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Class: Rails::Paths::Path

Relationships & Source Files
Super Chains via Extension / Inclusion / Inheritance
Instance Chain:
self, ::Enumerable
Inherits: Object
Defined in: railties/lib/rails/paths.rb

Constant Summary

::Enumerable - Included

INDEX_WITH_DEFAULT

Class Method Summary

Instance Attribute Summary

::Enumerable - Included

#many?

Returns true if the enumerable has more than 1 element.

Instance Method Summary

::Enumerable - Included

#compact_blank

Returns a new ::Array without the blank items.
#exclude?

The negative of the Enumerable#include?.
#excluding

Returns a copy of the enumerable excluding the specified elements.
#including

Returns a new array that includes the passed elements.
#index_by

Convert an enumerable to a hash, using the block result as the key and the element as the value.
#index_with

Convert an enumerable to a hash, using the element as the key and the block result as the value.
#pick

Extract the given key from the first element in the enumerable.
#pluck

Extract the given key from each element in the enumerable.
#sum

Calculates a sum from the elements.
#without

Alias for #excluding.

Constructor Details

.new(root, current, paths, options = {}) ⇒ Path

[ GitHub ] 

  


# File 'railties/lib/rails/paths.rb', line 116



def initialize(root, current, paths, options = {})
  @paths   = paths
  @current = current
  @root    = root
  @glob    = options[:glob]
  @exclude = options[:exclude]

  options[:autoload_once] ? autoload_once! : skip_autoload_once!
  options[:eager_load]    ? eager_load!    : skip_eager_load!
  options[:autoload]      ? autoload!      : skip_autoload!
  options[:load_path]     ? load_path!     : skip_load_path!
end


  







Instance Attribute Details



  

    #glob   (rw)
  

  [ GitHub ]


  

  


# File 'railties/lib/rails/paths.rb', line 114



attr_accessor :glob


  







Instance Method Details



  

    #<<(path)  
    Also known as: #push
  

  [ GitHub ]


  

  


# File 'railties/lib/rails/paths.rb', line 168



def <<(path)
  @paths << path
end


  








  

    #children  
  

  [ GitHub ]


  

  


# File 'railties/lib/rails/paths.rb', line 133



def children
  keys = @root.keys.find_all { |k|
    k.start_with?(@current) && k != @current
  }
  @root.values_at(*keys.sort)
end


  








  

    #concat(paths)  
  

  [ GitHub ]


  

  


# File 'railties/lib/rails/paths.rb', line 173



def concat(paths)
  @paths.concat paths
end


  








  

    #each(&block)  
  

  [ GitHub ]


  

  


# File 'railties/lib/rails/paths.rb', line 164



def each(&block)
  @paths.each(&block)
end


  








  

    #existent  
  



  

    

Returns all expanded paths but only if they exist in the filesystem.


  



  [ GitHub ]


  

  


# File 'railties/lib/rails/paths.rb', line 217



def existent
  expanded.select do |f|
    does_exist = File.exist?(f)

    if !does_exist && File.symlink?(f)
      raise "File #{f.inspect} is a symlink that does not point to a valid file"
    end
    does_exist
  end
end


  








  

    #existent_directories  
  

  [ GitHub ]


  

  


# File 'railties/lib/rails/paths.rb', line 228



def existent_directories
  expanded.select { |d| File.directory?(d) }
end


  








  

    #expanded  
    Also known as: #to_a
  



  

    

Expands all paths against the root and return all unique values.


  



  [ GitHub ]


  

  


# File 'railties/lib/rails/paths.rb', line 198



def expanded
  raise "You need to set a path root" unless @root.path
  result = []

  each do |path|
    path = File.expand_path(path, @root.path)

    if @glob && File.directory?(path)
      result.concat files_in(path)
    else
      result << path
    end
  end

  result.uniq!
  result
end


  








  

    #first  
  

  [ GitHub ]


  

  


# File 'railties/lib/rails/paths.rb', line 140



def first
  expanded.first
end


  








  

    #last  
  

  [ GitHub ]


  

  


# File 'railties/lib/rails/paths.rb', line 144



def last
  expanded.last
end


  








  

    #paths  
  

  [ GitHub ]


  

  


# File 'railties/lib/rails/paths.rb', line 185



def paths
  raise "You need to set a path root" unless @root.path

  map do |p|
    Pathname.new(@root.path).join(p)
  end
end


  








  

    #push(path)  
  



  

    

Alias for #<<.


  



  [ GitHub ]


  

  


# File 'railties/lib/rails/paths.rb', line 171



alias :push :<<


  








  

    #to_a  
  



  

    

Alias for #expanded.


  



  [ GitHub ]


  

  


# File 'railties/lib/rails/paths.rb', line 232



alias to_a expanded


  








  

    #to_ary  
  

  [ GitHub ]


  

  


# File 'railties/lib/rails/paths.rb', line 181



def to_ary
  @paths
end


  








  

    #unshift(*paths)  
  

  [ GitHub ]


  

  


# File 'railties/lib/rails/paths.rb', line 177



def unshift(*paths)
  @paths.unshift(*paths)
end