kotovalexarian-likes-github/rails--rails
1
0
Fork 0
mirror of https://github.com/rails/rails.git synced 2022-11-09 12:12:34 -05:00
Code Releases Activity

Remove overidden slice and slice! methods.

Browse source
This commit is contained in:
Norman Clarke 2012-01-05 11:39:45 -03:00
parent 963c36004c
commit 5fb5ced0cb
1 changed files with 1 additions and 29 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

30
activesupport/lib/active_support/multibyte/chars.rb
View file

@ -150,34 +150,6 @@ module ActiveSupport #:nodoc:
chars(Unicode.g_unpack(@wrapped_string).reverse.flatten.pack('U*'))
end
# Implements Unicode-aware slice with codepoints. Slicing on one point returns the codepoints for that
# character.
#
# Example:
# 'こんにちは'.mb_chars.slice(2..3).to_s # => "にち"
def slice(*args)
if args.size > 2
raise ArgumentError, "wrong number of arguments (#{args.size} for 1)" # Do as if we were native
elsif (args.size == 2 && !(args.first.is_a?(Numeric) || args.first.is_a?(Regexp)))
raise TypeError, "cannot convert #{args.first.class} into Integer" # Do as if we were native
elsif (args.size == 2 && !args[1].is_a?(Numeric))
raise TypeError, "cannot convert #{args[1].class} into Integer" # Do as if we were native
elsif args[0].kind_of? Range
cps = Unicode.u_unpack(@wrapped_string).slice(*args)
result = cps.nil? ? nil : cps.pack('U*')
elsif args[0].kind_of? Regexp
result = @wrapped_string.slice(*args)
elsif args.size == 1 && args[0].kind_of?(Numeric)
character = Unicode.u_unpack(@wrapped_string)[args[0]]
result = character && [character].pack('U')
else
cps = Unicode.u_unpack(@wrapped_string).slice(*args)
result = cps && cps.pack('U*')
end
result && chars(result)
end
alias_method :[], :slice
# Limit the byte size of the string to a number of bytes without breaking characters. Usable
# when the storage for a string is limited for some reason.
#
@ -265,7 +237,7 @@ module ActiveSupport #:nodoc:
chars(Unicode.tidy_bytes(@wrapped_string, force))
end
%w(capitalize downcase lstrip reverse rstrip slice strip tidy_bytes upcase).each do |method|
%w(capitalize downcase lstrip reverse rstrip strip tidy_bytes upcase).each do |method|
# Only define a corresponding bang method for methods defined in the proxy; On 1.9 the proxy will
# exclude lstrip!, rstrip! and strip! because they are already work as expected on multibyte strings.
if public_method_defined?(method)