Generate command line parser using getopt_long
yaggo [\,options\/] [\,file.yaggo\/]
-o, --output FILE
Output file
-l, --license PATH
License file to copy in header
-m, --man
Manual page
-s, --stub
Output a stub yaggo file
--zc PATH
Write zsh completion file
-e, --extended-syntax
Use extended syntax
--debug
Debug yaggo
-h, --help
Show this message