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require File.dirname(__FILE__) + '/../../inflector' unless defined? Inflector
module ActiveSupport #:nodoc:
module CoreExtensions #:nodoc:
module String #:nodoc:
# String inflections define new methods on the String class to transform names for different purposes.
# For instance, you can figure out the name of a database from the name of a class.
# "ScaleScore".tableize => "scale_scores"
module Inflections
# Returns the plural form of the word in the string.
#
# Examples
# "post".pluralize #=> "posts"
# "sheep".pluralize #=> "sheep"
# "the blue mailman".pluralize #=> "the blue mailmen"
def pluralize
Inflector.pluralize(self)
end
# The reverse of pluralize, returns the singular form of a word in a string.
#
# Examples
# "posts".singularize => "post"
# "the blue mailmen".pluralize #=> "the blue mailman"
def singularize
Inflector.singularize(self)
end
# Creates a camelcased name from an underscored name. CamelCased names LookLikeThis and under_scored_names look_like_this.
#
# Examples
# "active_record".camelize #=> "ActiveRecord"
# "raw_scaled_scorer".camelize #=> "RawScaledScorer"
def camelize(first_letter = :upper)
case first_letter
when :upper then Inflector.camelize(self, true)
when :lower then Inflector.camelize(self, false)
end
end
alias_method :camelcase, :camelize
# Capitalizes all the words and replaces some characters in the string to create a nicer looking title.
#
# Examples
# "man from the boondocks".titleize #=> "Man From The Boondocks"
# "x-men: the last stand".titleize #=> "X Men: The Last Stand"
def titleize
Inflector.titleize(self)
end
alias_method :titlecase, :titleize
# The reverse of +camelize+. Makes an underscored form from the expression in the string.
#
# Examples
# "ActiveRecord".underscore #=> "active_record"
# "RawScaledScore".underscore #=> "raw_scaled_score"
def underscore
Inflector.underscore(self)
end
# Replaces underscores with dashes in the string
#
# Example
# "puni_puni" #=> "puni-puni"
def dasherize
Inflector.dasherize(self)
end
# Removes the module part from the expression in the string
#
# Examples
# "ActiveRecord::CoreExtensions::String::Inflections".demodulize #=> "Inflections"
# "Inflections".demodulize #=> "Inflections"
def demodulize
Inflector.demodulize(self)
end
# Create the name of a table like Rails does for models to table names.
#
# Examples
# "RawScaledScorer".tableize #=> "raw_scaled_scorers"
# "egg_and_ham".tableize #=> "egg_and_hams"
def tableize
Inflector.tableize(self)
end
# Create a class name from a table name like Rails does for table names to models. Note that this returns a string and not a Class.
#
# Examples
# "egg_and_hams".classify #=> "EggAndHam"
# "post".classify #=> "Post"
def classify
Inflector.classify(self)
end
# Capitalizes the first word and turns underscores into spaces and strips _id.
#
# Examples
# "employee_salary" #=> "Employee salary"
# "author_id" #=> "Author"
def humanize
Inflector.humanize(self)
end
# Creates a foreign key name from a class name. +separate_class_name_and_id_with_underscore+ sets whether the method should put '_' between the name and 'id'.
#
# Examples
# "Message".foreign_key #=> "message_id"
# "Message".foreign_key(false) #=> "messageid"
# "Admin::Post".foreign_key #=> "post_id"
def foreign_key(separate_class_name_and_id_with_underscore = true)
Inflector.foreign_key(self, separate_class_name_and_id_with_underscore)
end
# Constantize tries to find a declared constant with the name specified in the string. It raises a NameError when the name is not in CamelCase or is not initialized.
#
# Examples
# "Module".constantize #=> Module
# "Class".constantize #=> Class
def constantize
Inflector.constantize(self)
end
end
end
end
end
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