Ruby 2.7 adds Module#const_source_locationRuby 2.7 has added Module#const_source_location to get the source location of a constant
Ruby 2.7 adds warning for Proc.new and proc without block and error for lambda without blockIn Ruby 2.7 Proc.new and proc with no block in a method called with a block is warned now and lambda with no block in a method called with a block will give errors.
Ruby 2.7 adds FrozenError#receiverRuby 2.7 has added `FrozenError#receiver` to return the frozen object on which modification was attempted
Ruby 2.7 adds Time#ceil and Time#floor methodsRuby 2.7 adds Time#ceil and Time#floor methods to round up and down the decimal part of Time (nanosecond) to the specified digit
Ruby 2.7 adds beginless rangeA beginless range is experimentally introduced in ruby 2.7.
Ruby 2.7 adds Enumerable#filter_mapRuby 2.7 has added Enumerable#filter_map as a shorthand for filter + map in a single call
Ruby 2.7 adds Enumerable#tallyRuby 2.7 has added Enumerable#tally. It helps to tally occurrences of elements in an Enumerable.
Ruby 2.7 adds shorthand operator for Object#methodRuby 2.7 adds experimental shorthand operator for Object#method. Allows method object access using :, example File.:basename