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Original file line number | Diff line number | Diff line change |
---|---|---|
@@ -0,0 +1,9 @@ | ||
module AbstractController | ||
module AssetPaths | ||
extend ActiveSupport::Concern | ||
|
||
included do | ||
config_accessor :assets_dir, :javascripts_dir, :stylesheets_dir | ||
end | ||
end | ||
end |
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22 changes: 18 additions & 4 deletions
22
activesupport/lib/active_support/core_ext/array/random_access.rb
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Original file line number | Diff line number | Diff line change |
---|---|---|
@@ -1,6 +1,20 @@ | ||
class Array | ||
# Returns a random element from the array. | ||
def random_element | ||
self[Kernel.rand(length)] | ||
end | ||
# Backport of Array#sample based on Marc-Andre Lafortune's http://github.com/marcandre/backports/ | ||
def sample(n=nil) | ||
return self[Kernel.rand(size)] if n.nil? | ||
n = n.to_int | ||
rescue Exception => e | ||
raise TypeError, "Coercion error: #{n.inspect}.to_int => Integer failed:\n(#{e.message})" | ||
else | ||
raise TypeError, "Coercion error: obj.to_int did NOT return an Integer (was #{n.class})" unless n.kind_of? Integer | ||
raise ArgumentError, "negative array size" if n < 0 | ||
n = size if n > size | ||
result = Array.new(self) | ||
n.times do |i| | ||
r = i + Kernel.rand(size - i) | ||
result[i], result[r] = result[r], result[i] | ||
end | ||
result[n..size] = [] | ||
result | ||
end unless method_defined? :sample | ||
end |
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