diff options
Diffstat (limited to 'activesupport/lib/active_support/core_ext/hash')
-rw-r--r-- | activesupport/lib/active_support/core_ext/hash/transform_values.rb | 31 |
1 files changed, 2 insertions, 29 deletions
diff --git a/activesupport/lib/active_support/core_ext/hash/transform_values.rb b/activesupport/lib/active_support/core_ext/hash/transform_values.rb index 4b19c9fc1f..fc15130c9e 100644 --- a/activesupport/lib/active_support/core_ext/hash/transform_values.rb +++ b/activesupport/lib/active_support/core_ext/hash/transform_values.rb @@ -1,32 +1,5 @@ # frozen_string_literal: true -class Hash - # Returns a new hash with the results of running +block+ once for every value. - # The keys are unchanged. - # - # { a: 1, b: 2, c: 3 }.transform_values { |x| x * 2 } # => { a: 2, b: 4, c: 6 } - # - # If you do not provide a +block+, it will return an Enumerator - # for chaining with other methods: - # - # { a: 1, b: 2 }.transform_values.with_index { |v, i| [v, i].join.to_i } # => { a: 10, b: 21 } - def transform_values - return enum_for(:transform_values) { size } unless block_given? - return {} if empty? - result = self.class.new - each do |key, value| - result[key] = yield(value) - end - result - end unless method_defined? :transform_values +require "active_support/deprecation" - # Destructively converts all values using the +block+ operations. - # Same as +transform_values+ but modifies +self+. - def transform_values! - return enum_for(:transform_values!) { size } unless block_given? - each do |key, value| - self[key] = yield(value) - end - end unless method_defined? :transform_values! - # TODO: Remove this file when supporting only Ruby 2.4+. -end +ActiveSupport::Deprecation.warn "Ruby 2.4+ (required by Rails 6) provides Hash#transform_values natively, so requiring active_support/core_ext/hash/transform_values is no longer necessary. Requiring it will raise LoadError in Rails 6.1." |