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| author | Jeremy Kemper <jeremy@bitsweat.net> | 2009-03-21 03:34:49 -0700 |
|---|---|---|
| committer | Jeremy Kemper <jeremy@bitsweat.net> | 2009-03-21 04:35:16 -0700 |
| commit | bd28c7b1b8a569d431cc93924ad1ff5fdb59f401 (patch) | |
| tree | 7384e6aa0802804c6f0989dded15d84e0a5c99ec /activesupport/lib/active_support/core_ext/blank.rb | |
| parent | 005b40194e9103f5c52434334b5f3b5028cbe813 (diff) | |
| download | rails-bd28c7b1b8a569d431cc93924ad1ff5fdb59f401.tar.gz rails-bd28c7b1b8a569d431cc93924ad1ff5fdb59f401.tar.bz2 rails-bd28c7b1b8a569d431cc93924ad1ff5fdb59f401.zip | |
blank? and duplicable? are Object extensions
Diffstat (limited to 'activesupport/lib/active_support/core_ext/blank.rb')
| -rw-r--r-- | activesupport/lib/active_support/core_ext/blank.rb | 58 |
1 files changed, 0 insertions, 58 deletions
diff --git a/activesupport/lib/active_support/core_ext/blank.rb b/activesupport/lib/active_support/core_ext/blank.rb deleted file mode 100644 index 4f8dc4e281..0000000000 --- a/activesupport/lib/active_support/core_ext/blank.rb +++ /dev/null @@ -1,58 +0,0 @@ -class Object - # An object is blank if it's false, empty, or a whitespace string. - # For example, "", " ", +nil+, [], and {} are blank. - # - # This simplifies - # - # if !address.nil? && !address.empty? - # - # to - # - # if !address.blank? - def blank? - respond_to?(:empty?) ? empty? : !self - end - - # An object is present if it's not blank. - def present? - !blank? - end -end - -class NilClass #:nodoc: - def blank? - true - end -end - -class FalseClass #:nodoc: - def blank? - true - end -end - -class TrueClass #:nodoc: - def blank? - false - end -end - -class Array #:nodoc: - alias_method :blank?, :empty? -end - -class Hash #:nodoc: - alias_method :blank?, :empty? -end - -class String #:nodoc: - def blank? - self !~ /\S/ - end -end - -class Numeric #:nodoc: - def blank? - false - end -end |