From: jasonyeo88@... Date: 2016-01-28T10:19:33+00:00 Subject: [ruby-core:73550] [Ruby trunk - Bug #12029] [Open] Not all elements are yielded when count is given a block Issue #12029 has been reported by Jason Yeo. ---------------------------------------- Bug #12029: Not all elements are yielded when count is given a block https://bugs.ruby-lang.org/issues/12029 * Author: Jason Yeo * Status: Open * Priority: Normal * Assignee: * ruby -v: 2.3.0 * Backport: 2.0.0: UNKNOWN, 2.1: UNKNOWN, 2.2: UNKNOWN, 2.3: UNKNOWN ---------------------------------------- When count is called on an enumerable that yields multiple elements, not all elements are yielded to the block. ~~~ def foo yield 1, 2 end to_enum(:foo).count { |e| e == [1, 2] } # Returns: 0 # Expected: 1 ~~~ It appears that only the first element is yielded: ~~~ to_enum(:foo).count { |e| p e; e == [1, 2] } # Prints 1 ~~~ -- https://bugs.ruby-lang.org/ Unsubscribe: