diff options
Diffstat (limited to 'src/arg.lua')
| -rw-r--r-- | src/arg.lua | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/src/arg.lua b/src/arg.lua index 1254b71..de19c77 100644 --- a/src/arg.lua +++ b/src/arg.lua @@ -82,9 +82,12 @@ return function (opts) else local option = params[flag] - if option == nil then + if option == nil and opts.strict then print("error: unknown flag '" .. flag .. "'") help(opts) + elseif option == nil then + option = { name = flag, kind = 'property' } + params[flag] = option end if option.kind == 'flag' then |