[ruby-talk:11532] vim macros for ri

 map \rb   :!ruby <C-R>% > /tmp/ruby.out<C-M><C-M><C-W>s:e
/tmp/ruby.out<C-M>:!r
m /tmp/ruby.out<C-M><C-M>
 map \ri   wb"zyw:!ruby //c/ruby/bin/ri.rb <C-R>z >
/tmp/ruby.out<C-M><C-M><C-W>
s:e /tmp/ruby.out<C-M>:!rm /tmp/ruby.out<C-M><C-M>

change paths to suit: "//c/ruby/bin/ri.rb" and "/tmp"

--e

----- Original Message -----
From: "Dave Thomas" <[e-mail]>
To: "ruby-talk ML" <[e-mail]>; <[e-mail]>
Sent: Sunday, February 25, 2001 1:46 AM
Subject: [ruby-talk:11511] ANN: ri - the Ruby Interactive reference


>
> Have you forgotten the parameters that each_with index passes to it's
> block? Just type:
>
>    % ri each_with_index
>
> and you'll see:
>
>    ------------------------------------------------------------------
>      enumObj.each_with_index {| obj, i | block }  -> nil
>    ------------------------------------------------------------------
>      Calls block with two arguments, the item and its index, for each
>      item in enumObj.
>
>         hash = Hash.new
>         %w(cat dog wombat).each_with_index {|item, index|
>           hash[item] = index
>         }
>         hash   #=> {"dog"=>1, "wombat"=>2, "cat"=>0}
>
>
> Hazy on what methods are defined in the Math module?
>
>    % ri Math
>    -------------------------------------------------------------------
>      module: Math
>    -------------------------------------------------------------------
>      The Math module contains module functions for basic trigonometric
>      and transcendental functions.
>    -------------------------------------------------------------------
>      atan2, cos, exp, frexp, ldexp, log, log10, sin, sqrt, tan
>    -------------------------------------------------------------------
>
> ri contains the information from Programming Ruby on 42 built-in
> classes and modules, and over 700 built-in methods. What command line
> could be complete without a copy of ri?
>
> Snag one while they last at:
>
>    http://www.pragmaticprogrammer.com/ruby/downloads/ri.html
>
>
> Dave
>
>
> ps.
>
> If anyone writes editor macros that use ri, so that you can pop-up
> method descriptions while your cursor is on the method name, I'd love
> to add them to the distribution. Thanks.
>