diff options
Diffstat (limited to 'activesupport/lib/active_support/core_ext')
10 files changed, 64 insertions, 15 deletions
diff --git a/activesupport/lib/active_support/core_ext/array.rb b/activesupport/lib/active_support/core_ext/array.rb index 6d83b76882..a2569c798b 100644 --- a/activesupport/lib/active_support/core_ext/array.rb +++ b/activesupport/lib/active_support/core_ext/array.rb @@ -3,6 +3,7 @@ require "active_support/core_ext/array/wrap" require "active_support/core_ext/array/access" 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" diff --git a/activesupport/lib/active_support/core_ext/array/extract.rb b/activesupport/lib/active_support/core_ext/array/extract.rb new file mode 100644 index 0000000000..cc5a8a3f88 --- /dev/null +++ b/activesupport/lib/active_support/core_ext/array/extract.rb @@ -0,0 +1,21 @@ +# frozen_string_literal: true + +class Array + # Removes and returns the elements for which the block returns a true value. + # If no block is given, an Enumerator is returned instead. + # + # numbers = [0, 1, 2, 3, 4, 5, 6, 7, 8, 9] + # odd_numbers = numbers.extract! { |number| number.odd? } # => [1, 3, 5, 7, 9] + # numbers # => [0, 2, 4, 6, 8] + def extract! + return to_enum(:extract!) { size } unless block_given? + + extracted_elements = [] + + reject! do |element| + extracted_elements << element if yield(element) + end + + extracted_elements + end +end diff --git a/activesupport/lib/active_support/core_ext/class/subclasses.rb b/activesupport/lib/active_support/core_ext/class/subclasses.rb index 75e65337b7..56fb46a88d 100644 --- a/activesupport/lib/active_support/core_ext/class/subclasses.rb +++ b/activesupport/lib/active_support/core_ext/class/subclasses.rb @@ -3,7 +3,7 @@ class Class begin # Test if this Ruby supports each_object against singleton_class - ObjectSpace.each_object(Numeric.singleton_class) {} + ObjectSpace.each_object(Numeric.singleton_class) { } # Returns an array with all classes that are < than its receiver. # diff --git a/activesupport/lib/active_support/core_ext/integer/multiple.rb b/activesupport/lib/active_support/core_ext/integer/multiple.rb index e7606662d3..bd57a909c5 100644 --- a/activesupport/lib/active_support/core_ext/integer/multiple.rb +++ b/activesupport/lib/active_support/core_ext/integer/multiple.rb @@ -7,6 +7,6 @@ class Integer # 6.multiple_of?(5) # => false # 10.multiple_of?(2) # => true def multiple_of?(number) - number != 0 ? self % number == 0 : zero? + number == 0 ? self == 0 : self % number == 0 end end diff --git a/activesupport/lib/active_support/core_ext/load_error.rb b/activesupport/lib/active_support/core_ext/load_error.rb index 6b0dcab905..b81ed0605e 100644 --- a/activesupport/lib/active_support/core_ext/load_error.rb +++ b/activesupport/lib/active_support/core_ext/load_error.rb @@ -4,6 +4,6 @@ class LoadError # Returns true if the given path name (except perhaps for the ".rb" # extension) is the missing file which caused the exception to be raised. def is_missing?(location) - location.sub(/\.rb$/, "".freeze) == path.to_s.sub(/\.rb$/, "".freeze) + location.sub(/\.rb$/, "") == path.to_s.sub(/\.rb$/, "") end end diff --git a/activesupport/lib/active_support/core_ext/object/blank.rb b/activesupport/lib/active_support/core_ext/object/blank.rb index ad6a9c6146..f36fef6cc9 100644 --- a/activesupport/lib/active_support/core_ext/object/blank.rb +++ b/activesupport/lib/active_support/core_ext/object/blank.rb @@ -4,7 +4,7 @@ require "concurrent/map" class Object # An object is blank if it's false, empty, or a whitespace string. - # For example, +false+, '', ' ', +nil+, [], and {} are all blank. + # For example, +nil+, '', ' ', [], {}, and +false+ are all blank. # # This simplifies # diff --git a/activesupport/lib/active_support/core_ext/object/try.rb b/activesupport/lib/active_support/core_ext/object/try.rb index c874691629..aa6896af32 100644 --- a/activesupport/lib/active_support/core_ext/object/try.rb +++ b/activesupport/lib/active_support/core_ext/object/try.rb @@ -4,19 +4,27 @@ require "delegate" module ActiveSupport module Tryable #:nodoc: - def try(*a, &b) - try!(*a, &b) if a.empty? || respond_to?(a.first) + def try(method_name = nil, *args, &b) + if method_name.nil? && block_given? + if b.arity == 0 + instance_eval(&b) + else + yield self + end + elsif respond_to?(method_name) + public_send(method_name, *args, &b) + end end - def try!(*a, &b) - if a.empty? && block_given? + def try!(method_name = nil, *args, &b) + if method_name.nil? && block_given? if b.arity == 0 instance_eval(&b) else yield self end else - public_send(*a, &b) + public_send(method_name, *args, &b) end end end diff --git a/activesupport/lib/active_support/core_ext/string/access.rb b/activesupport/lib/active_support/core_ext/string/access.rb index 58591bbaaf..4ca24028b0 100644 --- a/activesupport/lib/active_support/core_ext/string/access.rb +++ b/activesupport/lib/active_support/core_ext/string/access.rb @@ -75,6 +75,10 @@ class String # str.first(0) # => "" # str.first(6) # => "hello" def first(limit = 1) + ActiveSupport::Deprecation.warn( + "Calling String#first with a negative integer limit " \ + "will raise an ArgumentError in Rails 6.1." + ) if limit < 0 if limit == 0 "" elsif limit >= size @@ -95,6 +99,10 @@ class String # str.last(0) # => "" # str.last(6) # => "hello" def last(limit = 1) + ActiveSupport::Deprecation.warn( + "Calling String#last with a negative integer limit " \ + "will raise an ArgumentError in Rails 6.1." + ) if limit < 0 if limit == 0 "" elsif limit >= size diff --git a/activesupport/lib/active_support/core_ext/string/output_safety.rb b/activesupport/lib/active_support/core_ext/string/output_safety.rb index f3bdc2977e..3a80de4617 100644 --- a/activesupport/lib/active_support/core_ext/string/output_safety.rb +++ b/activesupport/lib/active_support/core_ext/string/output_safety.rb @@ -134,8 +134,9 @@ end module ActiveSupport #:nodoc: class SafeBuffer < String UNSAFE_STRING_METHODS = %w( - capitalize chomp chop delete downcase gsub lstrip next reverse rstrip - slice squeeze strip sub succ swapcase tr tr_s upcase + capitalize chomp chop delete delete_prefix delete_suffix + downcase gsub lstrip next reverse rstrip slice squeeze strip + sub succ swapcase tr tr_s unicode_normalize upcase ) alias_method :original_concat, :concat @@ -149,9 +150,7 @@ module ActiveSupport #:nodoc: end def [](*args) - if args.size < 2 - super - elsif html_safe? + if html_safe? new_safe_buffer = super if new_safe_buffer @@ -188,10 +187,22 @@ module ActiveSupport #:nodoc: end alias << concat + def insert(index, value) + super(index, html_escape_interpolated_argument(value)) + end + def prepend(value) super(html_escape_interpolated_argument(value)) end + def replace(value) + super(html_escape_interpolated_argument(value)) + end + + def []=(index, value) + super(index, html_escape_interpolated_argument(value)) + end + def +(other) dup.concat(other) end diff --git a/activesupport/lib/active_support/core_ext/string/strip.rb b/activesupport/lib/active_support/core_ext/string/strip.rb index 6f9834bb16..60e9952ee6 100644 --- a/activesupport/lib/active_support/core_ext/string/strip.rb +++ b/activesupport/lib/active_support/core_ext/string/strip.rb @@ -20,7 +20,7 @@ class String # Technically, it looks for the least indented non-empty line # in the whole string, and removes that amount of leading whitespace. def strip_heredoc - gsub(/^#{scan(/^[ \t]*(?=\S)/).min}/, "".freeze).tap do |stripped| + gsub(/^#{scan(/^[ \t]*(?=\S)/).min}/, "").tap do |stripped| stripped.freeze if frozen? end end |