acme.sh/.travis.yml

language: bash

env:
  global:
    - SHFMT_URL=https://github.com/mvdan/sh/releases/download/v0.4.0/shfmt_v0.4.0_linux_amd64

script:
  - curl -sSL $SHFMT_URL -o ~/shfmt
  - chmod +x ~/shfmt
  - ~/shfmt -l -w -i 2 .
  - git diff --exit-code || (echo "Run shfmt to fix the formatting issues" && false)