[ruby-core:114816] [Ruby master Feature#19839] Need a method to check if two ranges overlap

Issue #19839 has been updated by shouichi (Shouichi Kamiya). Because `(...-Float::INFINITY)` is semantically empty, shouldn't `none` return `true`? ---------------------------------------- Feature #19839: Need a method to check if two ranges overlap https://bugs.ruby-lang.org/issues/19839#change-104662 * Author: shouichi (Shouichi Kamiya) * Status: Closed * Priority: Normal ---------------------------------------- It would be convenient to have a method that checks if two ranges overlap. For example, ``` (0..10).overlap?(5..15) #=> true (0..10).overlap?(20..30) #=> false ``` -- https://bugs.ruby-lang.org/