--- /dev/null
+module ActiveSupport #:nodoc:
+ module CoreExtensions #:nodoc:
+ module String #:nodoc:
+ module Filters
+ # Returns the string, first removing all whitespace on both ends of
+ # the string, and then changing remaining consecutive whitespace
+ # groups into one space each.
+ #
+ # Examples:
+ # %{ Multi-line
+ # string }.squish # => "Multi-line string"
+ # " foo bar \n \t boo".squish # => "foo bar boo"
+ def squish
+ dup.squish!
+ end
+
+ # Performs a destructive squish. See String#squish.
+ def squish!
+ strip!
+ gsub!(/\s+/, ' ')
+ self
+ end
+ end
+ end
+ end
+end