diff options
Diffstat (limited to 'activesupport/lib/active_support/core_ext')
-rw-r--r-- | activesupport/lib/active_support/core_ext/blank.rb | 36 |
1 files changed, 36 insertions, 0 deletions
diff --git a/activesupport/lib/active_support/core_ext/blank.rb b/activesupport/lib/active_support/core_ext/blank.rb new file mode 100644 index 0000000000..f56799bc0d --- /dev/null +++ b/activesupport/lib/active_support/core_ext/blank.rb @@ -0,0 +1,36 @@ +# The methods here are provided to speed up function blank? in class Object +class NilClass + def blank? + true + end +end + +class FalseClass + def blank? + true + end +end + +class TrueClass + def blank? + false + end +end + +class Array + alias_method :blank?, :empty? +end + +class Hash + alias_method :blank?, :empty? +end + +class String + def blank? + empty? || strip.empty? + end +end + +class Numeric + alias_method :blank?, :zero? +end
\ No newline at end of file |