move wit-bindgen check target to rake

Author: kateinoigakukun

ext/js/depend

@@ -3,11 +3,6 @@ link.filelist:
 
 js.a: link.filelist
 
-.PHONY: check-bindgen
-check-bindgen: $(srcdir)/bindgen/rb-js-abi-host.wit
-	@mkdir -p "$(@D)"
-	wit-bindgen c --import $(srcdir)/bindgen/rb-js-abi-host.wit --out-dir $(srcdir)/bindgen
-
 js-core.o: $(srcdir)/bindgen/rb-js-abi-host.h
 
 bindgen/%.o: $(srcdir)/bindgen/%.c

ext/js/extconf.rb

@@ -1,4 +1,3 @@
 require "mkmf"
 $objs = ["js-core.o", "bindgen/rb-js-abi-host.o"]
-find_executable("wit-bindgen")
 create_makefile("js")

ext/witapi/depend

@@ -4,11 +4,6 @@ link.filelist:
 
 witapi.a: link.filelist
 
-.PHONY: check-bindgen
-check-bindgen: $(srcdir)/bindgen/rb-abi-guest.wit
-	@mkdir -p "$(@D)"
-	wit-bindgen c --export $(srcdir)/bindgen/rb-abi-guest.wit --out-dir $(srcdir)/bindgen
-
 witapi-core.o: $(srcdir)/bindgen/rb-abi-guest.h
 
 bindgen/%.o: $(srcdir)/bindgen/%.c

ext/witapi/extconf.rb

@@ -1,4 +1,3 @@
 require "mkmf"
 $objs = ["witapi-core.o", "bindgen/rb-abi-guest.o"]
-find_executable("wit-bindgen")
 create_makefile("witapi")

tasks/check.rake

@@ -0,0 +1,14 @@
+namespace :check do
+  desc "Check wit-bindgen'ed sources are up-to-date"
+  task :bindgen do
+    RubyWasm::Toolchain.check_executable("wit-bindgen")
+    wits = [
+      ["ext/witapi/bindgen/rb-abi-guest.wit", "--export"],
+      ["ext/js/bindgen/rb-js-abi-host.wit", "--import"],
+    ]
+    wits.each do |wit|
+      path, mode = wit
+      sh "wit-bindgen c #{mode} #{path} --out-dir #{File.dirname(path)}"
+    end
+  end
+end