• Integrating with ShellCheck
• Pick the output format that makes your life easier
• JSON output
• XML output
• GCC compatible error messages
• Unified Diff
• Decide whether you want to specify a shell dialect
• Decide whether you want to follow sourced files that are not specified as input
• Check shellchecks exit code
• Allow passing through or configuring the environment variable SHELLCHECK_OPTS
• Consider linking to the wiki for more information about individual warnings