From: SASADA Koichi <ko1@...>
Date: 2012-11-26T05:47:42+09:00
Subject: [ruby-core:50089] Re: [ruby-trunk - Feature #6895] TracePoint API

Hi,

(2012/11/26 4:27), trans (Thomas Sawyer) wrote:
> I made a comparison of the API with the pure Ruby TracePoint gem I had
written and have a few points:

I don't copy TracePoint gem.

> * Do all traces have a defined event type now? I see that I had #event? and #eventless? methods in my API b/c sometimes event is nil, I think.

I can't get points.
What is "defined event"?

> * Is there a way to get the callee, i.e. the current method name (if any)?

caller or caller_locations is not enough?

> * I had defined #=== so one could use case statements matching against event types. Might be handy.

  case tp.event
  when :call, :c_call
  ...
  end

is not enough?

> * Is #klass method necessary since one can call `self.class`? But maybe `self.class` is much less efficient? Also, "klass" is an ugly name. Would be nice if there were a better alias, but I can't think of a good name.

I agree with
  - it is ugly
  - but no good name
.

> * Lastly, is there a way to get prior binding(s)? It's been a long time, but when I first worked on this I recall a need to get access to the previous binding. Unfortunately I can't recall why now, but I remember it being a significant enough problem that I made sure to add support for it.

No. It is too powerful. It should be discuss at another place.

-- 
// SASADA Koichi at atdot dot net