diff options
Diffstat (limited to 'lib/optparse.rb')
-rw-r--r-- | lib/optparse.rb | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/lib/optparse.rb b/lib/optparse.rb index 38958c3f8d..22c03ff5ee 100644 --- a/lib/optparse.rb +++ b/lib/optparse.rb @@ -168,6 +168,7 @@ Individual switch class. def initialize(pattern = nil, conv = nil, short = nil, long = nil, arg = nil, desc = ([] if short or long), block = Proc.new) + raise if Array === pattern @pattern, @conv, @short, @long, @arg, @desc, @block = pattern, conv, short, long, arg, desc, block end |