.travis.yml

language: go

# Only the last two Go releases are supported by the Go team with security
# updates. Any versions older than that should be considered deprecated.
# Don't bother testing with them. tip builds your code with the latest
# development version of Go. This can warn you that your code will break
# in the next version of Go. Don't worry! Later we declare that test runs
# are allowed to fail on Go tip.
go:
  - "1.11.x"
  - "1.12.x"

# Skip the install step. Don't `go get` dependencies. Only build with the
# code in vendor/
install: true

matrix:
  # It's ok if our code fails on unstable development versions of Go.
  allow_failures:
    - go: tip
  # Don't wait for tip tests to finish. Mark the test run green if the
  # tests pass on the stable versions of Go.
  fast_finish: true


env:
  GO111MODULE="on"

# Anything in before_script that returns a nonzero exit code will
# flunk the build and immediately stop. It's sorta like having
# set -e enabled in bash. 
before_script:
  - GO_FILES=$(find . -iname '*.go' -type f | grep -v /vendor/) # All the .go files, excluding vendor/
  - go get -t -v ./...
  - go vet ./...
  - go get -v honnef.co/go/tools/cmd/staticcheck

# script always run to completion (set +e). All of these code checks are must haves
# in a modern Go project.
script:
  - test -z $(gofmt -s -l $GO_FILES)         # Fail if a .go file hasn't been formatted with gofmt
  - staticcheck $GO_FILES
  - go test -race -coverprofile=coverage.txt -covermode=atomic

# push results to CodeCov
after_success:
  - bash <(curl -s https://codecov.io/bash)