt-check:
-	$(FMT) --check
-
-clean:
-	rm -rf cov_profile dist
-
-build: clean
-	tsc && tsc -p tsconfig.cjs.json
-
-dry-pub:
-	$(NPM_PUB) --dry-run
-
-pub:
-	$(NPM_PUB)
-
-