diff options
Diffstat (limited to 'activesupport/lib/active_support/core_ext/array/access.rb')
-rw-r--r-- | activesupport/lib/active_support/core_ext/array/access.rb | 85 |
1 files changed, 39 insertions, 46 deletions
diff --git a/activesupport/lib/active_support/core_ext/array/access.rb b/activesupport/lib/active_support/core_ext/array/access.rb index 6de338bfcc..d7606bb9b0 100644 --- a/activesupport/lib/active_support/core_ext/array/access.rb +++ b/activesupport/lib/active_support/core_ext/array/access.rb @@ -1,53 +1,46 @@ -module ActiveSupport #:nodoc: - module CoreExtensions #:nodoc: - module Array #:nodoc: - # Makes it easier to access parts of an array. - module Access - # Returns the tail of the array from +position+. - # - # %w( a b c d ).from(0) # => %w( a b c d ) - # %w( a b c d ).from(2) # => %w( c d ) - # %w( a b c d ).from(10) # => nil - # %w().from(0) # => nil - def from(position) - self[position..-1] - end - - # Returns the beginning of the array up to +position+. - # - # %w( a b c d ).to(0) # => %w( a ) - # %w( a b c d ).to(2) # => %w( a b c ) - # %w( a b c d ).to(10) # => %w( a b c d ) - # %w().to(0) # => %w() - def to(position) - self[0..position] - end +class Array + # Returns the tail of the array from +position+. + # + # %w( a b c d ).from(0) # => %w( a b c d ) + # %w( a b c d ).from(2) # => %w( c d ) + # %w( a b c d ).from(10) # => nil + # %w().from(0) # => nil + def from(position) + self[position..-1] + end - # Equal to <tt>self[1]</tt>. - def second - self[1] - end + # Returns the beginning of the array up to +position+. + # + # %w( a b c d ).to(0) # => %w( a ) + # %w( a b c d ).to(2) # => %w( a b c ) + # %w( a b c d ).to(10) # => %w( a b c d ) + # %w().to(0) # => %w() + def to(position) + self[0..position] + end - # Equal to <tt>self[2]</tt>. - def third - self[2] - end + # Equal to <tt>self[1]</tt>. + def second + self[1] + end - # Equal to <tt>self[3]</tt>. - def fourth - self[3] - end + # Equal to <tt>self[2]</tt>. + def third + self[2] + end - # Equal to <tt>self[4]</tt>. - def fifth - self[4] - end + # Equal to <tt>self[3]</tt>. + def fourth + self[3] + end + + # Equal to <tt>self[4]</tt>. + def fifth + self[4] + end - # Equal to <tt>self[41]</tt>. Also known as accessing "the reddit". - def forty_two - self[41] - end - end - end + # Equal to <tt>self[41]</tt>. Also known as accessing "the reddit". + def forty_two + self[41] end end |