Feature #17744: Accumulate `Enumerable#tally` results

• Status: Closed
• Assignee: -
• Target version: -

[nobu (Nobuyoshi Nakada)]

A feature request at DevelopersMeeting20200317Japan:

• ko1: want to accumulate Enumerable#tally results

  h = {}
  [:a,:b,:c].tally(h)
  [:a,:b,:d].tally(h)
  
  p h #=> {:a=>2, :b=>2, :c=>1, :d=>1}
  

• matz: looks good. please create a proposal

[marcandre (Marc-Andre Lafortune)]

Is there an issue using merge?

I retract my question, this change sounds simple enough

[matz (Yukihiro Matsumoto)]

Go ahead.

Matz.

[nobu (Nobuyoshi Nakada)]

• Status changed from Open to Closed

Applied in changeset git|9143d21b1bf2f16b1e847d569a588510726d8860.

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Enumerable#tally with the resulting hash [Feature #17744]