Bug #15949: Enumerator::Lazy should support filter_map

• Status: Closed
• Assignee: -
• Target version: -
• ruby -v: ruby 2.7.0dev (2019-06-21T06:29:29Z trunk 4149fd6078) [x86_64-linux]
• Backport: 2.4: UNKNOWN, 2.5: UNKNOWN, 2.6: UNKNOWN

[shugo (Shugo Maeda)]

filter_map has been added to Enumerable, but it's not supported by Enumerator::Lazy.

p (1..).lazy.filter_map { |i| i.even? && i.to_s }.first # never return

[shugo (Shugo Maeda)]

• Status changed from Open to Closed

Applied in changeset git|702cf3ec9051914c8ef5a353580e0e74f7ec7005.

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Enumerator::Lazy should support filter_map

Fixes [Bug #15949]