Ruby 2.7 changes - Ruby Changes

Ruby 2.7 is a last major release before 3.0¹, so it introduces several important changes, larger in scale than previous releases (and also a bit lean on a “just nice to have” features side). Be prepared!Pattern matching“Real” keyword argumentNumbered block parametersBeginless rangeEnumerator.produceGC.compactLarge update of IRBSerious cleanup of the standard library¹There is a possibility 2.8 will also be released, but in any case, Christmas release of 2020 is promised to be Ruby 3.0.