Ashutosh Bapat <ashutosh(dot)bapat(dot)oss(at)gmail(dot)com> writes:
> The usage help mentions exit code 2 specifically while describing --check
> option but it doesn't mention exit code 1. Neither does the README. So I
> don't think we need to document exit code 3 anywhere. Please let me know if
> you think otherwise.
I think we should have at least a code comment summarizing the
possible exit codes, along the lines of
# Exit codes:
# 0 -- all OK
# 1 -- could not invoke pgindent, nothing done
# 2 -- --check mode and at least one file requires changes
# 3 -- pgindent failed on at least one file
regards, tom lane