replace build shell script with a little makefile

.travis.yml

@@ -3,8 +3,6 @@ dart:
   - stable
 install:
   - gem install coveralls-lcov
-script: ./tools/build.sh
+script: make
 after_success:
-  - coveralls-lcov --repo-token $COVERALLS_TOKEN coverage/lcov.info
-env:
-  - DARTANALYZER_FLAGS=--fatal-warnings
+  - coveralls-lcov --repo-token $COVERALLS_TOKEN coverage/lcov.info

Makefile

@@ -1,6 +1,19 @@
-build: lib/*dart test/*dart bin/*dart
-	dartanalyzer lib/ bin/
-	dartfmt -w lib/ test/ bin/
+DARTANALYZER_FLAGS=--fatal-warnings
+
+build: lib/*dart test/*dart bin/*dart deps
+	dartanalyzer ${DARTANALYZER_FLAGS} lib/ bin/
+	dartfmt -n --set-exit-if-changed lib/ test/ bin/
 	pub run test_coverage
+
+deps: pubspec.yaml
+	pub get
+
+reformatting:
+	dartfmt -w lib/ test/ bin/
+
+build-local: reformatting build
 	genhtml -o coverage coverage/lcov.info
-	open coverage/index.html
+	open coverage/index.html
+
+publish:
+	pub publish