The -h command-line option might perhaps do something more useful than the current output:
$ jsonld -h
/usr/bin/jsonld: invalid option -- h
/usr/lib/ruby/2.0.0/getoptlong.rb:394:in `set_error': invalid option -- h (GetoptLong::InvalidOption)
from /usr/lib/ruby/2.0.0/getoptlong.rb:571:in `get'
from /usr/lib/ruby/2.0.0/getoptlong.rb:602:in `block in each'
from /usr/lib/ruby/2.0.0/getoptlong.rb:601:in `loop'
from /usr/lib/ruby/2.0.0/getoptlong.rb:601:in `each'
from bin/jsonld:122:in `<top (required)>'
from /usr/bin/jsonld:23:in `load'
from /usr/bin/jsonld:23:in `<main>'
The
-h
command-line option might perhaps do something more useful than the current output: