Convert string extension modules to class reopens
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@ -1,19 +1,9 @@
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# encoding: utf-8
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require 'active_support/core_ext/string/conversions'
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require 'active_support/core_ext/string/filters'
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require 'active_support/core_ext/string/multibyte'
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require 'active_support/core_ext/string/starts_ends_with'
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require 'active_support/core_ext/string/inflections'
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require 'active_support/core_ext/string/access'
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require 'active_support/core_ext/string/iterators'
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require 'active_support/core_ext/string/xchar'
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require 'active_support/core_ext/string/behavior'
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class String #:nodoc:
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include ActiveSupport::CoreExtensions::String::Access
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include ActiveSupport::CoreExtensions::String::Inflections
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include ActiveSupport::CoreExtensions::String::Iterators
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include ActiveSupport::CoreExtensions::String::Behavior
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end
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@ -1,105 +1,96 @@
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module ActiveSupport #:nodoc:
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module CoreExtensions #:nodoc:
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module String #:nodoc:
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unless '1.9'.respond_to?(:force_encoding)
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# Makes it easier to access parts of a string, such as specific characters and substrings.
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module Access
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# Returns the character at the +position+ treating the string as an array (where 0 is the first character).
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#
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# Examples:
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# "hello".at(0) # => "h"
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# "hello".at(4) # => "o"
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# "hello".at(10) # => nil
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def at(position)
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mb_chars[position, 1].to_s
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end
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# Returns the remaining of the string from the +position+ treating the string as an array (where 0 is the first character).
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#
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# Examples:
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# "hello".from(0) # => "hello"
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# "hello".from(2) # => "llo"
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# "hello".from(10) # => nil
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def from(position)
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mb_chars[position..-1].to_s
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end
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# Returns the beginning of the string up to the +position+ treating the string as an array (where 0 is the first character).
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#
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# Examples:
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# "hello".to(0) # => "h"
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# "hello".to(2) # => "hel"
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# "hello".to(10) # => "hello"
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def to(position)
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mb_chars[0..position].to_s
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end
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class String
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unless '1.9'.respond_to?(:force_encoding)
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# Returns the character at the +position+ treating the string as an array (where 0 is the first character).
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#
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# Examples:
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# "hello".at(0) # => "h"
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# "hello".at(4) # => "o"
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# "hello".at(10) # => nil
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def at(position)
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mb_chars[position, 1].to_s
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end
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# Returns the remaining of the string from the +position+ treating the string as an array (where 0 is the first character).
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#
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# Examples:
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# "hello".from(0) # => "hello"
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# "hello".from(2) # => "llo"
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# "hello".from(10) # => nil
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def from(position)
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mb_chars[position..-1].to_s
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end
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# Returns the beginning of the string up to the +position+ treating the string as an array (where 0 is the first character).
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#
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# Examples:
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# "hello".to(0) # => "h"
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# "hello".to(2) # => "hel"
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# "hello".to(10) # => "hello"
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def to(position)
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mb_chars[0..position].to_s
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end
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# Returns the first character of the string or the first +limit+ characters.
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#
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# Examples:
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# "hello".first # => "h"
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# "hello".first(2) # => "he"
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# "hello".first(10) # => "hello"
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def first(limit = 1)
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if limit == 0
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''
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elsif limit >= size
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self
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else
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mb_chars[0...limit].to_s
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end
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end
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# Returns the last character of the string or the last +limit+ characters.
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#
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# Examples:
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# "hello".last # => "o"
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# "hello".last(2) # => "lo"
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# "hello".last(10) # => "hello"
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def last(limit = 1)
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if limit == 0
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''
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elsif limit >= size
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self
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else
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mb_chars[(-limit)..-1].to_s
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end
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end
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end
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# Returns the first character of the string or the first +limit+ characters.
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#
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# Examples:
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# "hello".first # => "h"
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# "hello".first(2) # => "he"
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# "hello".first(10) # => "hello"
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def first(limit = 1)
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if limit == 0
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''
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elsif limit >= size
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self
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else
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module Access #:nodoc:
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def at(position)
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self[position]
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end
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mb_chars[0...limit].to_s
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end
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end
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def from(position)
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self[position..-1]
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end
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# Returns the last character of the string or the last +limit+ characters.
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#
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# Examples:
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# "hello".last # => "o"
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# "hello".last(2) # => "lo"
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# "hello".last(10) # => "hello"
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def last(limit = 1)
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if limit == 0
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''
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elsif limit >= size
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self
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else
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mb_chars[(-limit)..-1].to_s
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end
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end
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else
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def at(position)
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self[position]
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end
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def to(position)
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self[0..position]
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end
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def from(position)
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self[position..-1]
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end
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def first(limit = 1)
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if limit == 0
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''
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elsif limit >= size
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self
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else
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to(limit - 1)
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end
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end
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def to(position)
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self[0..position]
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end
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def last(limit = 1)
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if limit == 0
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''
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elsif limit >= size
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self
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else
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from(-limit)
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end
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end
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end
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def first(limit = 1)
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if limit == 0
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''
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elsif limit >= size
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self
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else
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to(limit - 1)
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end
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end
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def last(limit = 1)
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if limit == 0
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''
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elsif limit >= size
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self
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else
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from(-limit)
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end
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end
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end
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@ -1,13 +1,7 @@
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module ActiveSupport #:nodoc:
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module CoreExtensions #:nodoc:
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module String #:nodoc:
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module Behavior
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# Enable more predictable duck-typing on String-like classes. See
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# Object#acts_like?.
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def acts_like_string?
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true
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end
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end
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end
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class String
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# Enable more predictable duck-typing on String-like classes. See
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# Object#acts_like?.
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def acts_like_string?
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true
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end
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end
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end
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@ -1,167 +1,160 @@
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require 'active_support/inflector' unless defined?(ActiveSupport::Inflector)
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# String inflections define new methods on the String class to transform names for different purposes.
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# For instance, you can figure out the name of a database from the name of a class.
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#
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# "ScaleScore".tableize # => "scale_scores"
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module ActiveSupport #:nodoc:
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module CoreExtensions #:nodoc:
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module String #:nodoc:
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# String inflections define new methods on the String class to transform names for different purposes.
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# For instance, you can figure out the name of a database from the name of a class.
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#
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# "ScaleScore".tableize # => "scale_scores"
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module Inflections
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# Returns the plural form of the word in the string.
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#
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# "post".pluralize # => "posts"
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# "octopus".pluralize # => "octopi"
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# "sheep".pluralize # => "sheep"
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# "words".pluralize # => "words"
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# "the blue mailman".pluralize # => "the blue mailmen"
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# "CamelOctopus".pluralize # => "CamelOctopi"
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def pluralize
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Inflector.pluralize(self)
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end
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class String
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# Returns the plural form of the word in the string.
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#
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# "post".pluralize # => "posts"
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# "octopus".pluralize # => "octopi"
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# "sheep".pluralize # => "sheep"
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# "words".pluralize # => "words"
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# "the blue mailman".pluralize # => "the blue mailmen"
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# "CamelOctopus".pluralize # => "CamelOctopi"
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def pluralize
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ActiveSupport::Inflector.pluralize(self)
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end
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# The reverse of +pluralize+, returns the singular form of a word in a string.
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#
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# "posts".singularize # => "post"
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# "octopi".singularize # => "octopus"
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# "sheep".singularize # => "sheep"
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# "word".singularize # => "word"
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# "the blue mailmen".singularize # => "the blue mailman"
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# "CamelOctopi".singularize # => "CamelOctopus"
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def singularize
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Inflector.singularize(self)
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end
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# The reverse of +pluralize+, returns the singular form of a word in a string.
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#
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# "posts".singularize # => "post"
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# "octopi".singularize # => "octopus"
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# "sheep".singularize # => "sheep"
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# "word".singularize # => "word"
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# "the blue mailmen".singularize # => "the blue mailman"
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# "CamelOctopi".singularize # => "CamelOctopus"
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def singularize
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ActiveSupport::Inflector.singularize(self)
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end
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# By default, +camelize+ converts strings to UpperCamelCase. If the argument to camelize
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# is set to <tt>:lower</tt> then camelize produces lowerCamelCase.
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#
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# +camelize+ will also convert '/' to '::' which is useful for converting paths to namespaces.
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#
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# "active_record".camelize # => "ActiveRecord"
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# "active_record".camelize(:lower) # => "activeRecord"
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# "active_record/errors".camelize # => "ActiveRecord::Errors"
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# "active_record/errors".camelize(:lower) # => "activeRecord::Errors"
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def camelize(first_letter = :upper)
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case first_letter
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when :upper then Inflector.camelize(self, true)
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when :lower then Inflector.camelize(self, false)
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end
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end
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alias_method :camelcase, :camelize
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# Capitalizes all the words and replaces some characters in the string to create
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# a nicer looking title. +titleize+ is meant for creating pretty output. It is not
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# used in the Rails internals.
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#
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# +titleize+ is also aliased as +titlecase+.
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#
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# "man from the boondocks".titleize # => "Man From The Boondocks"
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# "x-men: the last stand".titleize # => "X Men: The Last Stand"
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def titleize
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Inflector.titleize(self)
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end
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alias_method :titlecase, :titleize
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# The reverse of +camelize+. Makes an underscored, lowercase form from the expression in the string.
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#
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# +underscore+ will also change '::' to '/' to convert namespaces to paths.
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#
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# "ActiveRecord".underscore # => "active_record"
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# "ActiveRecord::Errors".underscore # => active_record/errors
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def underscore
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Inflector.underscore(self)
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end
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# Replaces underscores with dashes in the string.
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#
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# "puni_puni" # => "puni-puni"
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def dasherize
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Inflector.dasherize(self)
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end
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# Removes the module part from the constant expression in the string.
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#
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# "ActiveRecord::CoreExtensions::String::Inflections".demodulize # => "Inflections"
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# "Inflections".demodulize # => "Inflections"
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def demodulize
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Inflector.demodulize(self)
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end
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# Replaces special characters in a string so that it may be used as part of a 'pretty' URL.
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#
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# ==== Examples
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#
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# class Person
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# def to_param
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# "#{id}-#{name.parameterize}"
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# end
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# end
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#
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# @person = Person.find(1)
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# # => #<Person id: 1, name: "Donald E. Knuth">
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#
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# <%= link_to(@person.name, person_path %>
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# # => <a href="/person/1-donald-e-knuth">Donald E. Knuth</a>
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def parameterize(sep = '-')
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Inflector.parameterize(self, sep)
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end
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# Creates the name of a table like Rails does for models to table names. This method
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# uses the +pluralize+ method on the last word in the string.
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#
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# "RawScaledScorer".tableize # => "raw_scaled_scorers"
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# "egg_and_ham".tableize # => "egg_and_hams"
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# "fancyCategory".tableize # => "fancy_categories"
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def tableize
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Inflector.tableize(self)
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end
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# Create a class name from a plural table name like Rails does for table names to models.
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# Note that this returns a string and not a class. (To convert to an actual class
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# follow +classify+ with +constantize+.)
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#
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# "egg_and_hams".classify # => "EggAndHam"
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# "posts".classify # => "Post"
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#
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# Singular names are not handled correctly.
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#
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# "business".classify # => "Busines"
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def classify
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Inflector.classify(self)
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end
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# Capitalizes the first word, turns underscores into spaces, and strips '_id'.
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# Like +titleize+, this is meant for creating pretty output.
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#
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# "employee_salary" # => "Employee salary"
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# "author_id" # => "Author"
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def humanize
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Inflector.humanize(self)
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end
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# Creates a foreign key name from a class name.
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# +separate_class_name_and_id_with_underscore+ sets whether
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# the method should put '_' between the name and 'id'.
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#
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# Examples
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# "Message".foreign_key # => "message_id"
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# "Message".foreign_key(false) # => "messageid"
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# "Admin::Post".foreign_key # => "post_id"
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def foreign_key(separate_class_name_and_id_with_underscore = true)
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Inflector.foreign_key(self, separate_class_name_and_id_with_underscore)
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end
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# +constantize+ tries to find a declared constant with the name specified
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# in the string. It raises a NameError when the name is not in CamelCase
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# or is not initialized.
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#
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# Examples
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# "Module".constantize # => Module
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# "Class".constantize # => Class
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def constantize
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Inflector.constantize(self)
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end
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end
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# By default, +camelize+ converts strings to UpperCamelCase. If the argument to camelize
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# is set to <tt>:lower</tt> then camelize produces lowerCamelCase.
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#
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# +camelize+ will also convert '/' to '::' which is useful for converting paths to namespaces.
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#
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# "active_record".camelize # => "ActiveRecord"
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# "active_record".camelize(:lower) # => "activeRecord"
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# "active_record/errors".camelize # => "ActiveRecord::Errors"
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# "active_record/errors".camelize(:lower) # => "activeRecord::Errors"
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def camelize(first_letter = :upper)
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case first_letter
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when :upper then ActiveSupport::Inflector.camelize(self, true)
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when :lower then ActiveSupport::Inflector.camelize(self, false)
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end
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end
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alias_method :camelcase, :camelize
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# Capitalizes all the words and replaces some characters in the string to create
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# a nicer looking title. +titleize+ is meant for creating pretty output. It is not
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# used in the Rails internals.
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#
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# +titleize+ is also aliased as +titlecase+.
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#
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# "man from the boondocks".titleize # => "Man From The Boondocks"
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# "x-men: the last stand".titleize # => "X Men: The Last Stand"
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def titleize
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ActiveSupport::Inflector.titleize(self)
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end
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alias_method :titlecase, :titleize
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# The reverse of +camelize+. Makes an underscored, lowercase form from the expression in the string.
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#
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# +underscore+ will also change '::' to '/' to convert namespaces to paths.
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#
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# "ActiveRecord".underscore # => "active_record"
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# "ActiveRecord::Errors".underscore # => active_record/errors
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def underscore
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ActiveSupport::Inflector.underscore(self)
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end
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# Replaces underscores with dashes in the string.
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#
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# "puni_puni" # => "puni-puni"
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def dasherize
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ActiveSupport::Inflector.dasherize(self)
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end
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# Removes the module part from the constant expression in the string.
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#
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# "ActiveRecord::CoreExtensions::String::Inflections".demodulize # => "Inflections"
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# "Inflections".demodulize # => "Inflections"
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def demodulize
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ActiveSupport::Inflector.demodulize(self)
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end
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# Replaces special characters in a string so that it may be used as part of a 'pretty' URL.
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#
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# ==== Examples
|
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#
|
||||
# class Person
|
||||
# def to_param
|
||||
# "#{id}-#{name.parameterize}"
|
||||
# end
|
||||
# end
|
||||
#
|
||||
# @person = Person.find(1)
|
||||
# # => #<Person id: 1, name: "Donald E. Knuth">
|
||||
#
|
||||
# <%= link_to(@person.name, person_path %>
|
||||
# # => <a href="/person/1-donald-e-knuth">Donald E. Knuth</a>
|
||||
def parameterize(sep = '-')
|
||||
ActiveSupport::Inflector.parameterize(self, sep)
|
||||
end
|
||||
|
||||
# Creates the name of a table like Rails does for models to table names. This method
|
||||
# uses the +pluralize+ method on the last word in the string.
|
||||
#
|
||||
# "RawScaledScorer".tableize # => "raw_scaled_scorers"
|
||||
# "egg_and_ham".tableize # => "egg_and_hams"
|
||||
# "fancyCategory".tableize # => "fancy_categories"
|
||||
def tableize
|
||||
ActiveSupport::Inflector.tableize(self)
|
||||
end
|
||||
|
||||
# Create a class name from a plural table name like Rails does for table names to models.
|
||||
# Note that this returns a string and not a class. (To convert to an actual class
|
||||
# follow +classify+ with +constantize+.)
|
||||
#
|
||||
# "egg_and_hams".classify # => "EggAndHam"
|
||||
# "posts".classify # => "Post"
|
||||
#
|
||||
# Singular names are not handled correctly.
|
||||
#
|
||||
# "business".classify # => "Busines"
|
||||
def classify
|
||||
ActiveSupport::Inflector.classify(self)
|
||||
end
|
||||
|
||||
# Capitalizes the first word, turns underscores into spaces, and strips '_id'.
|
||||
# Like +titleize+, this is meant for creating pretty output.
|
||||
#
|
||||
# "employee_salary" # => "Employee salary"
|
||||
# "author_id" # => "Author"
|
||||
def humanize
|
||||
ActiveSupport::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)
|
||||
ActiveSupport::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
|
||||
ActiveSupport::Inflector.constantize(self)
|
||||
end
|
||||
end
|
||||
|
@ -1,22 +1,13 @@
|
||||
autoload :StringScanner, 'strscan' unless defined? :StringScanner
|
||||
unless '1.9'.respond_to?(:each_char)
|
||||
autoload :StringScanner, 'strscan' unless defined? :StringScanner
|
||||
|
||||
module ActiveSupport #:nodoc:
|
||||
module CoreExtensions #:nodoc:
|
||||
module String #:nodoc:
|
||||
# Custom string iterators
|
||||
module Iterators
|
||||
def self.append_features(base)
|
||||
super unless '1.9'.respond_to?(:each_char)
|
||||
end
|
||||
|
||||
# Yields a single-character string for each character in the string.
|
||||
# When $KCODE = 'UTF8', multi-byte characters are yielded appropriately.
|
||||
def each_char
|
||||
scanner, char = StringScanner.new(self), /./mu
|
||||
while c = scanner.scan(char)
|
||||
yield c
|
||||
end
|
||||
end
|
||||
class String
|
||||
# Yields a single-character string for each character in the string.
|
||||
# When $KCODE = 'UTF8', multi-byte characters are yielded appropriately.
|
||||
def each_char
|
||||
scanner, char = StringScanner.new(self), /./mu
|
||||
while c = scanner.scan(char)
|
||||
yield c
|
||||
end
|
||||
end
|
||||
end
|
||||
|
@ -404,6 +404,3 @@ def ordinalize(number)
|
||||
# in case active_support/inflector is required without the rest of active_support
|
||||
require 'active_support/inflections'
|
||||
require 'active_support/core_ext/string/inflections'
|
||||
unless String.included_modules.include?(ActiveSupport::CoreExtensions::String::Inflections)
|
||||
String.send :include, ActiveSupport::CoreExtensions::String::Inflections
|
||||
end
|
||||
|
Loading…
Reference in New Issue
Block a user