[feat] Added 'watch' to list of Makefile targets

'Watch' depends upon the inotify toolkit; it will automagically
run the test suite locally every time you press "save".

Makefile

@@ -0,0 +1,30 @@
+.PHONY: test
+
+# docs: $(patsubst %.md,%.html,$(wildcard *.md))
+
+SOURCES= chapter1/*.coffee chapter3/*.coffee chapter-lambda-1/*.coffee test/*.coffee
+
+%.js: src/%.coffee
+	node_modules/.bin/mocha coffee -c -o . $<
+
+%.html: %.md header.html footer.html
+	cat header.html > $@
+	pandoc $< >> $@
+	cat footer.html >> $@
+
+node_modules: package.json
+	mkdir -p node_modules
+	npm install
+
+test: clean node_modules
+	@JUNIT_REPORT_PATH=test-reports.xml JUNIT_REPORT_STACK=1 ./node_modules/.bin/mocha \
+		--reporter mocha-jenkins-reporter --compilers coffee:coffee-script/register || true
+
+ltest: node_modules
+	@node_modules/.bin/mocha --compilers coffee:coffee-script/register
+
+watch:
+	while inotifywait $(SOURCES) ; do make test; done
+
+clean: 
+	rm -f report.xml test-reports.xml