shift from circle-ci to travis-ci

.travis.yml

@@ -0,0 +1,28 @@
+language: go
+
+go:
+  - "1.10.x"
+
+env:
+  - DEP_VERSION="0.4.1"
+
+before_install:
+  - curl -L -s https://github.com/golang/dep/releases/download/v${DEP_VERSION}/dep-linux-amd64 -o $GOPATH/bin/dep
+  - chmod +x $GOPATH/bin/dep
+
+install:
+  - dep ensure
+
+before_script:
+  - GO_FILES=$(find . -iname '*.go' -type f | grep -v /vendor/) # All the .go files, excluding vendor/
+  - go get github.com/golang/lint/golint
+  - go get honnef.co/go/tools/cmd/megacheck
+
+script:
+  - test -z $(gofmt -s -l $GO_FILES)         # Fail if a .go file hasn't been formatted with gofmt
+  - go test -v -race ./...                   # Run all the tests with the race detector enabled
+  - go vet ./...                             # go vet is the official Go static analyzer
+  - megacheck ./...                          # "go vet on steroids" + linter
+  - golint -set_exit_status $(go list ./...) # one last linter
+
+