lib/ext/string.rb in fathom-0.3.7 vs lib/ext/string.rb in fathom-0.5.0

@@ -1,27 +1,106 @@
-# From ActiveSupport
-class String
+module Inflector
+  extend self
+
+  def camelize(lower_case_and_underscored_word, first_letter_in_uppercase = true)
+    if first_letter_in_uppercase
+      lower_case_and_underscored_word.to_s.gsub(/\/(.?)/) { "::#{$1.upcase}" }.gsub(/(?:^|_)(.)/) { $1.upcase }
+    else
+      lower_case_and_underscored_word.to_s[0].chr.downcase + camelize(lower_case_and_underscored_word)[1..-1]
+    end
+  end
+
+  def underscore(camel_cased_word)
+    word = camel_cased_word.to_s.dup
+    word.gsub!(/::/, '/')
+    word.gsub!(/([A-Z]+)([A-Z][a-z])/,'\1_\2')
+    word.gsub!(/([a-z\d])([A-Z])/,'\1_\2')
+    word.tr!("-", "_")
+    word.downcase!
+    word
+  end
+
+  def dasherize(underscored_word)
+    underscored_word.gsub(/_/, '-')
+  end
+
+  def demodulize(class_name_in_module)
+    class_name_in_module.to_s.gsub(/^.*::/, '')
+  end
+
+  def foreign_key(class_name, separate_class_name_and_id_with_underscore = true)
+    underscore(demodulize(class_name)) + (separate_class_name_and_id_with_underscore ? "_id" : "id")
+  end
+
   if Module.method(:const_get).arity == 1
-    def constantize
-      names = self.split('::')
+    def constantize(camel_cased_word)
+      names = camel_cased_word.split('::')
       names.shift if names.empty? || names.first.empty?
 
       constant = Object
       names.each do |name|
         constant = constant.const_defined?(name) ? constant.const_get(name) : constant.const_missing(name)
       end
       constant
     end
   else
-    def constantize #:nodoc:
-      names = self.split('::')
+    def constantize(camel_cased_word) #:nodoc:
+      names = camel_cased_word.split('::')
       names.shift if names.empty? || names.first.empty?
 
       constant = Object
       names.each do |name|
         constant = constant.const_defined?(name, false) ? constant.const_get(name) : constant.const_missing(name)
       end
       constant
     end
   end
+
+  def ordinalize(number)
+    if (11..13).include?(number.to_i % 100)
+      "#{number}th"
+    else
+      case number.to_i % 10
+        when 1; "#{number}st"
+        when 2; "#{number}nd"
+        when 3; "#{number}rd"
+        else    "#{number}th"
+      end
+    end
+  end
+end
+
+class String
+  def constantize
+    Inflector.constantize(self)
+  end
   
-end
\ No newline at end of file
+  def camelize(first_letter_in_uppercase = true)
+    Inflector.camelize(self, first_letter_in_uppercase)
+  end
+  
+  def underscore
+    Inflector.underscore(self)
+  end
+  
+  def dasherize
+    Inflector.dasherize(self)
+  end
+
+  def demodulize
+    Inflector.demodulize(self)
+  end
+  
+  def foreign_key(separate_class_name_and_id_with_underscore = true)
+    Inflector.foreign_key(self, separate_class_name_and_id_with_underscore)
+  end
+  
+  def ordinalize  
+    Inflector.ordinalize(self)
+  end
+  
+  def wrap(col=80)
+    # http://blog.macromates.com/2006/wrapping-text-with-regular-expressions/
+    gsub(/(.{1,#{col}})( +|$\n?)|(.{1,#{col}})/, "\\1\\3\n") 
+  end
+  
+end