[#49078] DevelopersMeeting20150728Japan — SASADA Koichi <ko1@...>
Hi,
5 messages
2015/06/12
[ruby-dev:49127] [Ruby trunk - Bug #11296] [Open] Proc#arity returns weird value for non-lambda proc with optional arguments
From:
matz@...
Date:
2015-06-23 05:48:08 UTC
List:
ruby-dev #49127
Issue #11296 has been reported by Yukihiro Matsumoto.
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Bug #11296: Proc#arity returns weird value for non-lambda proc with optional arguments
https://bugs.ruby-lang.org/issues/11296
* Author: Yukihiro Matsumoto
* Status: Open
* Priority: Normal
* Assignee:
* ruby -v:
* Backport: 2.0.0: UNKNOWN, 2.1: UNKNOWN, 2.2: UNKNOWN
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`Proc.new(x=0){}.arity` returns 0, not -1 unlike lambdas.
I don't remember if it's intentional or not. Anyone remember?
Matz.
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