enable travis-ci
diff --git a/.travis.yml b/.travis.yml
new file mode 100644
index 0000000..b7324e9
--- /dev/null
+++ b/.travis.yml
@@ -0,0 +1,18 @@
+language: dart
+
+dart:
+  - dev
+  - stable
+
+dart_task:
+  - test
+  - dartfmt
+  - dartanalyzer: --fatal-infos --fatal-warnings .
+
+# Only building master means that we don't run two builds for each pull request.
+branches:
+  only: [master]
+
+cache:
+  directories:
+    - $HOME/.pub-cache