Ruby Issue Tracking System

03/07/2014

07:28 PM Ruby Bug #9611: Arithmetic operator following parentheses-less method gives ArgumentError

Even though this also happens with +, * and /, I guess it is on purpose to pass negative numbers, not a bug. My mistake. battox (Matías Battocchia)

07:04 PM Ruby Bug #9611 (Rejected): Arithmetic operator following parentheses-less method gives ArgumentError

It would be better to explain this with an example:
> 'a'.length -1
ArgumentError: wrong number of arguments (1 for 0)
... battox (Matías Battocchia)

12/08/2011

01:56 AM Ruby Feature #5710: Enumerable#each( :method ) and Enumerable#map( :method )

It works. Thank you!
I guess that this issue has been resolved... battox (Matías Battocchia)

12/05/2011

11:31 AM Ruby Feature #5710 (Closed): Enumerable#each( :method ) and Enumerable#map( :method )

#each and #map could accept an argument of class string or symbol and send it to the objects in the enumerable.
An example:
array = [ "bi", "tri", "quad" ]
p array.each( :upcase! ) #=> [ "BI", "TRI", "QUAD" ]
p array.map( :... battox (Matías Battocchia)