diff options
Diffstat (limited to 'activesupport')
| -rw-r--r-- | activesupport/lib/active_support/core_ext/array/wrap.rb | 12 |
1 files changed, 6 insertions, 6 deletions
diff --git a/activesupport/lib/active_support/core_ext/array/wrap.rb b/activesupport/lib/active_support/core_ext/array/wrap.rb index 1245768870..152eb02218 100644 --- a/activesupport/lib/active_support/core_ext/array/wrap.rb +++ b/activesupport/lib/active_support/core_ext/array/wrap.rb @@ -15,12 +15,12 @@ class Array # # * If the argument responds to +to_ary+ the method is invoked. <tt>Kernel#Array</tt> # moves on to try +to_a+ if the returned value is +nil+, but <tt>Array.wrap</tt> returns - # such a +nil+ right away. + # +nil+ right away. # * If the returned value from +to_ary+ is neither +nil+ nor an +Array+ object, <tt>Kernel#Array</tt> # raises an exception, while <tt>Array.wrap</tt> does not, it just returns the value. - # * It does not call +to_a+ on the argument, though special-cases +nil+ to return an empty array. + # * It does not call +to_a+ on the argument, but returns an empty array if argument is +nil+. # - # The last point is particularly worth comparing for some enumerables: + # The second point is easily explained with some enumerables: # # Array(foo: :bar) # => [[:foo, :bar]] # Array.wrap(foo: :bar) # => [{:foo=>:bar}] @@ -29,10 +29,10 @@ class Array # # [*object] # - # which for +nil+ returns <tt>[]</tt>, and calls to <tt>Array(object)</tt> otherwise. + # which returns <tt>[]</tt> for +nil+, but calls to <tt>Array(object)</tt> otherwise. # - # Thus, in this case the behavior may be different for +nil+, and the differences with - # <tt>Kernel#Array</tt> explained above apply to the rest of <tt>object</tt>s. + # The differences with <tt>Kernel#Array</tt> explained above + # apply to the rest of <tt>object</tt>s. def self.wrap(object) if object.nil? [] |