Method not available on this version
This method is only available on newer versions.
The first available version (v2_6_3) is shown here.
undasherize(str)
protected
No documentation available.
# File lib/bundler/vendor/thor/lib/thor/parser/option.rb, line 138
def undasherize(str)
str.sub(/^-{1,2}/, "")
end