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-rw-r--r--activesupport/lib/active_support/core_ext/array.rb1
-rw-r--r--activesupport/lib/active_support/core_ext/array/prepend_and_append.rb8
-rw-r--r--activesupport/lib/active_support/core_ext/hash/compact.rb2
-rw-r--r--activesupport/lib/active_support/core_ext/hash/keys.rb29
-rw-r--r--activesupport/lib/active_support/core_ext/hash/slice.rb23
-rw-r--r--activesupport/lib/active_support/core_ext/hash/transform_values.rb2
-rw-r--r--activesupport/lib/active_support/core_ext/module/delegation.rb2
-rw-r--r--activesupport/lib/active_support/core_ext/numeric/inquiry.rb2
-rw-r--r--activesupport/lib/active_support/core_ext/securerandom.rb26
9 files changed, 29 insertions, 66 deletions
diff --git a/activesupport/lib/active_support/core_ext/array.rb b/activesupport/lib/active_support/core_ext/array.rb
index a2569c798b..88b6567712 100644
--- a/activesupport/lib/active_support/core_ext/array.rb
+++ b/activesupport/lib/active_support/core_ext/array.rb
@@ -6,5 +6,4 @@ require "active_support/core_ext/array/conversions"
require "active_support/core_ext/array/extract"
require "active_support/core_ext/array/extract_options"
require "active_support/core_ext/array/grouping"
-require "active_support/core_ext/array/prepend_and_append"
require "active_support/core_ext/array/inquiry"
diff --git a/activesupport/lib/active_support/core_ext/array/prepend_and_append.rb b/activesupport/lib/active_support/core_ext/array/prepend_and_append.rb
index 661971d7cd..ba3739f640 100644
--- a/activesupport/lib/active_support/core_ext/array/prepend_and_append.rb
+++ b/activesupport/lib/active_support/core_ext/array/prepend_and_append.rb
@@ -1,9 +1,5 @@
# frozen_string_literal: true
-class Array
- # The human way of thinking about adding stuff to the end of a list is with append.
- alias_method :append, :push unless [].respond_to?(:append)
+require "active_support/deprecation"
- # The human way of thinking about adding stuff to the beginning of a list is with prepend.
- alias_method :prepend, :unshift unless [].respond_to?(:prepend)
-end
+ActiveSupport::Deprecation.warn "Ruby 2.5+ (required by Rails 6) provides Array#append and Array#prepend natively, so requiring active_support/core_ext/array/prepend_and_append is no longer necessary. Requiring it will raise LoadError in Rails 6.1."
diff --git a/activesupport/lib/active_support/core_ext/hash/compact.rb b/activesupport/lib/active_support/core_ext/hash/compact.rb
index 28c8d86b9b..5cb858af5c 100644
--- a/activesupport/lib/active_support/core_ext/hash/compact.rb
+++ b/activesupport/lib/active_support/core_ext/hash/compact.rb
@@ -2,4 +2,4 @@
require "active_support/deprecation"
-ActiveSupport::Deprecation.warn "Ruby 2.4+ (required by Rails 6) provides Hash#compact and Hash#compact! natively, so requiring active_support/core_ext/hash/compact is no longer necessary. Requiring it will raise LoadError in Rails 6.1."
+ActiveSupport::Deprecation.warn "Ruby 2.5+ (required by Rails 6) provides Hash#compact and Hash#compact! natively, so requiring active_support/core_ext/hash/compact is no longer necessary. Requiring it will raise LoadError in Rails 6.1."
diff --git a/activesupport/lib/active_support/core_ext/hash/keys.rb b/activesupport/lib/active_support/core_ext/hash/keys.rb
index bdf196ec3d..7d3495db2c 100644
--- a/activesupport/lib/active_support/core_ext/hash/keys.rb
+++ b/activesupport/lib/active_support/core_ext/hash/keys.rb
@@ -1,35 +1,6 @@
# frozen_string_literal: true
class Hash
- # Returns a new hash with all keys converted using the +block+ operation.
- #
- # hash = { name: 'Rob', age: '28' }
- #
- # hash.transform_keys { |key| key.to_s.upcase } # => {"NAME"=>"Rob", "AGE"=>"28"}
- #
- # If you do not provide a +block+, it will return an Enumerator
- # for chaining with other methods:
- #
- # hash.transform_keys.with_index { |k, i| [k, i].join } # => {"name0"=>"Rob", "age1"=>"28"}
- def transform_keys
- return enum_for(:transform_keys) { size } unless block_given?
- result = {}
- each_key do |key|
- result[yield(key)] = self[key]
- end
- result
- end unless method_defined? :transform_keys
-
- # Destructively converts all keys using the +block+ operations.
- # Same as +transform_keys+ but modifies +self+.
- def transform_keys!
- return enum_for(:transform_keys!) { size } unless block_given?
- keys.each do |key|
- self[yield(key)] = delete(key)
- end
- self
- end unless method_defined? :transform_keys!
-
# Returns a new hash with all keys converted to strings.
#
# hash = { name: 'Rob', age: '28' }
diff --git a/activesupport/lib/active_support/core_ext/hash/slice.rb b/activesupport/lib/active_support/core_ext/hash/slice.rb
index e07a5498ff..3d0f8a1e62 100644
--- a/activesupport/lib/active_support/core_ext/hash/slice.rb
+++ b/activesupport/lib/active_support/core_ext/hash/slice.rb
@@ -1,29 +1,6 @@
# frozen_string_literal: true
class Hash
- # Slices a hash to include only the given keys. Returns a hash containing
- # the given keys.
- #
- # { a: 1, b: 2, c: 3, d: 4 }.slice(:a, :b)
- # # => {:a=>1, :b=>2}
- #
- # This is useful for limiting an options hash to valid keys before
- # passing to a method:
- #
- # def search(criteria = {})
- # criteria.assert_valid_keys(:mass, :velocity, :time)
- # end
- #
- # search(options.slice(:mass, :velocity, :time))
- #
- # If you have an array of keys you want to limit to, you should splat them:
- #
- # valid_keys = [:mass, :velocity, :time]
- # search(options.slice(*valid_keys))
- def slice(*keys)
- keys.each_with_object(Hash.new) { |k, hash| hash[k] = self[k] if has_key?(k) }
- end unless method_defined?(:slice)
-
# Replaces the hash with only the given keys.
# Returns a hash containing the removed key/value pairs.
#
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 fc15130c9e..e4aeb0e891 100644
--- a/activesupport/lib/active_support/core_ext/hash/transform_values.rb
+++ b/activesupport/lib/active_support/core_ext/hash/transform_values.rb
@@ -2,4 +2,4 @@
require "active_support/deprecation"
-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."
+ActiveSupport::Deprecation.warn "Ruby 2.5+ (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."
diff --git a/activesupport/lib/active_support/core_ext/module/delegation.rb b/activesupport/lib/active_support/core_ext/module/delegation.rb
index 3128539112..be90390ae4 100644
--- a/activesupport/lib/active_support/core_ext/module/delegation.rb
+++ b/activesupport/lib/active_support/core_ext/module/delegation.rb
@@ -19,7 +19,7 @@ class Module
# public methods as your own.
#
# ==== Options
- # * <tt>:to</tt> - Specifies the target object
+ # * <tt>:to</tt> - Specifies the target object name as a symbol or string
# * <tt>:prefix</tt> - Prefixes the new method with the target name or a custom prefix
# * <tt>:allow_nil</tt> - If set to true, prevents a +Module::DelegationError+
# from being raised
diff --git a/activesupport/lib/active_support/core_ext/numeric/inquiry.rb b/activesupport/lib/active_support/core_ext/numeric/inquiry.rb
index e05e40825b..6b5240d051 100644
--- a/activesupport/lib/active_support/core_ext/numeric/inquiry.rb
+++ b/activesupport/lib/active_support/core_ext/numeric/inquiry.rb
@@ -2,4 +2,4 @@
require "active_support/deprecation"
-ActiveSupport::Deprecation.warn "Ruby 2.4+ (required by Rails 6) provides Numeric#positive? and Numeric#negative? natively, so requiring active_support/core_ext/numeric/inquiry is no longer necessary. Requiring it will raise LoadError in Rails 6.1."
+ActiveSupport::Deprecation.warn "Ruby 2.5+ (required by Rails 6) provides Numeric#positive? and Numeric#negative? natively, so requiring active_support/core_ext/numeric/inquiry is no longer necessary. Requiring it will raise LoadError in Rails 6.1."
diff --git a/activesupport/lib/active_support/core_ext/securerandom.rb b/activesupport/lib/active_support/core_ext/securerandom.rb
index b4a491f5fd..ef812f7e1a 100644
--- a/activesupport/lib/active_support/core_ext/securerandom.rb
+++ b/activesupport/lib/active_support/core_ext/securerandom.rb
@@ -4,17 +4,18 @@ require "securerandom"
module SecureRandom
BASE58_ALPHABET = ("0".."9").to_a + ("A".."Z").to_a + ("a".."z").to_a - ["0", "O", "I", "l"]
+ BASE36_ALPHABET = ("0".."9").to_a + ("a".."z").to_a
+
# SecureRandom.base58 generates a random base58 string.
#
- # The argument _n_ specifies the length, of the random string to be generated.
+ # The argument _n_ specifies the length of the random string to be generated.
#
# If _n_ is not specified or is +nil+, 16 is assumed. It may be larger in the future.
#
- # The result may contain alphanumeric characters except 0, O, I and l
+ # The result may contain alphanumeric characters except 0, O, I and l.
#
# p SecureRandom.base58 # => "4kUgL2pdQMSCQtjE"
# p SecureRandom.base58(24) # => "77TMHrHJFvFDwodq8w7Ev2m7"
- #
def self.base58(n = 16)
SecureRandom.random_bytes(n).unpack("C*").map do |byte|
idx = byte % 64
@@ -22,4 +23,23 @@ module SecureRandom
BASE58_ALPHABET[idx]
end.join
end
+
+ # SecureRandom.base36 generates a random base36 string in lowercase.
+ #
+ # The argument _n_ specifies the length of the random string to be generated.
+ #
+ # If _n_ is not specified or is +nil+, 16 is assumed. It may be larger in the future.
+ # This method can be used over +base58+ if a deterministic case key is necessary.
+ #
+ # The result will contain alphanumeric characters in lowercase.
+ #
+ # p SecureRandom.base36 # => "4kugl2pdqmscqtje"
+ # p SecureRandom.base36(24) # => "77tmhrhjfvfdwodq8w7ev2m7"
+ def self.base36(n = 16)
+ SecureRandom.random_bytes(n).unpack("C*").map do |byte|
+ idx = byte % 64
+ idx = SecureRandom.random_number(36) if idx >= 36
+ BASE36_ALPHABET[idx]
+ end.join
+ end
end